digital cordless phone - espec

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© 2005 Panasonic Communications Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law. KX-TCD815RUS KX-TCD815RUT KX-TCA181RUS KX-TCA181RUT Digital Cordless Phone Silver Version Titanium Black Version (for Russia) Telephone Equipment ORDER NO. KM40509868CE

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Page 1: Digital Cordless Phone - ESpec

© 2005 Panasonic Communications Co., Ltd. Allrights reserved. Unauthorized copying anddistribution is a violation of law.

KX-TCD815RUSKX-TCD815RUTKX-TCA181RUSKX-TCA181RUTDigital Cordless PhoneSilver Version

Titanium Black Version

(for Russia)

Telephone Equipment

ORDER NO. KM40509868CE

Page 2: Digital Cordless Phone - ESpec

1 ABOUT LEAD FREE SOLDER (PbF: Pb free) 4

1.1. Suggested PbF Solder 4

1.2. How to recognize that Pb Free solder is used 5

2 FOR SERVICE TECHNICIANS 5

3 CAUTION 5

4 OPERATING INSTRUCTIONS 6

4.1. Battery 6

4.2. Location of Controls 7

4.3. Connections 8

4.4. Guide to Settings 9

4.5. For Service Hint 11

5 DISASSEMBLY INSTRUCTIONS 12

5.1. Base Unit 12

5.2. Handset 13

5.3. Charger Unit 15

6 ASSEMBLY INSTRUCTIONS 16

6.1. Fix the LCD to the Main P.C.Board (Handset) 16

7 TROUBLESHOOTING FLOWCHART 17

7.1. Check Power 18

7.2. Check Battery Charge 19

7.3. Check Link 20

7.4. Check Handset Transmission 24

7.5. Check Handset Reception 24

7.6. Check Caller ID 24

7.7. Bell Reception 25

8 TROUBLESHOOTING BY SYMPTOM (BASE UNIT AND

CHARGER UNIT) 26

8.1. Check Point (Base Unit) 26

8.2. The Setting Method of JIG (Base Unit) 30

8.3. Adjustment Standard (Base Unit) 32

8.4. Check Point (Charger Unit) 34

8.5. Adjustment Standard (Charger Unit) 34

9 TROUBLESHOOTING BY SYMPTOM (HANDSET) 35

9.1. Check Point (Handset) 35

9.2. The Setting Method of JIG (Handset) 39

9.3. Adjustment Standard (Handset) 41

10 THINGS TO DO AFTER REPLACING IC 42

10.1. Base Unit 42

10.2. Handset 42

11 RF SPECIFICATION 43

11.1. Base Unit 43

11.2. Handset 43

12 HOW TO CHECK THE HANDSET SPEAKER OR RECEIVER 44

13 FREQUENCY TABLE (MHz) 44

14 BLOCK DIAGRAM (BASE UNIT) 45

15 CIRCUIT OPERATION (BASE UNIT) 46

15.1. Outline 46

15.2. Power Supply Circuit 47

15.3. Telephone Line Interface 48

15.4. Transmitter/Receiver 48

15.5. Pulse Dialling 48

16 BLOCK DIAGRAM (HANDSET) 49

17 CIRCUIT OPERATION (HANDSET) 50

17.1. Outline 50

17.2. Power Supply Circuit/Reset Circuit 50

17.3. Charge Circuit 50

17.4. Battery Low/Power Down Detector 50

17.5. Speakerphone 51

18 CIRCUIT OPERATION (CHARGER UNIT) 52

18.1. Power Supply Circuit 52

19 SIGNAL ROUTE 53

20 CPU DATA (BASE UNIT) 54

20.1. IC8 (BBIC) 54

21 CPU DATA (HANDSET) 56

21.1. IC1 (BBIC) 56

22 ENGINEERING MODE 59

22.1. Base Unit 59

22.2. Handset 62

23 EEPROM LAYOUT (BASE UNIT) 64

23.1. Scope 64

23.2. Introduction 64

23.3. EEPROM Layout 64

24 FLASH LAYOUT (HANDSET) 69

24.1. Scope 69

Note:Because CONTENTS 4 is the extract from the Operating Instructions of this model, it is subject to change without notice. You candownload and refer to the original Operating Instructions on TSN Server for further information.

CONTENTS Page Page

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Page 3: Digital Cordless Phone - ESpec

24.2. Introduction 69

24.3. FLASH contents 69

25 HOW TO REPLACE THE FLAT PACKAGE IC 72

25.1. PREPARATION 72

25.2. FLAT PACKAGE IC REMOVAL PROCEDURE 72

25.3. FLAT PACKAGE IC INSTALLATION PROCEDURE 73

25.4. BRIDGE MODIFICATION PROCEDURE 73

26 CABINET AND ELECTRICAL PARTS (BASE UNIT) 74

27 CABINET AND ELECTRICAL PARTS (HANDSET) 75

28 CABINET AND ELECTRICAL PARTS (CHARGER UNIT) 76

29 ACCESSORIES AND PACKING MATERIALS 77

29.1. KX-TCD815RUS/RUT 77

29.2. KX-TCA181RUS/RUT 78

30 TERMINAL GUIDE OF THE ICs, TRANSISTORS AND DIODES

79

30.1. Base Unit 79

30.2. Handset 79

30.3. Charger Unit 80

31 REPLACEMENT PARTS LIST 81

31.1. Base Unit 81

31.2. Handset 83

31.3. Charger Unit 85

31.4. Accessories and Packing Materials 86

31.5. Fixtures and Tools 86

32 FOR SCHEMATIC DIAGRAM 87

32.1. Base Unit (SCHEMATIC DIAGRAM (BASE UNIT)) 87

32.2. Handset (SCHEMATIC DIAGRAM (HANDSET)) 87

32.3. Charger Unit (SCHEMATIC DIAGRAM (CHARGER UNIT))

87

33 SCHEMATIC DIAGRAM (BASE UNIT) 88

34 SCHEMATIC DIAGRAM (HANDSET) 90

35 SCHEMATIC DIAGRAM (HANDSET_OPERATION) 92

36 SCHEMATIC DIAGRAM (CHARGER UNIT) 93

37 CIRCUIT BOARD (BASE UNIT) 95

37.1. Component View 95

37.2. Flow Solder Side View 96

38 CIRCUIT BOARD (HANDSET) 97

38.1. Component View 97

38.2. Flow Solder Side View 98

39 CIRCUIT BOARD (HANDSET_OPERATION) 99

39.1. Component View 99

39.2. Flow Solder Side View 100

40 CIRCUIT BOARD (CHARGER UNIT) 101

40.1. Component View 101

40.2. Flow Solder Side View 101

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Page 4: Digital Cordless Phone - ESpec

1 ABOUT LEAD FREE SOLDER (PbF: Pb free)Note:

In the information below, Pb, the symbol for lead in the periodic table of elements, will refer to standard solder or solder thatcontains lead.

We will use PbF solder when discussing the lead free solder used in our manufacturing process which is made from Tin (Sn),Silver (Ag), and Copper (Cu).

This model, and others like it, manufactured using lead free solder will have PbF stamped on the PCB. For service and repairwork we suggest using the same type of solder although, with some precautions, standard Pb solder can also be used.

Caution

• • • • PbF solder has a melting point that is 50°F ~ 70°F (30°C ~ 40°C) higher than Pb solder. Please use a soldering iron withtemperature control and adjust it to 700°F ± 20°F (370°C ± 10°C). In case of using high temperature soldering iron, pleasebe careful not to heat too long.

• • • • PbF solder will tend to splash if it is heated much higher than its melting point, approximately 1100°F (600°C).

• • • • If you must use Pb solder on a PCB manufactured using PbF solder, remove as much of the original PbF solder as possibleand be sure that any remaining is melted prior to applying the Pb solder.

• • • • When applying PbF solder to double layered boards, please check the component side for excess which may flow onto theopposite side (See the figure below).

1.1. Suggested PbF SolderThere are several types of PbF solder available commercially. While this product is manufactured using Tin, Silver, and Copper(Sn+Ag+Cu), you can also use Tin and Copper (Sn+Cu) or Tin, Zinc, and Bismuth (Sn+Zn+Bi). Please check themanufacturer’s specific instructions for the melting points of their products and any precautions for using their product with othermaterials.

The following lead free (PbF) solder wire sizes are recommended for service of this product: 0.3mm, 0.6mm and 1.0mm.

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Page 5: Digital Cordless Phone - ESpec

1.2. How to recognize that Pb Free solder is used(Example: Handset P.C.B.)

CN

5

CN

9

IC3

C63

C26

C59

D11

R161R160R159R158R157R156R155R154R170R171

30

1

1

16

R188

R187R186

R120

R119

R118

R18

R42

R180

R203

R100

R114

R151

1 5

Q13

R48Q12

R92

CN8

R91

R102

C69

1

1123

22 12

33

34 44

R101

C70

C52

R117

D12

D13

D14

R31

R32

R185R184R183R182R181R197R198

C30C107

18

C108

C29

R41

R174

R23

Q7

R22C131

LED8

R16

D10

D9

R83

R81

C65

C66

C64

C132

IC21

C133

RA1 RA2

C88

R19

9R

172

R17

3R

200

R16

9R

196

R16

8R

195

R16

7R

194

R16

6R

193

R16

5R

192

R16

4R

191

R16

3R

190

R16

2R

189

R12

R93

SW

1

R90

R53

C13

4C

102

1 22

44 23

124

4825

IC15

IC13

IC11

MIC

X2

C25

R98

C10

6

R15

0

R99

R97

R96

R52R

49 R51

R77

R76

C62

C11

1

R20

2

R82

Q16

PbF

Marked

(Component View)

Note:

The location of the “PbF” mark is subject to change without notice.

2 FOR SERVICE TECHNICIANSICs and LSIs are vulnerable to static electricity.

When repairing, the following precautions will help prevent recurring malfunctions.

1. Cover the plastic parts boxes with aluminum foil and ground them.

2. Ground the soldering irons.

3. Use a conductive mat on the worktable.

4. Do not touch IC or LSI pins with bare fingers.

3 CAUTION 1. Danger of explosion if battery is incorrectly replaced.

2. Replace only with the same or equivalent type recommended by the manufacturer.

3. Dispose of used batteries according to the manufacture’s Instructions.

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Page 6: Digital Cordless Phone - ESpec

4 OPERATING INSTRUCTIONS4.1. Battery

4.1.1. Battery Installation

Insert the batteries negative ( ) terminal first. Close the handset cover.

Note:

• • • • Use only rechargeable batteries P03P (HHR-4EPT).

4.1.2. Battery Charge

Note:

• • • • It is normal for the handset to feel warm during charging.

• • • • If you want to use the unit immediately, charge the batteries for at least 15 minutes.

• • • • Clean the charge contacts of the handset and base unit with a soft, dry cloth, otherwise the batteries may not chargeproperly. Clean if the unit is exposed to grease, dust or high humidity.

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Page 7: Digital Cordless Phone - ESpec

4.1.3. Battery Life

Panasonic Ni-MH batteries (700 mAh)

Operation Operating TimeWhile in use (talking) 14 hours max.

While not in use (standby) 150 hours max.

Note:

• • • • Battery operating time may be shortened over time depending on usage conditions and ambient temperature.

4.1.4. Battery Replacement

4.2. Location of Controls

4.2.1. Base Unit

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Page 8: Digital Cordless Phone - ESpec

4.2.2. Handset

4.3. ConnectionsWhen the AC adaptor is connected, a short beep will be heard. If it is not heard, check the connections.

Important:

• • • • For information on connecting the handset to a PC, refer to the included “Installation Guide for USB GEAR”.

Note:

• • • • Never install telephone wiring during a lightning storm.

• • • • The AC adaptor must remain connected at all times. (It is normal for the adaptor to feel warm during use.)

• • • • The AC adaptor should be connected to a vertically oriented or floor-mounted AC outlet. Do not connect the AC adaptor toa ceiling-mounted AC outlet, as the weight of the adaptor may cause it to become disconnected.

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Page 9: Digital Cordless Phone - ESpec

4.4. Guide to SettingsFor your reference, a chart of all items which can be customised for the base unit and the handset is printed below.

• • • • When customising the base unit and the handset, the current item or setting is highlighted.

4.4.1. Base Unit • • • • These items are customised using the handset.

Note:

• • • • The items with a mark “**” are not shown on the display.

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Page 10: Digital Cordless Phone - ESpec

4.4.2. Handset

*1 Only the handset which is registered can be selected after you set to “On”.

*2 Here, only the case that a handset is registered to a maximum of 4 Base units is mentioned.

Note:

• • • • The items with a mark “**” are not shown on the display.

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Page 11: Digital Cordless Phone - ESpec

4.5. For Service Hint

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5 DISASSEMBLY INSTRUCTIONS

5.1. Base Unit

Shown in Fig.- To Remove Remove1 Cabinet Cover Screws (2.6 × 12)..........(A) × 42 Main P.C. Board Tapes and Solders

Screws (2.6 x 10)..........(B) × 2

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Page 13: Digital Cordless Phone - ESpec

5.2. Handset

Shown in Fig.- To Remove Remove3 Cabinet Cover Screws (2 × 10)............(C) × 24 Follow the procedure.5 Main P.C. Board Screws (2 × 10)............(D) × 3

Tapes and SoldersMain P.C. Board

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Page 14: Digital Cordless Phone - ESpec

Shown in Fig.- To Remove Remove6 Operational P.C. Board and Guide Cable7 Operational P.C. Board Guide

Operational P.C. Board

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Page 15: Digital Cordless Phone - ESpec

5.3. Charger Unit

Shown in Fig.- To Remove Remove8 Cabinet Cover Screws (2.6 × 10)..........(E) × 29 Main P.C. Board Screws (2.6 x 10)..........(F) x 2

Main P.C. Board

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Page 16: Digital Cordless Phone - ESpec

6 ASSEMBLY INSTRUCTIONS6.1. Fix the LCD to the Main P.C.Board (Handset)

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Page 17: Digital Cordless Phone - ESpec

Flow Chart

Cross Reference:

Check Power (P.18)

Bell Reception (P.25)

Check Battery Charge (P.19)

Check Link (P.20)

Check Handset Transmission (P.24)

Check Handset Reception (P.24)

SIGNAL ROUTE (P.53)

7 TROUBLESHOOTING FLOWCHART

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Page 18: Digital Cordless Phone - ESpec

7.1. Check Power

7.1.1. Base Unit

Is the AC Adaptor inserted into AC outlet? (Check AC Adaptor’s specification.)

Cross Reference:

Power Supply Circuit (P.47)

7.1.2. Handset

Cross Reference:

Power Supply Circuit/Reset Circuit (P.50)

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Page 19: Digital Cordless Phone - ESpec

7.2. Check Battery Charge

7.2.1. Base Unit

Cross Reference:

Power Supply Circuit (P.47)

7.2.2. Handset

Cross Reference:

Check Power (P.18)

Charge Circuit (P.50)

7.2.3. Charger Unit

Cross Reference:

Power Supply Circuit (P.52)

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Page 20: Digital Cordless Phone - ESpec

7.3. Check Link

7.3.1. Base Unit

Cross Reference:

Power Supply Circuit (P.47)

Check Point (Base Unit) (P.26)

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Page 21: Digital Cordless Phone - ESpec

Cross Reference:

Check Point (Base Unit) (P.26)

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Page 22: Digital Cordless Phone - ESpec

7.3.2. Handset

Cross Reference:

Power Supply Circuit/Reset Circuit (P.50)

Check Point (Handset) (P.35)

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Cross Reference:

Check Point (Handset) (P.35)

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Page 24: Digital Cordless Phone - ESpec

Cross Reference:

SIGNAL ROUTE (P.53)

7.4. Check Handset Transmission

Cross Reference:

SIGNAL ROUTE (P.53)

7.5. Check Handset Reception

Cross Reference:

HOW TO CHECK THE HANDSET SPEAKER OR RECEIVER (P.44).

SIGNAL ROUTE (P.53)

7.6. Check Caller ID

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Page 25: Digital Cordless Phone - ESpec

7.7. Bell Reception

7.7.1. Base Unit

7.7.2. Handset

Cross Reference:

Telephone Line Interface (P.48)

Check Link (P.20)

HOW TO CHECK THE HANDSET SPEAKER OR RECEIVER (P.44)

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Page 26: Digital Cordless Phone - ESpec

8 TROUBLESHOOTING BY SYMPTOM (BASE UNIT ANDCHARGER UNIT)

If your unit has below symptoms, follow the instructions in remedy column. Remedies depend on whether you have DECT tester(*1) or not.

Note:

(*1) A general repair is possible even if you don’t have the DECT tester because it is for confirming the levels, such as Acousticlevel in detail.

(*2) Refer to Check Point (Base Unit) (P.26)

8.1. Check Point (Base Unit)Please follow the items below when BBIC or EEPROM is replaced.

Note:

After the measuring, sock up the solder of TP.

*: PC Setting (P.39) is required beforehand.

The connections of simulator equipments are as shown in Adjustment Standard (Base Unit) (P.32).

Items CheckPoint

Procedure Check orReplace Parts

(A) 3.3V SupplyConfirmation

VDD3 1. Confirm that the voltage between test point VDD3 and GND is 3.3V ± 0.2V. D1, IC1, C1,C9, C114, C3,C8, C2, R8, R9

(B) 2.5V SupplyConfirmation

VDD2 1. Confirm that the voltage between test point VDD2 and GND is 2.5V ± 0.2V. Q2, C5, C7

(C)* 1.8V SupplyConfirmation

VDD1 1. Confirm that the voltage between test point VDD1 and GND is 1.8V ± 0.1V. Q3, C11, D20,R161, L15, C4,C37, C39, C44,

C45(D)* BBIC Confirmation - 1. BBIC Confirmation (Execute the command “getchk”).

2. Confirm the returned checksum value.

Connection of checksum value and program number is shown below.

IC8, X1, C42,C43, R40, C28,R84~R88, R64,

R55~R57

(E)* EEP-ROM Confirmation - 1. EEP-ROM Confirmation (Execute the command “ChkTCD800XXrevYY.bat”).

XX: country code

YY: revision number

2. Confirm the returned checksum value.

3. The checksum is displayed in the last output line.

Note:“XX”, “YY”, and “checksum” vary depending on the country version. You canfind them in the batch file, PQZZ- mentioned in JIG and PC (P.30).

IC3, C53, R56,R57

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Items CheckPoint

Procedure Check orReplace Parts

(F)* BBIC Clock Adjustment CLK 1. Input Command “rdeeprom 00 01 01”, then you can confirm the current value.

2. Adjust the frequency of CLK executing the command “setfreq xx (where xx isthe value)” so that the reading of the frequency counter is 10.368000MHz ±10Hz.

IC2, R124,R125, C153,

X1, C42, C43,R40

(G)* Hookswitch Check withDC Characteristics

- 1. Connect CN1 (Telephone Socket) to Tel-simulator which is connected with600 Ω.

2. Set line voltage to 48V and line current to 40mA at off-hook condition ofnormal telephone.

3. Execute the command “hookoff”

4. Confirm that the line current is 40mA ± 5mA.

5. Execute the command “hookon”.

6. Confirm that the line current is less than + 0.8mA.

CN1, L6, L7,Q4, R23, R25,Q5, R26, R28,

IC8, D3

(H)* DTMF Generator Check - 1. Connect CN1 (Telephone Socket) to DTMF tester. (Road=600 Ω)

2. Link Handset and push dial key.

3. Confirm DTMF character.

4. Confirm that the high Group is -3dBm ± 2dBm.

5. Confirm that the low Group is -6dBm ± 2dBm.

IC8, R39, C41,R49, C46, C47,R42, R43, R44,R45, R46, R47,

R48, C108,C109, C40,

C36, Q8, D4(I)* Transmitted Power

Confirmation- Remove the Antenna before starting step from 1 to 7.

1. Configure the DECT tester (CMD60) as follows;

<Setting>

• • • • Short A_1-GND and A_2-GND.

• • • • Test mode: FP

• • • • Traffic Carrier: 5

• • • • Traffic Slot: 4

• • • • Mode: Loopback

• • • • PMID: 00000

• • • • RF LEVEL = -70dBm.

2. Execute the command “testmode”.

3. Execute the command “sendchar dmv 2 2”.

4. Check that “Signalling Status” has been set to “Locked”, then press “ACCEPTRFPI”.

5. Initiate connection from Dect tester (“set up connect”)

6. Execute the command “ANT1”.

7. Confirm that the NTP value at ANT is 20dBm ~ 25dBm.

IC2, IC8, R124,R125, C153,C140, C141,DA1, C142,

C143, C144, L3,L4, R118, R119,

C135, R115,R116, Q6,

C145, C147,C149, C151,C157, R123,C158, C159,C160, C161,C162, C163,C164, C136,R117, R127,C156, C154,

C155

(J) Modulation Check andAdjustment

- Follow steps 1 to 6 of (I) above.7.Confirm that the B-Field Modulation is -350 ~ -400/+320 ~ +370kHz/divusing data type Fig31.

8.Adjust the B-Field Modulation if required. (Execute the command “readmod”and “wrtmod xx”, where xx is the value.)

IC2, IC8, R124,R125, C153,C140, C141,DA1, C142,

C143, C144, L3,L4, R118, R119,

C135, R115,R116, Q6,

C145, C147,C149, C151,C157, R123,C158, C159,C160, C161,C162, C163,C164, C136,R117, R127,C156, C154,

C155

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Items CheckPoint

Procedure Check orReplace Parts

(K) Frequency Offset Check - Follow steps 1 to 6 of (I).7.Confirm that the frequency offset is < ± 45kHz.

IC2, IC8, R124,R125, C153,C140, C141,DA1, C142,

C143, C144, L3,L4, R118, R119,

C135, R115,R116, Q6,

C145, C147,C149, C151,C157, R123,C158, C159,C160, C161,C162, C163,C164, C136,R117, R127,C156, C154,

C155(L) Frequency Dirft

Confirmation- Follow steps 1 to 6 of (I).

7.Confirm that the frequency drift is < ± 30kHz/ms.IC2, IC8, R124,

R125, C153,C140, C141,DA1, C142,

C143, C144, L3,L4, R118, R119,

C135, R115,R116, Q6,

C145, C147,C149, C151,C157, R123,C158, C159,C160, C161,C162, C163,C164, C136,R117, R127,C156, C154,

C155(M) Sensitivity Receiver

Confirmation- Follow steps 1 to 6 of (I).

7.Set DECT tester power to -90dBm.

8.Confirm that the BER is < 1000ppm.

IC2, IC8, R124,R125, C153,C140, C141,DA1, C142,

C143, C144, L3,L4, R118, R119,

C135, R115,R116, Q6,

C145, C147,C149, C151,C157, R123,C158, C159,C160, C161,C162, C163,C164, C136,R117, R127,C156, C154,

C155(N) Timing Confirmation - Follow steps 1 to 6 of (I).

7.Confirm that the Timing accuracy is < ± 2.0ppm.IC2, IC8, R124,

R125, C153,C140, C141,DA1, C142,

C143, C144, L3,L4, R118, R119,

C135, R115,R116, Q6,

C145, C147,C149, C151,C157, R123,C158, C159,C160, C161,C162, C163,C164, C136,R117, R127,C156, C154,

C155

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Page 29: Digital Cordless Phone - ESpec

Items CheckPoint

Procedure Check orReplace Parts

(O)* RSSI LevelConfirmation

- Follow steps 1 to 6 of (I).7.Execute the command “readrssi”.

8. Confirm that the returned value is 22 ± A (hex).

IC2, IC8, R124,R125, C153,C140, C141,DA1, C142,

C143, C144, L3,L4, R118, R119,

C135, R115,R116, Q6,

C145, C147,C149, C151,C157, R123,C158, C159,C160, C161,C162, C163,C164, C136,R117, R127,C156, C154,

C155(P) Power RAMP

Confirmation- Follow steps 1 to 6 of (I).

7.Confirm that Power RAMP is matching.IC2, IC8, R124,

R125, C153,C140, C141,

DA1, L10, L11,C57, C134,

C144, L3, L4,R118, R119,C135, R115,R116, Q6,

C145, C147,C149, C151,C157, R123,C158, C159,C160, C161,C162, C163,C164, C136,R117, R127,C156, C154,

C155(Q)* Audio Check - 1. Link with Handset.

2. Input -45dBm/1kHz to MIC of Handset.

Measure the Level at Line I/F and distortion level.

3. Confirm that the level is -10.5dBm ± 2dBm and that the distortion level is <5% at TEL Line (600Ω Load).

4. Input -20dBm/1kHz to Line I/F.

Measure the level at Receiver of Handset and distortion level

(*Receive volume set to second position from minimum).

5. Confirm that the level is -20.5dBm ± 2dBm and that the distortion level is <5% at Receiver (Volume Middle, 150Ω Load).

IC8, CN1,SA1,L6, L7, D3, Q4,Q5, R23, R25,

R26, R28

(R) Charging Check - 1. Connect Charge Contact 12Ω/2W resistor between charge+ and charge-.

2. Measure and confirm voltage across the resistor is 3.10V ± 0.2V.

R4, R5, D6,C107, C180,

C181, D1

29

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Page 30: Digital Cordless Phone - ESpec

• • • • EEPROM serial JIG

JIG Cable: PQZZ1CD300E*

• • • • PC which runs in DOS mode

• • • • Batch file CD-ROM for setting: PQZZTCD815RU

Note:

*: If you have the JIG Cable for TCD500 series(PQZZ1CD505E), change the following values ofresistance. Then you can use it as a JIG Cable for bothTCD300 and TCD500 series. (It is an upper compatible JIGCable.)

Resistor Old value (kΩ) New value (kΩ)R2 22 3.3R3 22 3.3R4 22 4.7R7 4.7 10

8.2. The Setting Method of JIG (Base Unit)

8.2.1. Preparation

8.2.1.1. Equipment Required • • • • DECT tester: Rohde & Schwarz, CMD 60 is recommended.

• • • • Frequency counter: it must be precise to be able to measure 1Hz (precision; ±4ppm).

Hewlett Packard, 53131A is recommended.

• • • • Digital multi-meter (DMM): it must be able to measure voltage and current.

• • • • Oscilloscope

8.2.1.2. JIG and PC

8.2.2. PC Setting

8.2.2.1. Connections

Connect the AC adaptor to CN1 (base unit).

Connect the JIG Cable GND (black).

Connect the JIG Cable URX (red) and UTX (yellow).

Note:

*: Com port names may vary depending on what your PC calls it.

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Page 31: Digital Cordless Phone - ESpec

8.2.2.2. PC Setting

1. Open a window of MS-DOS mode from the start-up menu.

2. Change a directory.

3. Type “SET_COM=1” from the keyboard (when COM port 1 is used for the connection).

4. Type “doskey”.

Note:

See the table below for frequently used commands.

Command name Function Examplerdeeprom Read the data of EEPROM Type “rdeeprom 00 00 FF”, and the data from

address “00 00” to “FF” is read out.readid Read ID (RFPI) Type “readid”, and the registered ID is read out.writeid Write ID (RFPI) Type “writeid 00 18 E0 0E 98”, and the ID “0018 E0 0E

98” is written.setfreq Adjust Frequency of RFIC Type “setfreq nn”.hookoff Off-hook mode on Base Type “hookoff”.hookon On-hook mode on Base Type “hookon”.getchk Read checksum Type “getchk”.wreeprom Write the data of EEPROM Type “wreeprom 01 23 45”. “01 23” is address and “45”

is data to be written.

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Page 32: Digital Cordless Phone - ESpec

8.3.

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C180 C3

C5

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R116

L11R124

R120C142

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C13

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R59

D5

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L10

C144DA1

C265C141

C140

R121

R81

L12

L4

R119

R118

R79C130

C38 C32C17C319

C173C167

C42

R40

C194

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C7

R38 R22

R27C22

R32

C258C250

C251

7

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1

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R107

R106

C101

R17

C261

IC10

R16

R28

C187R26

C317

C256

C254C255

D19C172C264

R105

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C170

C215

C214

R154

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R147R141

R14

C301

IC11

IC8

SW1

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4964

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IC12

C28

C310

R85

C122

C123 C121

C47 Q16

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C41

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J10

Q12

R57

R56

C114

C159 C168

C39

C201

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C304

C303

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C302D100

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C155 C161

C160

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C164C136R117

C166R126R127

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R55

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C37

C36

C76

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C52 C19

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R47

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R70

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R71

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KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

32

Page 33: Digital Cordless Phone - ESpec

8.3.

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TP_RLY1

TP24 TP25

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L1T/TP_RLY2

L1R/TP_RLY4

L2T/TP_RLY3

TP26

TP27

TP28

TP29

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GREEN

YELLOW

BLACK

TP16

TP15

CHARGE

CHARGE

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KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

33

Page 34: Digital Cordless Phone - ESpec

8.4. Check Point (Charger Unit)Items Check

PointProcedure Check or

Replace Parts(A) Charging Check - 1. Connect Charge Contact 12Ω/2W resistor between charge+ and charge-.

2. Measure and confirm voltage across the resistor is 3.10V ± 0.2V.

D2, R2, R1

Note:

After the measuring, sock up the solder of TP.

The connection of adjustment equipment is as shown in Adjustment Standard (Charger Unit) (P.34).

8.5. Adjustment Standard (Charger Unit)When connecting the Simulator Equipments for checking, please refer to below.

8.5.1. Flow Solder Side View

TP3

TP4

R2

D2

R1

A

TP2

TP1

KX-TCD800 SERIESPQLV30040ZA

PQUP11348Z

PbF

DC POWER+6.0V

TP1 TP2

(A)

DigitalVolt Meter

12Ω/2W

(+) (-)

(+)(-)

Note:

(A) is referred to Check Point (Charger Unit) (P.34)

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Page 35: Digital Cordless Phone - ESpec

9 TROUBLESHOOTING BY SYMPTOM (HANDSET)If your unit has below symptoms, follow the instructions in remedy column. Remedies depend on whether you have DECT tester(*1) or not.

Note:

(*1) A general repair is possible even if you don’t have the DECT tester because it is for confirming the levels, such as Acousticlevel in detail.

(*2) Refer to Check Point (Handset) (P.35)

9.1. Check Point (Handset)Please follow the items below when BBIC or FLASH is replaced.

Note:

After the measuring, sock up the solder of TP.

*: PC Setting (P.39) is required beforehand.

The connections of simulator equipments are as shown in Adjustment Standard (Handset) (P.41).

Items CheckPoint

Procedure Check orReplace Parts

(A)* 1.8V Supply Adjustment TP12 1. Confirm that the voltage between test point TP12 and GND is 1.8V ± 0.02V.

2. Execute the command “bandgap”, then check the current Value.

3. Adjust the 1.8V voltage of TP12 executing command “bandgap XX“(XX is thevalue).

IC1, Q2, C40,R4

(B) DC/DC SupplyConfirmation

TP10 1. Confirm that the voltage between test point TP10 and GND is 3.68V ± 0.3V(Backlight is OFF)/4.45V ± 0.3V (Backlight is ON).

IC1, F1, C1,C3, C57, R1,R2, R3, Q1,

D1, L1(C) 3.25V Supply

ConfirmationTP11 1. Confirm that the voltage between test point TP11 and GND is 3.25V ± 0.1V. IC1, Q3, C4,

C5, R9, R10,R11

(D)* BBIC Confirmation - 1. BBIC Confirmation (Execute the command “getchk”).

2. Confirm the returned checksum value.

Connection of checksum value and program number is shown below.

IC1, X1, C7,R19

(E)* FLASH Confirmation - 1. FLASH Confirmation (Execute the command “ChkTCA181XXrevYY.bat”).

XX: country code

YY: revision number

2. Confirm the returned checksum value.

3. The checksum is displayed in the last output line.

Note:“XX”, “YY”, and “checksum” vary depending on the country version. You canfind them in the batch file, PQZZ- mentioned in JIG and PC (P.39).

IC10, IC11,R42, C134,

R203, C102,C25, R91,

R92, R13, Q8,R14, R27,Q20, R33

35

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Page 36: Digital Cordless Phone - ESpec

Items CheckPoint

Procedure Check orReplace Parts

(F) Charge Control Check &Charge Current Monitor

Check

- 1. Apply 3.5V between TR18(+) and TP17(-) with DC power supply and setcurrent limit to 500mA.

2. Confirm that the current limit LED of DC power supply is ON/OFF.

3. Decrease current limit of DC power supply to 100mA.

4. Confirm that the current limit LED of DC power supply is stable. (Current limiteris ON.)

(If charge control cannot be confirmed by this procedure, please use battery tohandset power supply and try again.)

IC1, Q4, Q5,Q9, D6, L4,L5, R5, R6,

F1, R58,C136, R72,D7, L6, L7,

C129, C135,R7

(G)* Charge Detection (OFF)Check

- 1. Stop supplying 6V to CHARGE(+) and CHARGE(-).

2. Execute the command “Backloff” then “charge”.

3. Confirm that the returned value is 00 (hex).

R72, D7, L6,L7, C129,

C135, R7, IC1,Q4, Q5, Q9,D6, L4, L5,R5, R6, F1,R58, C136

(H)* Battery Monitor Check - 1. Apply 2.25V between BATT and GND.

2. Execute the command “readbatt”.

It assumes that the return value is XX.

a) 1E XX 2C: No need to adjust

b) XX: 18 ~ 1D: Need to adjust

XX: 2D ~ 32: Need to adjust

Write AD value of 2.25V to FLASH.

ex) read data: XX = 1C, write data: YY = 1C

read data: XX = 2D, write data: YY = 2D

FLASH = 0004(Low Voltage) write “YY”

Execute the command “wreeprom 00 04 01 YY”.

FLASH = 0005(No Voltage) write “YY - 1D”

Execute the command “wreeprom 00 05 01 ZZ”.

FLASH = 000A(Low Voltage BL) write “YY - 06”

Execute the command “wreeprom 00 0A 01 WW”.

Note:

ZZ = YY - 1D, WW = YY - 06

No Voltage writing data limit is ‘00’.

c) XX: 00 ~ 17: Reject

XX: 33 ~ FF: Reject

IC1, F1, C1C3, R24, R73,C9, R8, C61,

R43, R46,R47, C39

(I) Battery LowConfirmation

- 1. Apply 2.40V between BATTERY(+) and BATTERY(-).

2. Confirm that there is no flashing of Battery Icon.

3. Apply 2.25V ± 0.08V between BATTERY(+) and BATTERY(-).

4. Confirm that there is flashing of Battery Icon.

IC1, F1, C1C3, R24, R73,C9, R8, C61,

R43, R46,R47, C39

(J)* BBIC Clock Adjustment CLK 1. Apply 2.5V between BATTERY(+) and BATTERY(-) with DC power.

2. Execute the command “conttx”.

3. Input Command “rdeeprom 00 01 01”, then you can confirm the current value.

4. Adjust the frequency of CLK executing the command “setfreq 00 xx (where xxis the value)” so that the reading of the frequency counter is 10.368000MHz ±10Hz.

Note:CLK is displayed only for a few seconds when executing the command “conttx”after battery is inserted.

IC1, X1, C7,R127, C117,R19, IC20,

R128

36

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 37: Digital Cordless Phone - ESpec

Items CheckPoint

Procedure Check orReplace Parts

(K)* Transmitted PowerConfirmation

- Remove the Antenna before starting step from 1 to 4. 1. Configure the DECT tester (CMD60) as follows;

<Setting>

• • • • Test mode: PP

• • • • RFPI: 0102030405

• • • • Traffic Carrier: 5

• • • • Traffic Slot: 4

• • • • Mode: Loopback

• • • • RF LEVEL = -70dBm

2. Execute the command “regcmd60 01 02 03 04 05”.

3. Initiate connection from DECT tester.

4. Confirm that the NTP value at ANT is 20dBm ~ 25dBm.

IC1, C117,R121, C44,C45, C125,IC18, C71,

C122, C118,C119, R78,C51, C50,C83, IC20,

R123~R130,C46~C49,C53~C55,R66, R76,

C115

(L)* Modulation Check andAdjustment

- Follow steps 1 to 3 of (K).4.Confirm that the B-Field Modulation is -350 ~ -400/+320 ~ +370kHz/div usingdata type Fig 31.

5.Adjust the B-Field Modulation if required. (Execute the command “Readmod”and “wrtmod xx”, where xx is the value.)

IC1, C117,R121, C44,C45, C125,IC18, C71,

C122, C118,C119, R78,C51, C50,C83, IC20,

R123~R130,C46~C49,C53~C55,R66, R76,

C115(M) Frequency Offset

Confirmation- Follow steps 1 to 3 of (K).

4.Confirm that the frequency Offset is < ± 45kHz.IC1, C117,R121, C44,C45, C125,IC18, C71,

C122, C118,C119, R78,C51, C50,C83, IC20,

R123~R130,C46~C49,C53~C55,R66, R76,

C115(N) Frequency Drift

Confirmation- Follow steps 1 to 3 of (K).

4.Confirm that the frequency Drift is < ± 30kHz/ms.IC1, C117,R121, C44,C45, C125,IC18, C71,

C122, C118,C119, R78,C51, C50,C83, IC20,

R123~R130,C46~C49,C53~C55,R66, R76,

C115(O) Sensitivity Receiver

Confirmation- Follow steps 1 to 3 of (K).

4.Set DECT tester power to -90dBm.

5.Confirm that the BER is < 1000ppm.

IC1, C117,R121, C44,C45, C125,IC18, C71,

C122, C118,C119, R78,C51, C50,C83, IC20,

R123~R130,C46~C49,C53~C55,R66, R76,

C115

37

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 38: Digital Cordless Phone - ESpec

Items CheckPoint

Procedure Check orReplace Parts

(P) Timing Confirmation - Follow steps 1 to 3 of (K).4.Confirm that the Timing accuracy is < ± 2.0ppm.

IC1, C117,R121, C44,C45, C125,IC18, C71,

C122, C118,C119, R78,C51, C50,C83, IC20,

R123~R130,C46~C49,C53~C55,R66, R76,

C115(Q)* RSSI Level

Confirmation- Follow steps 1 to 3 of (K).

4.Set DECT tester power to -81dBm.

5.Execute the command “readrssi”.

6.Confirm that the returned value is 1B ± 8 (hex).

7.Set DECT tester power to -63dBm.

8.Execute the command “readrssi”.

9.Confirm that the returned value is 23 ± 8 (hex).

IC1, C117,R121, C44,C45, C125,IC18, C71,

C122, C118,C119, R78,C51, C50,C83, IC20,

R123~R130,C46~C49,C53~C55,R66, R76,

C115(R) Power RAMP

Confirmation- Follow steps 1 to 3 of (K).

4.Confirm that Power RAMP is matching.IC1, C117,R121, C44,C45, C125,IC18, C71,

C122, C118,C119, R78,C51, C50,C83, IC20,

R123~R130,C46~C49,C53~C55,R66, R76,

C115(S) Audio Check and

Confirmation- 1. Link to BASE which is connected to Line Simulator.

2. Set line voltage to 48V and line current to 40mA.

3. Input -45dBm/1KHz to MIC and measure Line output level.

4. Confirm that the level is -10.5dBm ± 2dBm and that the distortion level is < 5%at TEL Line (600Ω Load).

5. Input -20dBm/1KHz to Line I/F and measure Receiving level at REV-TEST1and REV-TEST2.

6. Confirm that the level is -20.5dBm ± 2dBm and that the distortion level is < 5%at Receiver. (vol = 2)

IC1, R37, R38,C14, C17,C89, C10,R26, C36,C35, C90,R29, C12,C87, R25,

C60, C68, D4,D5, C37, C91,C150, C152,

C42, R75,R55, R56

(T) SP phone Audio Checkand Confirmation

- 1. Link to Base which is connected to Line Simulator.

2. Set line voltage to 48V and line current to 40mA.

3. Set the handset off-hook using SP-Phone key.

4. Input -20dBm/1KHz to Line I/F and measure Receiving level at SP1 and SP2.

5. Confirm that the level is -8dBm ± 2dBm and that the distortion level is < 5%.(vol = 3)

R80, C92, IC2,D8, C16, C86,

C13, R35,C75, R36,C38, C77,R74, C80,

C15, IC1, R37,R38, C14,C17, C89,C10, R26,C36, C35,C90, R29,C12, C87,R25, C60,C68, C37,C91, C150,C152, C42,

R75

38

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 39: Digital Cordless Phone - ESpec

• • • • FLASH serial JIG

JIG Cable: PQZZ1CD300E*

• • • • PC which runs in DOS mode.

• • • • Batch file CD-ROM for setting: PQZZTCD815RU

Note:

*: If you have the JIG Cable for TCD500 series(PQZZ1CD505E), change the following values ofresistance. Then you can use it as a JIG Cable for bothTCD300 and TCD500 series. (It is an upper compatible JIGCable.)

Resistor Old value (kΩ) New value (kΩ)R2 22 3.3R3 22 3.3R4 22 4.7R7 4.7 10

9.2. The Setting Method of JIG (Handset)

9.2.1. Preparation

9.2.1.1. Equipment Required • • • • DECT tester: Rohde & Schwarz, CMD 60 is recommended.

• • • • Frequency counter: it must be precise to be able to measure 1Hz (precision; ±4ppm).

Hewlett Packard, 53131A is recommended.

• • • • DC power: it must be able to output at least 1A current under 2.4V for Handset.

• • • • Digital multi-meter (DMM): it must be able to measure voltage and current.

• • • • Oscilloscope

9.2.1.2. JIG and PC

9.2.2. PC Setting

9.2.2.1. Connections

Connect the DC Power or Battery to Battery+ and Battery- (Handset).

Connect the JIG Cable GND (black).

Connect the JIG Cable UTX (yellow) and URX (red).

Note:

*: Com port names may vary depending on what your PC calls it.

39

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 40: Digital Cordless Phone - ESpec

9.2.2.2. PC Setting

1. Open a window of MS-DOS mode from the start-up menu.

2. Change a directory.

3. Type “SET_COM=1” from the keyboard (when COM port 1 is used for the connection).

4. Type “doskey”.

Note:

See the table below for frequently used commands.

Command name Function Examplerdeeprom Read the data of FLASH Type “rdeeprom 00 00 FF”, and the data from

address “00 00” to “FF” is read out.readid Read ID (RFPI) Type “readid”, and the registered ID is read out.writeid Write ID (RFPI) Type “writeid 00 18 E0 0E 98”, and the ID “0018 E0 0E

98” is written.setfreq Adjust Frequency of RFIC Type “setfreq nn”.getchk Read checksum Type “getchk”.wreeprom Write the data of FLASH Type “wreeprom 01 23 45”. “01 23” is address and “45”

is data to be written.

40

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 41: Digital Cordless Phone - ESpec

9.3.

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(B)

(C)

(A)

(D)

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(H)

(I)

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R127

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SP

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SP

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ST2

REV_TEST2

D4

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C55C54C46C47R124R123

R129R130R125R126

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C80

R56

R55

C79

R39

R40

C77

C76C

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35D8

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201

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22C

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L4 L5

C12

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58R

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61

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136 C

68 C60

R25

R26

C10

C87

R95

R47 R

43R

65

R63

R14

R27

R21

UT

XU

RX

R20

R64

Q20

Q11

L7

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IC19

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KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

41

Page 42: Digital Cordless Phone - ESpec

10 THINGS TO DO AFTER REPLACING ICCautions:

Since this page is common to each country, it may not apply to some models in your country. The contents below are theminimum adjustments required for operation.

10.1. Base UnitIC Necessary Adjustment

BBIC Programs for Voice processing, interface for RF andEEPROM

1. Default batch file: Execute the command “default.bat”.

2. Country version batch file: Execute the command“TCD800XXrevYY.bat”. (*1)

3. Clock adjustment: Refer to Check Point (F). (*2)EEPROM Adjustment parameter data

(country version batch file, default batch file, etc.) 1. Change the address “0000” of EEPROM to “00”.

2. Default batch file: Execute the command “default.bat”.

3. Country version batch file: Execute the command“TCD800XXrevYY.bat”. (*1)

4. Clock adjustment: Refer to Check Point (F). (*2)

Note:

(*1) XX: country code, YY: revision number

“XX” and “YY” vary depending on the country version. You can find them in the batch file, PQZZ- mentioned in JIG and PC(P.30).

(*2) Refer to Check Point (Base Unit) (P.26)

10.2. HandsetIC Necessary Adjustment

BBIC Programs for Voice processing, interface for RF andFLASH

1. Default batch file: Execute the command “default.bat”.

2. Country version batch file: Execute the command“TCA181XXrevYY.bat”. (*3)

3. Clock adjustment: Refer to Check Point (I). (*4)

4. 1.8 V setting and battery low detection: Refer toCheck Point (A), (G) and (H). (*4)

FLASH Program and Adjustment parameter data(country version batch file, default batch file, etc.)

1. Default batch file: Execute the command “default.bat”.

2. Country version batch file: Execute the command“TCA181XXrevYY.bat”. (*3)

3. Clock adjustment: Refer to Check Point (I). (*4)

4. 1.8 V setting and battery low detection: Refer toCheck Point (A), (G) and (H). (*4)

Note:

(*3) XX: country code, YY: revision number

“XX” and “YY” vary depending on the country version. You can find them in the batch file, PQZZ- mentioned in JIG and PC(P.39).

(*4) Refer to Check Point (Handset) (P.35)

42

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 43: Digital Cordless Phone - ESpec

11 RF SPECIFICATION11.1. Base Unit

Item Value Refer to -. *TX Power 20 dBm ~ 25 dBm Check Point (Base Unit) (I)Modulation -350 ~ -400/+320 ~ +370 kHz/div Check Point (Base Unit) (J)Frequency Offset -45 kHz ~ +45 kHz Check Point (Base Unit) (K)Frequency Drift < ± 30 kHz / ms Check Point (Base Unit) (L)RX Sensitivity < 1000 ppm Check Point (Base Unit) (M)Timing Accuracy < ± 2.0 ppm Check Point (Base Unit) (N)RSSI Level 22 hex ± A hex Check Point (Base Unit) (O)Power RAMP Power RAMP is matching Check Point (Base Unit) (P)

*: Refer to Check Point (Base Unit) (P.26)

11.2. HandsetItem Value Refer to -. **

TX Power 20 dBm ~ 25 dBm Check Point (Handset) (K)Modulation -350 ~ -400/+320 ~ +370 kHz/div Check Point (Handset) (L)Frequency Offset -45 kHz ~ +45 kHz Check Point (Handset) (M)Frequency Drift < ± 30 kHz / ms Check Point (Handset) (N)RX Sensitivity < 1000 ppm Check Point (Handset) (O)Timing Accuracy < ± 2.0 ppm Check Point (Handset) (P)RSSI Level 1B hex ± 8 hex (at -81dBm)

23 hex ± 8 hex (at -63dBm)Check Point (Handset) (Q)

Power RAMP Power RAMP is matching Check Point (Handset) (R)

**: Refer to Check Point (Handset) (P.35)

43

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 44: Digital Cordless Phone - ESpec

12 HOW TO CHECK THE HANDSET SPEAKER ORRECEIVER

1. Prepare the digital voltmeter, and set the selector knob to ohm meter.

2. Put the probes at the speaker terminals as shown below.

13 FREQUENCY TABLE (MHz)BASE UNIT HANDSET

Channel No Transmit Frequency Receive Frequency Transmit Frequency Receive Frequency1 1897.344 1897.344 1897.344 1897.3442 1895.616 1895.616 1895.616 1895.6163 1893.888 1893.888 1893.888 1893.8884 1892.160 1892.160 1892.160 1892.1605 1890.432 1890.432 1890.432 1890.4326 1888.704 1888.704 1888.704 1888.7047 1886.976 1886.976 1886.976 1886.9768 1885.248 1885.248 1885.248 1885.2489 1883.520 1883.520 1883.520 1883.52010 1881.792 1881.792 1881.792 1881.792

Note:

Channel No. 10: In the Test Mode on Base Unit and Handset.

44

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 45: Digital Cordless Phone - ESpec

14 B

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11

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

45

Page 46: Digital Cordless Phone - ESpec

15 CIRCUIT OPERATION (BASE UNIT)15.1. Outline

Base Unit consists of the following ICs as shown in BLOCK DIAGRAM (BASE UNIT) (P.45).

• • • • DECT BBIC (Base Band IC): IC8

− − − − Handling all the audio, signal and data processing needed in a DECT base unit

− − − − Controlling the DECT specific physical layer and radio section (Burst Module Controller section)

− − − − ADPCM code filter for speech encoding and speech decoding (DSP section)

− − − − Echo-cancellation and Echo-suppression (DSP section)

− − − − Any tones (tone, sidetone, ringing tone, etc.) generation (DSP section)

− − − − DTMF receiver (DSP section)

− − − − Clock Generation for RF Module

− − − − ADC, DAC, timer, and power control circuitry

− − − − All interfaces (ex: RF module, EEPROM, LED, Analog Front End, etc.)

• • • • RF Module: IC2

− − − − PLL Oscillator

− − − − Detector

− − − − Compress/Expander

− − − − First Mixer

− − − − Amplifier for transmission and reception

• • • • EEPROM: IC3

− − − − Temporary operating parameters (for RF, etc.)

• • • • Additionally,

− − − − Power Supply Circuit (+3.3V, +2.5V, +1.8V output)

− − − − Crystal Circuit (10.368MHz)

− − − − Charge Circuit

− − − − Telephone Line Interface Circuit

46

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 47: Digital Cordless Phone - ESpec

15.2. Power Supply CircuitThe power is supplied to the DECT BBIC, RF Module, EEPROM and Charge Contact from AC Adaptor (+6V) as shown inFig.101. The power supply is as follows;

• • • • DECT BBIC (IC8):

CN1 (+6V) → D1 → IC1 → Q2 → IC8

CN1 (+6V) → D1 → IC1 → Q3 → IC8

• • • • RF Module (IC2):

CN1 (+6V) → D1 → IC1 → Q2 → IC2 (PLL)

CN1 (+6V) → D1 → IC1 → Q6 → IC2 (Power AMP)

• • • • EEPROM (IC3):

CN1 (+6V) → D1 → IC1 → Q2 → IC3

• • • • Charge Contact (TP16):

CN1 (+6V) → D1 → R4, R5 → TP16

<Fig.101>

47

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 48: Digital Cordless Phone - ESpec

15.3. Telephone Line Interface<Function>

• • • • Bell signal detection

• • • • Clip signal detection

• • • • ON/OFF hook circuit

Bell & Clip (: Calling Line Identification Presentation: Caller ID) signal detection:

In the standby mode, Q4 is open to cut the DC loop current and decrease the ring load.

When ring voltage appears at the TP28 (A) and TP27 (B) leads (when the telephone rings), the AC ring voltage is transferredas follows;

• • • • A → C13 → R17 → R24 → IC8 Pin 60 (CID INp)

• • • • B → C12 → R16 → R32 → IC8 Pin 52 (CID INn)

ON/OFF hook circuit:

In the standby mode, Q4 is open, and connected as to cut the DC loop current and to cut the voice signal. The unit isconsequently in an off-hook condition.

When IC2 detects a ring signal or press the TALK Key onto the handset, Q5 turns on and then Q4 turns on, thus providing anoff-hook condition (active DC current flow through the circuit) and the following signal flow is for the loop current.

• • • • A → D3 → Q4 → Q8 → R45 → R46 → D3 → B [OFF HOOK]

15.4. Transmitter/Receiver • • • • Audio Circuits and DTMF tone signal circuits.

Base Unit and Handset mainly consist of RF Module and DECT BBIC.

Base Unit and Handset transmit/receive voice signal and data signal through the antenna on carrier frequency.

Signal Path:

*Refer to SIGNAL ROUTE (P.53).

15.4.1. Transmitter Block

The voice signal input from the TEL LINE interface goes to RF Module (IC2) through DECT BBIC (IC8) as shown in BLOCKDIAGRAM (BASE UNIT) (P.45)

The voice signal passes through the analog part of IC8 where it is amplified and converted to a digital audio stream signal. Theburst switch controller processes this stream performing encryption and scrambling, adding the various other fields to producethe GAP (Generic Access Profile) standard DECT frame, assigning to a time slot and channel etc.

In IC2, the carrier frequency is changing, and frequency modulated RF signal is generated and amplified, and radiated fromantenna. Handset detects the voice signal or data signal in the circuit same as the following explanation of Receiver Block.

15.4.2. Receiver Block

The signal of 1900 MHz band (1881.792 MHz ~ 1897.344 MHz) which is input from antenna is input to IC2 as shown in BLOCKDIAGRAM (BASE UNIT) (P.45).

In IC2, the signal of 1900 MHz band is downconverted to 864 kHz signal and demodulated, and goes to IC8 as GAP (GenericAccess Profile) standard DECT frames. It passes through the decoding section burst switch controller where it separates outthe frame information and performs de-encryption and de-scrambling as required. It then goes to the DSP section where it isturned back into analog audio. This is amplified by the analog front end, and goes to the TEL LINE Interface.

15.5. Pulse DiallingDuring pulse dialing the hookswitch (Q4, Q5) is used to generate the pulses using the HOOK control signal, which is set highduring pulses. To force the line impedance low during the “pause” intervals between dial pulses, the PULSE_DIAL signal turnson Q12.

48

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 49: Digital Cordless Phone - ESpec

16 BLOCK DIAGRAM (HANDSET)

SPEAKER AMPLIFIER

RECEIVER

MICCN4

CHARGECIRCUITQ4,Q5,Q9Q4,Q5,Q9R7R7

CHARGECONTACTS

CHARGE(+)

CHARGE(-)

CHARGE

CHARGE DETECT

SWITCHEDSUPPLY Q1Q1

BATTERYTERMINAL

D7

VBAT1

DC/DC-SWITCH

BATTERY+

BATTERY- R43

2.5VQ3Q3

1.8VQ2Q2

4.0V 3.3V

1.8V

SD

TXD

RXD

LCD-BACK LIGHT

KEY-BACK LIGHT

CPU

SP_AMP CONTROL

AnalogFrontEnd

D/A

A/D

112

110

111118

14

97

96

107

93

104

103

47

48

15

79

42

ADPCMCodecFilter

DSP

SpeechDecodingSpeech

Encoding

BMC

BurstDecoding

BurstEncoding

RFInterface

RFModule

IC20

IC226

28

RXDA

TXDA

25

3839

40

RSSISYDASYENSYCL

21

20

XTALX1X1

10.368MHz

BATTERY

95

58

62

6357

113

11

ON SWITCH

KEYPAD

ROWS

COLUMNS

10,66,80

50-54,81-83

DAB0-DAB1568-75, 85-92

AD1-AD203-9, 29-34122-128

BBICIC1

12345

IrDAModule

IC21

LCD(128 160 dot)

D/C RESET

Vbus

D

D

ID

GND

CN8

USB controller

DREQ0 INTR

FLASH MEMORY(8M 8M:16M bit)

SRAM(1M bit)

AD1- AD20 (3-9, 29-34, 122-128)

DAB0 - DAB15 (68-75, 85-92)

ACS0(60), RDN(43), WRN(44)ACS2(61) or AD22(36)RDN(43), WRN(44)

ACS0(60), ACS1(59), ACS2(61)RDN(43), WRN(44)BE0n(65), BE1n(64), AD22(36)

AD1- AD16 (3-9, 29, 30, 122-128) AD1- AD7 (122-128)

DAB0 - DAB15 (68-75, 85-92)

ASC1(59), RDN(43), WRN(44), BE0n(65), BE1n(64)ACS2(61) or AD22(36)RDN(43), WRN(44)

IC11

IC13

KX-TCA181 BLOCK DIAGRAM (HANDSET)

49

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 50: Digital Cordless Phone - ESpec

17 CIRCUIT OPERATION (HANDSET)17.1. Outline

Handset consists of the following ICs as shown in BLOCK DIAGRAM (HANDSET) (P.49).

• • • • DECT BBIC (Base Band IC): IC1

− − − − All data signals (forming/analyzing ACK or CMD signal)

− − − − All interfaces (ex: Key, Detector Circuit, Charge, DC/DC Converter, USB_controller, IrDA, RF_module, Rom, Ram, LED,LCD)

• • • • RF Module: IC20

− − − − PLL Oscillator

− − − − Detector

− − − − Compress/Expander

− − − − Amplifier for transmission and reception

• • • • AMP: IC2

− − − − Single OP_AMP for SP

• • • • USB controller

− − − − Data communication with a computer (ex. Personal computer) using the bi-directional serial interface

• • • • IrDA (Infra-red Data Association): IC21

− − − − Bi-directional communication using the infrared ray

• • • • FLASH MEMORY: IC11

− − − − Source program data and temporary user data are stored

• • • • RAM: IC13

− − − − Application data and code are temporary stored

17.2. Power Supply Circuit/Reset CircuitCircuit Operation:

When power on the Handset, the voltage is as follows;

BATTERY(2.2 V ~ 2.6 V: BATTERY+) → F1, L1, D1 → Q2 (1.8 V), Q3 (3.3 V), Q1 (4.0 V)

The Reset signal generates IC1 (120 pin) and 1.8 V.

17.3. Charge CircuitCircuit Operation:

When charging the handset on the Base Unit, the charge current is as follows;

DC+(5.5V ~ 6V) → D1 → R4, R5 → CHARGE+(Base) → CHARGE+(Handset) → L4 → Q4 → D7→ F1 → BATTERY+...Battery... BATTERY- → R43 → GND → CHARGE-(Handset)→ CHARGE-(Base) → GND → DC-(GND)

In this way, the BBIC on Handset detects the fact that the battery is charged.

The charge current is controlled by switching Q5 of Handset.

Refer to Fig.101 in Power Supply Circuit (P.47).

17.4. Battery Low/Power Down DetectorCircuit Operation:

“Battery Low” and “Power Down” are detected by BBIC which check the voltage from battery.

The detected voltage is as follows;

• • • • Battery Low

Battery voltage: V(Batt) 2.25V ± 50mV

The BBIC detects this level and “ ” starts flashing.

• • • • Power Down

Battery voltage: V(Batt) 2.05 ± 50mV

The BBIC detects this level and power down.

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17.5. SpeakerphoneThe hands-free loudspeaker at SP+ and SP- works as a ringer/alarm as well. IC2 is used to switch off the telephoneloudspeaker and is used to amplify the signal to drive the hands-free loudspeaker. They are selected using the SP_AMP linefrom pin 14 of the BBIC.

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18 CIRCUIT OPERATION (CHARGER UNIT)18.1. Power Supply CircuitThe power supply is as shown.

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19 SIGNAL ROUTE

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20 CPU DATA (BASE UNIT)

20.1. IC8 (BBIC)Pin No. Description I/O Connection at Normal mode at Reset mode

1 INT1n / P1[1] D,O RLY O I-PU2 VDDIO - - - -3 VDD3 - - - -4 VSS4 - - - -5 SDA1/P2[5] D,I/O SDA I/O I6 SCL1/P2[4] D,O SCL O I7 INT5n/VDDE/P1[5] D,I NC I I-PU8 INT2n/P1[2] D,O P1[2] O-H I-PU9 AVD - - - -

10 AVS - - - -11 CAP A,I CAP I I12 Xtal1 A,I Xtall I -13 VSSRF - - - -14 RFCLKp A,O NC O Hi-Z15 RSSI / RFCLKm A,I RSSI I Hi-Z16 VDDRF - - - -17 RFCLKd D,O RFCLKd O O-L18 TDO A,O TDO O -19 RDI D,I RDI I I20 SK D,I/O SK - O-L21 PD1 / SIO D,I/O SIO - I-PD22 LE D,I/O LE O O-H23 P3[1] / PD1 D, I/O P3[1] O I-PD24 P3[2] / PD2 D,I/O P3[2] O I-PD25 P3[3] / PD3 D,I/O P3[3] O I-PD26 P3[4] / PD4 D,I/O P3[4] O I-PD27 TDOD/ P3[5] / PD5 D,I/O P3[5] O I-PD28 P3[6]/PD6 D,O NC O I-PD29 VSS - - - -30 VDDIO - - - -31 VDD - - - -32 PCM_FSC/INT0n/P1[0] D, I/O INT0n O I-PU33 P0[0] / UTX D,I/O UTX O I-PU34 P0[1] / URX D,I/O URX O I-PU35 P0[2] / JTIO D,I/O JTIO O I-PU36 P0[3] / SDA2 D, I/O P0[3] O I-PU37 P0[4] / SCL2 D,O P0[4] O I-PU38 P0[5]/SPICLK/PCM_CL D, I/O SPICLK O I-PU39 P0[6]/SPIDO/PCM_DOL D, I/O SPIDO O I-PU40 P0[7]/SPIDI/PCM_DIN D, I/O SPIDI O I-PU41 VSS - - - -42 VDD - - - -43 P2[3] / ADC1 I ADC1 I I44 P1[7]/CHARGE/ INT7 I CHARGE I I-PD45 RSTn I RSTn I I-PU46 VBAT1 A,I VBAT1 I I47 LDO1_CTRL D,O LDO1_CTRL O O-H48 LDO2_CTRL D,O LDO2_CTRL O O-H49 LDO1_Sense D,I LDO1_Sense I O-L50 AVS2 - - - -51 AVD2 - - - -52 CIDINn A,I CIDINn I I53 LSRn / REF A,O REF O O54 LSRp / REF A,O LSRp O O55 RINGING A,I RINGING I I56 MICn/CIDOUT A,O CIDOUT O O57 VREFm - - - -58 AGND A,O AGND O O59 MICp A,I MICp I I60 CIDINp A,I CIDINp I I61 P1[4] / INT4n D,O P1[4] O I62 PULSE_CTRL D,O Q12_ON - Q12_OFF

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Pin No. Description I/O Connection at Normal mode at Reset mode63 ADC2 A,I ADC2 I I64 ADC0 A,I ADC0 I I

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21 CPU DATA (HANDSET)

21.1. IC1 (BBIC)Pin No. Description I/O Connection at Normal mode at Reset mode

1 VDDIO - - - -2 VSS - - - -3 AD8 D_O DIO O_0/1 O-0/14 AD9 D_O DIO O_0/1 O-0/15 AD10 D_O DIO O_0/1 O-0/16 AD11 D_O DIO O_0/1 O-0/17 AD12 D_O DIO O_0/1 O-0/18 AD13 D_O DIO O_0/1 O-0/19 AD14 D_O DIO O_0/1 O-0/1

10 P3[7]/PD7 D_I DIO I_0/1 O-Hi-Z11 P3[1]/PD1 D_O DIO O_0/1 O-Hi-Z12 P3[5]/PD5 D_O DIO O_0/1 O-Hi-Z13 P3[4]/PD4 D_O DIO O_0/1 O-Hi-Z14 P3[3]/PD3 D_O DIO O_0/1 O-Hi-Z15 P3[2]/PD2 D_O DIO O_0/1 O-Hi-Z16 VDD - - - -17 VSS - - - -18 RFCLK D_O DO O_0/1 O-019 VDDRF - - - -20 VSSRF - - - -21 Xtal1 A_I A1 I I22 CAP A_I A1 I I23 AVS - - - -24 AVD - - - -25 RSSI I A3 I I26 RDI D_I DI/AI D_I I(dig)27 CMPREF A_I A1 D_O I28 TDO DO/AO DO/AO DO Hi-Z(dig)29 AD15 D_O DIO O_0/1 O-0/130 AD16 D_O DIO O_0/1 O-0/131 AD17 D_O DIO O_0/1 O-0/132 AD18 D_O DIO O_0/1 O-0/133 AD19 D_O DIO O_0/1 O-0/134 AD20 D_O DIO O_0/1 O-0/135 AD21 D_O DIO O_0/1 O-0/136 AD22 D_O DIO O_0/1 O-0/137 AD23 D_O DIO O_0/1 O-0/138 LE D_O DIO O_0/1 O-039 SO D_O DIO O_0/1 O-Hi-Z40 SK D_O DO O_0/1 O-041 DAC/ADC2 A_I AIO A_I I42 P3[6]/PD6 D_O DIO O_0/1 O-Hi-Z43 RDN D_O DIO O_0/1 O-144 WRN D_O DIO O_0/1 O-145 MI/READY D_IPU DIOPU I-PU_0/1 I-PU46 SCLK D_O DO O_0/1 O-147 UTX/P0[0] D_O DIOSPU O-PU_0/1 I-PU48 RTX/P0[1] D_I DIOSPD I_0/1 I49 JTIO/P0[2] D_IPU DIOSPU I-PU_0/1 I-PU50 PCM_FSC1/P0[3] D_I/O DIOSPU O_0/1 I-PU51 PCM_FSC0/P0[4] D_I/O DIOSPU O_0/1 I-PU52 PCM_CLK/P0[5] D_I/O DIOSPU O_0/1 I-PU53 PCM_DOUT/P0[6] D_I/O DIOSPU/DIOD O_0/1 I-PU54 PCM_DIN/P0[7] D_I/O DIOSPU/DIOD O_0/1 I-PU55 VDDIO - - - -56 VSS - - - -57 DREQ0n/INT0n/P1[0] D_I/O DIOSPU O_0 I-PU58 DACK0n/INT1n/P1[1] D_I DIOSPU I-PU_0/1 I-PU59 ACS1/DREQ1n/INT2n/P1[

2]D_O DIOSPU O_0/1 I-PU

60 ACS0 D_O DO O_0/1 O-1

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Pin No. Description I/O Connection at Normal mode at Reset mode61 ACS2/DACK1n/INT3n/P1[

3]D_O DIOSPU O_0/1 I-PU

62 HOLDn/INT4n/P1[4] D_I DIOSPU I-PU_0/1 I-PU63 VDDE/HOLDACKn/INT5n

/P1[5]D_I/O DIOSPU O_0 I-PU

64 BE1n D_O DIO O_0/1 O-165 BE0n D_O DIO O_0/1 O-166 SCL2/P3[0] D_I DIO I_0/1 O-Hi-Z67 SDA2 D_O DIOD O_0 I68 DAB0 D_I/O DIO O/I_0/1 O-169 DAB8 D_I/O DIO O/I_0/1 O-170 DAB1 D_I/O DIO O/I_0/1 O-171 DAB9 D_I/O DIO O/I_0/1 O-172 DAB2 D_I/O DIO O/I_0/1 O-173 DAB10 D_I/O DIO O/I_0/1 O-174 DAB3 D_I/O DIO O/I_0/1 O-175 DAB11 D_I/O DIO O/I_0/1 O-176 VSS - - - -77 VDD - - - -78 VDDIO - - - -79 P2[0]/PWM0/SPIDI D_O DIO O_0/1 I80 P2[1]/PWM1/SPICLK D_I DIO I_0/1 I81 P2[2]/ADC0/CLK100 D_O DO O_0/1 I82 P2[3]/ADC1 D_O DO O_0/1 I83 P2[4]/SCL1 D_I/O DIO O_0/1 I84 P2[5]/SDA1 D_O DIO/DIOD O_0/1 I85 DAB4 D_I/O DIO O/I_0/1 O-186 DAB12 D_I/O DIO O/I_0/1 O-187 DAB5 D_I/O DIO O/I_0/1 O-188 DAB13 D_I/O DIO O/I_0/1 O-189 DAB6 D_I/O DIO O/I_0/1 O-190 DAB14 D_I/O DIO O/I_0/1 O-191 DAB7 D_I/O DIO O/I_0/1 O-192 DAB15 D_I/O DIO O/I_0/1 O-193 P2[7]/DC_CTRL/SPIDO A_O A6(fixed 100k pull-down) O_0/1 O-094 DC_I A_I A4 I I95 P1[6]/PON/INT6 A_I A3 I I-PD(160k pull down)96 P1[7]/CHARTGE/INT7 A_I A3 I I-PD(160k pull down)97 P2[6]/stop_charge A_I A4 I O-098 VBAT3/RINGING A_I A3 I I99 DC_stab A_I A4 I O100 DC_Sense A_I A4 I I101 AVS_sense A_I A4 I I102 ADC3 A_I AI I I103 LDO1_Sense A_I A4 I I104 LDO1_CTRL A_O A4 O O-1105 LDO2_CTRL A_O A4 O O-0106 VBAT2 A_I A4 I I107 VBAT1 A_I A4 I I108 AVS2 - - - -109 AVD2 - - - -110 LSR+/REF A_O A1 O O111 LSR-/REF A_O A1 O O112 LSR_HS/CIDIN- A_O A1 O O113 VREF_HS/CIDOUT A_O A1 O_0/1 O114 MIC- A_I A2 I I115 VREF- O A4 O O116 VBUF O A4 O O117 AGND O A4 O O118 MIC+ I A2 I I119 VREF+/CIDIN+ I A2 I I120 RSTn I A5 I I-PU(80k pull up)121 AD0/EXT_MEMORY D_IPD DIOPD D_IPD I_PD122 AD1 D_O DIO O_0/1 O-0/1123 AD2 D_O DIO O_0/1 O-0/1124 AD3 D_O DIO O_0/1 O-0/1125 AD4 D_O DIO O_0/1 O-0/1

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Pin No. Description I/O Connection at Normal mode at Reset mode126 AD5 D_O DIO O_0/1 O-0/1127 AD6 D_O DIO O_0/1 O-0/1128 AD7 D_O DIO O_0/1 O-0/1

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22 ENGINEERING MODE22.1. Base Unit

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Note:

*: When you enter the address, please refer to the table below.

Desired Number (hex.) Input Keys Desired Number (hex.) Input Keys0 0 A [R] + 01 1 B [R] + 1. . C [R] + 2. . D [R] + 3. . E [R] + 49 9 F [R] + 5

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ex.)

Items (*2) Address Default Data New Data RemarksC-ID (FSK) sensitivity 04 6F 00 01 (6dB up) 02 (12dB up) When hex changes from “00” to “01” or “02”,

gain increases by 6dB or 12dB.C-ID (DTMF) sensitivity 04 7D 50 60 (6dB up) 70 (12dB up) When hex changes from “50” to “60” or “70”,

gain increases by 6dB or 12dB.Frequency 00 01 75 - - Use these items in a READ-ONLY mode to

confirm the contents. Careless rewriting maycause serious damage to the computer system.

ID 00 10~00 14 Given value - -

Bell length 01 F6 32 (5sec) (*1) 1E (3sec) 14 (2sec) This is time until bell stops ringing.(Unit: 100ms)

PULSE Dial speed(10PPS -> 20PPS)

03 5C 28 (40msec)(*1)

14 (20msec) - This is pulse make time. (Unit:1ms)

03 5D 3C (60msec)(*1)

1E (30msec) - This is pulse break time. (Unit:1ms)

01 E4 57 (870msec)(*1)

2C (440msec) - This is inter-digit time in pulse mode.(Unit:10ms)

(*1)

Bell length 32(hex) = 50(dec) → 50 × 100msec = 5000msec (5sec)PULSE Dial speed(10PPS -> 20PPS)

28(hex) = 40(dec) → 40 × 1msec = 40msec3C(hex) = 60(dec) → 60 × 1msec = 60msec57(hex) = 87(dec) → 87 × 10msec = 870msec

(*2)

Items DescriptionC-ID (FSK) sensitivity FSKGain_shiftgainC-ID (DTMF) sensitivity Foutgains:HPFilter FoutgainsFrequency Setting value of FREQ_TRIM_REGID IDBell length Time until it stops bell.PULSE Dial speed(10PPS -> 20PPS)

Pulse MakeTime and BreakTime.bMakeTime:Pulse MakeTime Unit: 1msbBreakTime:Pulse Break Time Unit: 1msInter-digit time in Pulse mode.Unit:10ms

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22.2. Handset

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(*1) When adding “01” (hex) to default value, sending levelincreases by 1.0dB.

ex.)

Item Default Data New Data3A 3E 36

Sending level -10.5dBm -9.5dBm -11.5dBm

(*2) When reducing “01” (hex) from default value, receivinglevel increases by 1.0dB.

ex.)

Item Default Data New Data14 18 10

Receiving level -20.5dBm -21.5dBm -19.5dBm

Note:

*: When you enter the address, please refer to the table in Note: of ENGINEERING MODE (P.59).

ex.)

Items (*4) Address Default Data New Data Possible AdjustedValue MAX (hex)

Possible AdjustedValue MIN (hex)

Remarks

Sending level 00 06 Adjusted value Given value 6F 00 (*1)Receiving level 00 07 Adjusted value Given value 00 3F (*2)Battery Low 00 04 25 - - -

(*3)Frequency 00 01 75 - - -ID 00 10~00 14 Given value - - -

(*3) Use these items in a READ-ONLY mode to confirm the contents. Careless rewriting may cause serious damage to thehandset.

(*4)

Items DescriptionSending level Analog Front End MIC Setting for Handset ModeReceiving level Analog Front End LSR Setting for Handset ModeBattery Low ADC value for battery low detectionFrequency Setting value of FREQ_TRIM_REGID International Portable Part Equipment Identities

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23 EEPROM LAYOUT (BASE UNIT)

23.1. ScopeThe purpose of this section is to describe the layout of the EEPROM (IC3) for the KX-TCD815 Base Unit.

The EEPROM contains hardware, software, and user specific parameters. Some parameters are set during production of thebase unit, some are set by the user configuration, and some are set during normal use of the phone.

23.2. IntroductionThe base unit uses a 32k bit serial EEPROM (IC3) for storing volatile parameters. All parameters are set up before the baseunit leaves the factory. Some of these are vital for the operation of the hardware so a set of default parameters is programmedbefore the actual hardware fine-tuning can be initiated. This document lists all default settings with a short description.

Initial Type DescriptionF The data initialized by only F command0 The data initialized by F and 0 command1 The data initialized by F, 0 and 1 command2 The data initialized by F, 0, 1 and 2 command3 The data initialized by all command (F, 0, 1, 2, 3)

Country Setting Descriptionx Default - no specific country setting, so revert to default value.

23.3. EEPROM Layout

23.3.1. General Setup1

Address InitialType

Name Description Default value CountrySetting

0000 - EEP_EepromType EEPROM type0x00:32kbit type0x55:64kbit type0xAA:128kbit typeother:32kbit type

0x00 x

0007 F EEP_ModelInfo Model informationBit0:TAM...1:Enable, 0:DisableBit1:Base Phonebook...1:Enable, 0:DisableBit2:Audible Call...1:Enable, 0:DisableBit3:SP-PHONE...1:Enable, 0:DisableBit4:FAX...1:Enable, 0:DisableBit5:TalkOver...1:Enable, 0:DisableBit6-7:Not used

0x00 x

01E0 1 EEP_MenusEnabled Menus EnabledBit0:Menu of Select Dial Mode...1:Enable, 0:DisableBit1:Flash Menu...1:Enable, 0:DisableBit2-3:Don´t UsedBit4:Menu of Select Pause time...1:Enable, 0:DisableBit5:Battery TypeBit6:Repeater ModeBit7:Ringer Menu

0xDE 0xDF

23.3.2. General Setup2

Address InitialType

Name Description Default value CountrySetting

0001 F EEP_FreqTrim_L Setting value of FREQ_TRIM_REG 0x75 x0002 F EEP_BandGap Setting value of BandGap REG 0x08 x0010 - EEP_Rfpi Base ID

written data by adjustment checker or ID writerRFPI (5Byte)

0xFF, 0xFF, 0xFF,0xFF, 0xFF

x

0300 1 EEP_Rc0 BMC internal Register 0 0x40 x0022 0 EEP_Ps0_InUseFlag IN-Use Flag

00:Invalid / 01:Valid0x00 x

0023 0 EEP_Ps0_DectPsNo DECT PS No.00-3F:PS No. / FF:Invalid

0xFF x

0024 0 EEP_Ps0_PsType PS Type00:KME´s PS (Group Page)01:KME´s PS (Group Page/Message Waiting)02:TD-7500 or TD-7590 / FF:Another Maker´s PS

0xFF x

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Address InitialType

Name Description Default value CountrySetting

0025 0 EEP_Ps0_Ipui PS IDfirst byte:0xA8 (Length Information)from second byte:IPUI (Normal:5byte, Max:13byte)

0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,

0x00, 0x00

x

006A 0 EEP_Ps1_InUseFlag IN-Use Flag00:Invalid / 01:Valid

0x00 x

006B 0 EEP_Ps1_DectPsNo DECT PS No.00-3F:PS No. / FF:Invalid

0xFF x

006C 0 EEP_Ps1_PsType PS Type00:KME´s PS (Group Page) / 01:KME´s PS (GroupPage/Message Waiting)02:TD-7500 or TD-7590 / FF:Another Maker´s PS

0xFF x

006D 0 EEP_Ps1_Ipui PS IDIPUI (14Byte)

0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,

0x00, 0x00

x

00B2 0 EEP_Ps2_InUseFlag IN-Use Flag00:Invalid / 01:Valid

0x00 x

00B3 0 EEP_Ps2_DectPsNo DECT PS No.00-3F:PS No. / FF:Invalid

0xFF x

00B4 0 EEP_Ps2_PsType PS Type00:KME´s PS (Group Page) / 01:KME´s PS (GroupPage/Message Waiting)02:TD-7500 or TD-7590 / FF:Another Maker´s PS

0xFF x

00B5 0 EEP_Ps2_Ipui PS IDIPUI (14Byte)

0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,

0x00, 0x00

x

00FA 0 EEP_Ps3_InUseFlag IN-Use Flag00:Invalid / 01:Valid

0x00 x

00FB 0 EEP_Ps3_DectPsNo DECT PS No.00-3F:PS No. / FF:Invalid

0xFF x

00FC 0 EEP_Ps3_PsType PS Type00:KME´s PS (Group Page) / 01:KME´s PS (GroupPage/Message Waiting)02:TD-7500 or TD-7590 / FF:Another Maker´s PS

0xFF x

00FD 0 EEP_Ps3_Ipui PS IDIPUI (14Byte)

0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,

0x00, 0x00

x

0142 0 EEP_Ps4_InUseFlag IN-Use Flag00:Invalid / 01:Valid

0x00 x

0143 0 EEP_Ps4_DectPsNo DECT PS No.00-3F:PS No. / FF:Invalid

0xFF x

0144 0 EEP_Ps4_PsType PS Type00:KME´s PS (Group Page) / 01:KME´s PS (GroupPage/Message Waiting)02:TD-7500 or TD-7590 / FF:Another Maker´s PS

0xFF x

0145 0 EEP_Ps4_Ipui PS IDIPUI (14Byte)

0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,

0x00, 0x00

x

018A 0 EEP_Ps5_InUseFlag IN-Use Flag00:Invalid / 01:Valid

0x00 x

018B 0 EEP_Ps5_DectPsNo DECT PS No.00-3F:PS No. / FF:Invalid

0xFF x

018C 0 EEP_Ps5_PsType PS Type00:KME´s PS (Group Page) / 01:KME´s PS (GroupPage/Message Waiting)02:TD-7500 or TD-7590 / FF:Another Maker´s PS

0xFF x

018D 0 EEP_Ps5_Ipui PS IDIPUI (14Byte)

0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,

0x00, 0x00

x

0D51 3 EEP_System Password System Password 0x00, 0x00 x

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23.3.3. Flash Time Setting

Address InitialType

Name Description Default value CountrySetting

0365 1 EEP_FlashTime1 Calibrated loop-break time for “80 ms”Unit: 10 ms, defaults to 80 ms

0x08 x

0366 1 EEP_FlashTime2 Calibrated loop-break time for “90 ms”Unit: 10 ms, defaults to 90 ms

0x09 x

0367 1 EEP_FlashTime3 Calibrated loop-break time for “100 ms”Unit: 10 ms, defaults to 100 ms

0x0A x

23.3.4. Clip (Caller ID) configuration

Address InitialType

Name Description Defaultvalue

CountrySetting

0228 1 EEP_ClipDetectConfig CLIP detect configurationBit0-2:Mode...1:DTMF only, 2:FSK only,3:FSK/DTMF both, 4:Russian CLIPBit3:Onhook...1=enable, 0=disableBit4:Offhook...1=enable, 0=disableBit5:MsgWaiting...1=enable, 0=disableBit6:KpnVmwi...1=enable, 0=disableBit7:Unused

0x3B 0x3C

0229 1 EEP_FskInterdigitTimeout FSK Interdigit timeoutUnit: 10ms, Defalut: 80ms

0x08 x

022A 1 EEP_RuClipReqLev RCID REQ signal LevelDefault: -4.3dBm

0x00,0x13

0x60,0x15

03B1 1 EEP_ClipRingConfig Ring configurationBit0:Rpas...1=enable, 0=disableBit1:RpasAlert...1=enable, 0=disableBit2:Rpas2LongAlert...1=enable, 0=disableBit3:Suppress1stRing...1=enable, 0=disableBit4:Check1stRing...1=enable, 0=disableBit5:RingEarlier...1=enable, 0=disableBit6-7:Unused

0x20 x

03B2 1 EEP_ImpSetConfig Impedance Set configurationBit0:Polarity...1=enable, 0=disableBit1:Dtas...1=enable, 0=disableBit2:Rpas...1=enable, 0=disableBit3:PowerRing...1=enable, 0=disableBit4:LearnImpPattern...1=enable, 0=disableBit5:CheckPolStatus...1=enable, 0=disableBit6-7: Unused

0x15 x

03B3 1 EEP_ImpRemConfig Impedance Remove configurationBit0:Polarity...1=enable, 0=disableBit1:Ringing...1=enable, 0=disableBit2:ClipReceived...1=enable, 0=disableBit3:Offhook...1=enable, 0=disableBit4:ChszDet...1=enable, 0=disableBit5-7:Unused

0x0F x

03B4 1 EEP_CasAckDtmf CAS Acknowledge DTMF tone00:DTMF 0 - 09:DTMF 90A:DTMF A0B:DTMF B0C:DTMF C0D:DTMF D0E:DTMF0F:DTMF #

0x0D x

03B5 1 EEP_DtmfReceiveDataCount Valid Receive data Count (for INDIA) 0x04 x03B6 1 EEP_ClipPhaseConfig CLIP phase set configuration

Bit0:ForwardNumber...1=enable, 0=disableBit1:CallingNumber...1=enable, 0=disableBit2:Dutch...1=enable, 0=disableBit3:Chinese...1=enable, 0=disableBit4:PriorityCheck...1=enable, 0=disable (forFrance)Bit5-6:AddZero...0:no add zero, 1:add zeroabsolutely 2:Check Number’s top is zero. If itis zero, add zero.Bit7:TwDtmf...1=enable, 0=disableBit8:FskRemoveParity...1=enable, 0=disableBit9:AutoRappel...1=enable, 0=disableBit10:KpnStartEndNgBit11:CheckCidSendFlgBit12:If DTMF CLIP come in series,0:First data is available,1:Last data is availableBit13-15:Unused

0x01,0x04

x

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Address InitialType

Name Description Defaultvalue

CountrySetting

03B8 1 EEP_AddZeroDataCount Valid data for Add Zero (for NewZealand) 0x05 x03B9 1 EEP_KpnVmwiConfig CLIP RingVmwi set configuration

Bit0:LongBellFuncOff...1=enable, 0=disableBit1:StatusSucceed...1=enable, 0=disableBit2-7:Unused

0x01 x

03BA 1 EEP_RpasMinDuration RPAS minimum durationUnit: 10ms, Default: 180ms

0x12 x

03BB 1 EEP_RpasMaxDuration RPAS maximum durationUnit: 10ms, Default: 320ms

0x20 x

03BC 1 EEP_DtasDataTimeout DTAS to FSK data timeoutUnit: 100ms, Default: 1s

0x0A x

03BD 1 EEP_ImpSetTimeout Impedance Set timeout (RPAS for France)Unit: 10ms, Default: 250ms[Standard: 200-350ms]

0x14 x

03BE 1 EEP_ImpRemRpasTimeout Impedance Remove timeout (RPAS)Unit: 10ms, Default: 1250ms[Standard: 1450ms (subtract Impedance Settimeout)]

0x7D x

03BF 1 EEP_ImpRemChszTimeout Impedance Remove timeout (ChannelSeizure)Unit: 10ms, Default: 450ms[Standard: 420-570ms]

0x2D x

03C0 1 EEP_ImpRemContTimeout Impedance Remove timeoutUnit: 100ms, Default: 1s

0x0A x

03C1 1 EEP_CasAckDelayTimeout CAS to Acknowledge DTMF Delay TimeoutUnit: 1ms, Default: 0ms

0x00 x

03C2 1 EEP_CasAckDuration Acknowledge DTMF tone durationUnit: 1ms, Default: 70ms

0x46 x

03C3 1 EEP_CasAckDataTimeout CAS to FSK data timeoutUnit: 10ms, Default: 600ms

0x64 x

03C4 1 EEP_FskMarkoutTimeout FSK Markout timeout after FSK receivedUnit: 10ms, Default: 100ms

0x0A x

03C5 1 EEP_DtmfInterdigitTimeout DTMF Interdigit timeoutUnit: 10ms, Default: 500ms

0x32 x

03C6 1 EEP_DtmfMuteTimeout Mute timeout when OFFHOOK CLIPreceived (for DK)Unit: 100ms, Default: 5s

0x32 x

03C7 1 EEP_DtmfBellWaitTimeout Bell Wait timeoutUnit: 100ms, Default: 10s

0x6E x

03C8 1 EEP_RingVmwiMinDuration Bell Ring minimum duration (for KPNVoiceMail)Unit: 1s, Default: 14s

0x0E x

03C9 1 EEP_RingVmwiMaxDuration Bell Ring maximum duration (for KPNVoiceMail)Unit: 1s, Default: 22s

0x16 x

03CA 1 EEP_RingPulseMin Bell Ring on minimum duration (for KPNVoiceMail)Unit: 10ms, Default: 600ms

0x3C x

03CB 1 EEP_VmwiRingInterdigitMax Bell Ring Interdigit maximum (for KPNVoiceMail)Unit: 100ms, Default: 5000ms

0x32 x

03CC 1 EEP_RuConfig Russian CLIP ConfigurationBit0:UnusedBit1:RuClipMode...1=Auto, 0=ManualBit2:RuClipRbtOnOff...1=on, 0=offBit3:CategoryNo.Display...1=on (T/A), 0=off(MP)Bit4-7:Unused

0x00 x

03CD 1 EEP_RuClipBackTraceTimeout Back Trace Start TimeoutUnit: 10ms, Default: 600ms

0x3C x

03CE 1 EEP_RuRcvDigitBeforeReq Receive Digit Before REQDefault: 2digit

0x02 x

03CF 1 EEP_PseudoBellLength Pseudo Bell/RBT LengthUnit: 10ms, Default: 800ms

0x50 x

03D0 1 EEP_PseudeBellToRbtLen Pseudo Bell to RBT/RBT to Pesude BellLengthUnit: 100ms, Default: 1200ms

0x0C x

03D1 1 EEP_PseudoBellEndTimeout Pseudo Bell End TimeoutUnit: 1s, Default: 120s

0x78 x

03D2 1 EEP_DtasMinDuration DTAS minimum durationUnit: 10ms, Default: 60ms

0x06 x

03D3 1 EEP_DtasMaxDuration DTAS maximum durationUnit: 10ms, Default: 130ms

0x0D x

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Address InitialType

Name Description Defaultvalue

CountrySetting

03D4 1 EEP_CasMinDuration CAS minimum durationUnit: 10ms, Default: 60ms

0x06 x

03D5 1 EEP_CasMaxDuration CAS maximum durationUnit: 10ms, Default: 130ms

0x0D x

03D6 1 EEP_DtmfMinDuration DTMF minimum durationUnit: 10ms, Default: 20ms

0x02 x

03D7 1 EEP_DtmfMaxDuration DTMF maximum durationUnit: 10ms, Default: disable(0xFF)

0xFF x

03D8 1 EEP_RuDtmfDurationMin RU_DTMF minimum durationUnit: 10ms, Default: 10ms

0x01 x

03D9 1 EEP_RuDtmfDurationMax RU_DTMF maximaum durationUnit: 10ms, Default: 70ms

0x07 x

03DA 1 EEP_RuDtmfDurationOff RU_DTMF Off durationUnit: 10ms, Default: 50ms

0x05 x

0D4B 3 EEP_RuClipReqLength Length of REQ signalUnit: 10ms, Default: 140ms

0x0E x

0D4C 3 EEP_RuClipDelayBetweenReq Delay between REQ signalUnit: 10ms, Default: 200ms

0x14 x

0D4D 3 EEP_RuClipRepeatReq Number of repeat REQ request SentDefault: 3 repeat

0x03 x

0D4E 3 EEP_RuClipDelayBeforeReq Delay before Send REQ signalUnit: 10ms, Default: 200ms

0x14 x

0D4F 3 EEP_RuClipOnOff Russian CLIP On/Off 0x01 x0D50 3 EEP_RuClipRingNumBeforeSequence Number Of Rings Patterns Before Start

SequenceDefault: 1

0x01 x

0D7B 3 EEP_RuClipDisplayDigit Number Of digits to be displayedDefault:7 digits

0x07 x

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24 FLASH LAYOUT (HANDSET)

24.1. ScopeThe purpose of this section is to describe the layout of the FLASH (IC11) for the KX-TCA181 Handset.

The FLASH contains hardware, software, and user specific parameters. Some parameters are set during production of thehandset, some are set by the user when configuring the handset, and some during normal use of the phone.

24.2. IntroductionThe handset uses a 32k bit serial FLASH (IC11) for storing volatile parameters. All parameters are set up before the handsetthe factory. Some of these are vital for the operation of the hardware so a set of default parameters is programmed before theactual hardware fine-tuning can be initiated. This document lists all default settings with a short description.

This document lists all default parameters with a short description.

Initial Type DescriptionF The data initialized by only F command0 The data initialized by F and 0 command1 The data initialized by F, 0 and 1 command2 The data initialized by F, 0, 1 and 2 command3 The data initialized by all command (F, 0, 1, 2, 3)

Country Setting Descriptionx Default - no specific country setting, so revert to default value.

24.3. FLASH contents

24.3.1. General Setup

Address InitialType

Name Description Default value CountrySetting

0001 F EEP_FreqTrim_L Setting value of FREQ_TRIM_REG 0x75 x0002 F EEP_BandGap Setting value of BandGap REG 0x08 x0010 - EEP_Ipei International Portable Part Equipment Identities.

A concatenation of an EMC and a unique 20 bit SerialNumber.

0x00, 0x00,0x00, 0x00,

0x00

x

01C2 1 EEP_LowQualityLevel Signal quality level at which handover is initiated (CRCerror count).

0x02 x

01C9 1 EEP_RxMuteSyncError Continuous SYNC error times for the Rx Mute (0-0xFF:Error times)

0x01 x

001D 0 EEP_HandsetNumber HandsetNumber of Subscription0. 0xFF, 0xFF x001F 0 EEP_HandsetNumber1 HandsetNumber of Subscription1. 0xFF, 0xFF x0021 0 EEP_HandsetNumber2 HandsetNumber of Subscription2. 0xFF, 0xFF x0023 0 EEP_HandsetNumber3 HandsetNumber of Subscription3. 0xFF, 0xFF x0025 0 EEP_Subscription0 GAP Subscription Data. Storage for 4 subscriptions each

with 53bytes.<Subscription>020 : SUB_boAssignedIPUI021 : SUB_abIPUI[14]02F : SUB_abPARK[5]034 : SUB_abSARI[4]038 : SUB_bPLI039 : SUB_bLAL03A : SUB_abARIplusRPN[5]03F : SUB_boZAP040 : SUB_bZAP041 : SUB_boServiceClass042 : SUB_bServiceClass043 : AK_boUAKavailable044 : AK_boUAKproven045 : AK_abUAK_or_AC [16]

All 0x00 x

03EF 3 EEP_HSPinCode Handset Pin : 4 BCD Digits 0x00, 0x00 x

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24.3.2. MMI Setting

Address InitialType

Name Description Default value CountrySetting

01DC 1 EEP_FactoryLanguageSetting Selected Language for LCDGERAM:0 ENGLISH:1 SPANISH:2 NORWEGIAN:3FRENCH:4ITALIAN:5 DENISH:6 DUTCH:7 SWEDISH:8FINNISH:9GREEK:10 TURKISH:11 HUNGARIAN:12PORTUGUESE:13RUSSIAN:14POLISH:15 SLOVAKIAN:16 CZECH:17CROATIAN:18CATALAN:19

0x01 0x0E

01DD 1 EEP_Available_Language Select Available Language0:Disable, 1:EnableBit0:GermanBit1:EnglishBit2:SpanishBit3:NorwegianBit4:FrenchBit5:ItalianBit6:DanishBit7:Dutch

0xFF 0x17

01DE Select Available Language0:Disable, 1:EnableBit0:SwedishBit1:FinnishBit2:GreekBit3:TurkishBit4:HungarianBit5:PortugueseBit6:RussianBit7:Polish

0x2F 0x40

01DF Select Available Language0:Disable, 1:EnableBit0:SlovakianBit1:CzechsBit2:CroatianBit3:CatalanBit4:UkrinianBit5:Spanish for MexicoBit6:SlovenianBit7:Estonian

0x08 0x10

01E0 Select Available Language0:Disable, 1:EnableBit0:LithuanianBit1:LatvianBit2:RomanianBit3:BulgarianBit4:SeribianBit5:MacedonianBit6:AlbanianBit7:Reserve

0x00 x

0414 3 EEP_Language User_Setting LanguageGERAM:0 ENGLISH:1 SPANISH:2 NORWEGIAN:3FRENCH:4ITALIAN:5 DENISH:6 DUTCH:7 SWEDISH:8FINNISH:9GREEK:10 TURKISH:11 HUNGARIAN:12PORTUGUESE:13RUSSIAN:14POLISH:15 SLOVAKIAN:16 CZECH:17 CROATIAN:18CATALAN:19

0x01 0x0E

0415 3 EEP_SmsEatoniLanguage Eatoni Setting LanguageGERAM:0 ENGLISH:1 SPANISH:2 NORWEGIAN:3FRENCH:4ITALIAN:5 DENISH:6 DUTCH:7 SWEDISH:8FINNISH:9GREEK:10 TURKISH:11 HUNGARIAN:12PORTUGUESE:13RUSSIAN:14POLISH:15 SLOVAKIAN:16 CZECH:17 CROATIAN:18CATALAN:19

0x01 0x0E

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Address InitialType

Name Description Default value CountrySetting

0362 1 EEP_CountryFunction Country parameter0bit: Reset Ear-SP Vol. after Talk...0: Hold, 1: Reset1bit: PBX Phone-Book...0: Enable, 1: Disable2bit: Ringer Option Menu (Base Setting)...0: Off, 1:On3bit: SMS Print...0: Off, 1: On4-7bit: Reserve

0x02 x

24.3.3. MMI1 Setting

Address InitialType

Name Description Default value CountrySetting

0102 1 EEP_DspSdtLevel DSP Parameter SideTone2Main:SideTone2 Main route levelMictoRcv:SideTone2 MIc to Receiver level

0x00, 0x0E x

0104 1 EEP_DspToneLevel DSP Parameter ToneLevelTalk:Tone Level in Talk modeSpp:Tone Level in Spp mode

0x00, 0x20,0x00, 0x30

x

000E F EEP_LcdContrast LCD contrast 0x20 x01A4 1 EEP_CountryFunction01 Country parameter

Bit0:Call waiting Tone on/off...1:on, 0:offBit1:Clock Back Up...1:on, 0:offBit2:Charge ON Tone...1:Tone on, 0:KeyTone operatingBit3:BackUpTime revise...1:on, 0:offBit4:On Charge Partial...1:none, 0:Partial DisplayBit5:Start Talk Count Delay on/off...1:on, 0:offBit6:Russian Model 1: Russian Model 0: Not Russian ModelBit7:Reserve

0x3E 0x7E

01A7 3 EEP_EEToneConfig Tone Option DataBit0:Keytone on/off00 - 0000 = Off / 0001 = Tone OnBit1:Keytone on/off01 - ReserveBit2:Keytone on/off02 - ReserveBit3:Keytone on/off03 - ReserveBit4:Call waiting on/off - 1/0Bit5:Range alarm on/off - 1/0Bit6:Battery low alarm on/off - 1/0

0x51 x

24.3.4. Battery Paramters

Address InitialType

Name Description Default value CountrySetting

0004 F EEP_LowVoltage ADC value for battery low detection 0x25 x0005 F EEP_NoVoltage ADC value for shutdown voltage 0x08 x

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25 HOW TO REPLACE THE FLAT PACKAGE ICEven if you do not have the special tools (for example, a spot heater) to remove the Flat IC, with some solder (large amount),a soldering iron and a cutter knife, you can easily remove the ICs that have more than 100 pins.

25.1. PREPARATION • • • • PbF (: Pb free) Solder

• • • • Soldering Iron

Tip Temperature of 700°F ± 20°F (370°C ± 10°C)

Note: We recommend a 30 to 40 Watt soldering iron. An expert may be able to use a 60 to 80 Watt iron where someone withless experience could overheat and damage the PCB foil.

• • • • Flux

Recommended Flux: Specific Gravity → 0.82.

Type → RMA (lower residue, non-cleaning type)

Note: See ABOUT LEAD FREE SOLDER (PbF: Pb free) (P.4).

25.2. FLAT PACKAGE IC REMOVAL PROCEDURE 1. Put plenty of solder on the IC pins so that the pins can be completely covered.

Note:

If the IC pins are not soldered enough, you may give pressure to the P.C. board when cutting the pins with a cutter.

2. Make a few cuts into the joint (between the IC and its pins) first and then cut off the pins thoroughly.

3. While the solder melts, remove it together with the IC pins.

When you attach a new IC to the board, remove all solder left on the land with some tools like a soldering wire. If some solder isleft at the joint on the board, the new IC will not be attached properly.

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25.3. FLAT PACKAGE IC INSTALLATION PROCEDURE 1. Temporarily fix the FLAT PACKAGE IC, soldering the two marked pins.

*Check the accuracy of the IC setting with the corresponding solderingfoil.

2. Apply flux to all pins of the FLAT PACKAGE IC.

3. Solder the pins, sliding the soldering iron in the direction of the arrow.

25.4. BRIDGE MODIFICATION PROCEDURE 1. Lightly resolder the bridged portion.

2. Remove the remaining solder along the pins using a soldering iron as shown in the figure below.

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26 CABINET AND ELECTRICAL PARTS (BASE UNIT)

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27 CABINET AND ELECTRICAL PARTS (HANDSET)

Note:

(*1) The rechargeable Ni-MH battery P03P (HHR-4EPT) is available through sales route of Panasonic.

(*2) Attach the spacer (No. 131) to the exact location described above.

(*3) This cable is fixed by connector lock. Refer to Fix the LCD to the Main P.C.Board (Handset) (P.16).

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28 CABINET AND ELECTRICAL PARTS (CHARGER UNIT)

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29 ACCESSORIES AND PACKING MATERIALS

29.1. KX-TCD815RUS/RUT

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29.2. KX-TCA181RUS/RUT

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30 TERMINAL GUIDE OF THE ICs, TRANSISTORS ANDDIODES

30.1. Base Unit

30.2. Handset

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30.3. Charger Unit

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1. RTL (Retention Time Limited)

Note:

The marking (RTL) indicates that the Retention Time islimited for this item.

After the discontinuation of this assembly in production,the item will continue to be available for a specific periodof time. The retention period of availability is dependanton the type of assembly, and in accordance with thelaws governing part and product retention. After the endof this period, the assembly will no longer be available.

2. Important safety notice

Components identified by the mark indicates specialcharacteristics important for safety. When replacing any ofthese components, only use specified manufacture’s parts.

3. The S mark means the part is one of some identical parts.For that reason, it may be different from the installed part.

4. ISO code (Example: ABS-94HB) of the remarks columnshows quality of the material and a flame resisting gradeabout plastics.

5. RESISTORS & CAPACITORS

Unless otherwise specified;

All resistors are in ohms (Ω) K=1000Ω, M=1000kΩ

All capacitors are in MICRO FARADS (µF)P=µµF

*Type & Wattage of Resistor

31.1. Base Unit

31.1.1. Cabinet and Electrical PartsRef.No.

Part No. Part Name & Description Remarks

1 PQGG10302Z2 GRILLE, BUZZER (for KX-TCD815RUS)

ABS-HB

1 PQGG10302Z3 GRILLE, BUZZER (for KX-TCD815RUT)

ABS-HB

2 L0DACD000004 BUZZER

3 PQHG10690Z RUBBER PARTS, BUZZER

4 PQGG10300Z2 GRILLE (for KX-TCD815RUS) ABS-HB

4 PQGG10300Z4 GRILLE (for KX-TCD815RUT) ABS-HB

5 PQHS10682Z TAPE, DOUBLE SIDED (SIDE)

Ref.No.

Part No. Part Name & Description Remarks

6 PQHS10678Z TAPE, DOUBLE SIDED (FRONT)

7 PQGG10301Z1 GRILLE, LOCATOR (for KX-TCD815RUS)

ABS-HB

7 PQGG10301Z2 GRILLE, LOCATOR (for KX-TCD815RUT)

ABS-HB

8 PQKM10687Y1 CABINET BODY ABS-HB

9 PQJJ1T029Y JACK SOCKET

10 PQHR11132Z CASE, CHARGE TERMINAL PS-HB

11 PQKE10401Z1 HOLDER, CHARGE TERMINAL (L) POM-HB

12 PQKE10402Z1 HOLDER, CHARGE TERMINAL (R) POM-HB

13 PQJT10227Z CHARGE TERMINAL (L)

14 PQJT10228Z CHARGE TERMINAL (R)

15 PQSA10163Z ANTENNA (L)

16 PQSA10166Z ANTENNA (R)

17 PQBC10436Z1 BUTTON, LOCATOR (for KX-TCD815RUS)

ABS-HB

17 PQBC10436Z2 BUTTON, LOCATOR (for KX-TCD815RUT)

ABS-HB

18 PQKF10677Z2 CABINET COVER (for KX-TCD815RUS)

PS-HB

18 PQKF10677Y3 CABINET COVER (for KX-TCD815RUT)

PS-HB

19 PQHA10029Z RUBBER PARTS, LEG CUSHION

20 PQHA10018Z RUBBER PARTS, FOOT CUSHION

21 PQGT18306Z NAME PLATE (for KX-TCD815RUS)

21 PQGT18306X NAME PLATE (for KX-TCD815RUT)

22 PQQT23027ZA ATTENTION LABEL

31.1.2. Main P.C.Board Parts

Note:

(*1) When replacing IC3 and IC8, data need to be written toit with PQZZTCD815RU. Refer to Base Unit (P.42) ofTHINGS TO DO AFTER REPLACING IC

Ref.No.

Part No. Part Name & Description Remarks

PCB1 PQWPCD815RUH MAIN P.C.BOARD ASS´Y (RTL)

(ICs)

IC1 C0CBAYF00015 IC

IC3 PQWID300NEHR IC (EEPROM) (*1)

IC8 C1CB00002047 IC (BBIC) (*1) S

IC11 C0JBAS000249 IC

IC12 C0JBAS000249 IC

(TRANSISTORS)

Q2 B1ADGE000004 TRANSISTOR(SI)

Q3 B1ADGE000004 TRANSISTOR(SI)

Q4 B1ACGP000007 TRANSISTOR(SI)

Q5 PQVTBF822T7 TRANSISTOR(SI)

Q6 B1ADGE000004 TRANSISTOR(SI)

Q8 2SD1994A TRANSISTOR(SI)

Q12 B1ABCE000009 TRANSISTOR(SI)

Q15 B1ABGE000006 TRANSISTOR(SI)

Q16 B1ABCF000103 TRANSISTOR(SI)

Q90 B1ADCF000040 TRANSISTOR(SI)

(DIODES)

D1 B0JAME000095 DIODE(SI)

D3 B0EDER000009 DIODE(SI)

D4 MA1Z300 DIODE(SI) S

D6 MA8220 DIODE(SI) S

D13 1SS355 DIODE(SI) S

D16 1SS355 DIODE(SI) S

D20 MA112 DIODE(SI) S

DA1 B0DDCM000001 DIODE(SI)

(COILS)

L3 PQLQR2M33NKT COIL S

L6 PQLQXF330K COIL S

L7 PQLQXF330K COIL S

L8 MQLRER10JFA COIL

L10 PQLQR2M4N7K COIL S

L11 PQLQR2M15NKT COIL S

31 REPLACEMENT PARTS LIST

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Ref.No.

Part No. Part Name & Description Remarks

L12 ELJRF8N2JFB COIL

L15 MQLRER10JFA COIL

L16 MQLRER10JFA COIL

(JACK)

CN1 PQJJ1B4Y JACK S

(VARISTOR)

SA1 J0LF00000026 VARISTOR (SURGE ABSORBER)

(RESISTORS)

R4 ERJ1WYJ180U 18

R5 ERJ1WYJ180U 18

R8 ERJ2RKF1200 0.12K

R9 ERJ2RKF2000 0.2K

R16 ERJ3GEYJ105 1M

R17 ERJ3GEYJ105 1M

R22 ERJ2GEJ104 100K

R23 ERJ3GEYJ104 100K

R24 ERJ3GEYJ101 100

R25 PQ4R10XJ272 2.7K S

R26 ERJ3GEYJ103 10K

R27 ERJ2GEJ104 100K

R28 ERJ3GEYJ222 2.2K

R32 ERJ3GEYJ101 100

R37 ERJ6GEY0R00 0

R38 ERJ2GEJ154 150K

R39 ERJ3GEYJ180 18

R40 ERJ3GEYJ335 3.3M

R42 ERJ3GEYJ273 27K

R43 ERJ3GEYJ822 8.2K

R44 ERJ3GEYJ222 2.2K

R45 ERJ12YJ120 12

R46 ERJ12YJ270 27

R47 ERJ3GEYJ104 100K

R48 ERJ3GEYJ473 47K

R49 ERJ3GEYJ560 56

R50 ECUV1H100DCV 10P

R51 ERJ3GEY0R00 0

R52 ERJ3GEYJ471 470

R54 ERJ3GEYJ821 820

R55 ERJ2GEJ102 1K

R56 ERJ2GEJ222 2.2K

R57 ERJ3GEYJ222 2.2K

R64 ERJ3GEYJ102 1K

R69 ERJ3GEYJ104 100K

R70 ERJ3GEYJ104 100K

R71 ERJ3GEYJ104 100K

R72 ERJ3GEYJ474 470K

R78 ERJ3GEYJ103 10K

R79 ERJ3GEYJ681 680

R80 PQ4R18XJ100 10 S

R81 ERJ8GEYJ123 12K

R84 ERJ3GEYJ101 100

R85 ERJ2GEJ332 3.3K

R86 ERJ2GEJ102 1K

R87 ERJ2GEJ103 10K

R88 ERJ2GEJ103 10K

R90 ERJ3GEYJ392 3.9K

R91 ERJ2GEJ682 6.8K

R92 ERJ2GEJ222 2.2K

R93 ERJ2GEJ102 1K

R94 ERJ2GEJ223 22K

R105 ERJ2GEJ103 10K

R106 ERJ3GEYJ184 180K

R107 ERJ3GEYJ184 180K

R115 ERJ3GEYJ222 2.2K

R116 PQ4R10XJ471 470 S

R117 ERJ2GEJ102 1K

R118 ERJ3GEYJ181 180

R119 ERJ3GEYJ271 270

R124 ERJ2GE0R00 0

R125 ERJ2GE0R00 0

R127 ERJ2GEJ101 100

R132 ERJ2GEJ103 10K

R134 ERJ3GEYJ102 1K

Ref.No.

Part No. Part Name & Description Remarks

R135 ERJ3GEYJ103 10K

R138 ERJ8GEYJ270 27

R139 ERJ2GEJ471 470

R140 ERJ2GEJ102 1K

R141 ERJ2GEJ153 15K

R142 ERJ3GEYJ122 1.2K

R147 ERJ3GEYJ181 180

R161 ERJ2GEJ150 15

C167 PQ4R10XJ180 18 S

D14 ERJ8GEY0R00 0

D15 ERJ8GEY0R00 0

J10 ERJ3GEY0R00 0

L4 ERJ3GEY0R00 0

L14 ERJ2GEJ121 120

(CAPACITORS)

C2 ECEA1CK101 100 S

C3 ECEA0JU331 330

C4 ECEA1CKS100 10

C5 ECEA1CKA100 10

C7 ECUV1A105KBV 1

C9 PQCUV1A225KB 2.2

C11 ECUV1A105KBV 1

C12 F1B2H152A048 1500P

C13 F1B2H152A048 1500P

C14 ECKD2H681KB 680P S

C15 ECKD2H681KB 680P S

C17 ECUE1H221KBQ 220P

C22 ECUE1H221KBQ 220P

C24 ECUV1C104KBV 0.1

C26 ECUE1H102KBQ 0.001 S

C27 ECUE1H100DCQ 10P S

C28 ECUV1A224KBV 0.22

C30 F1G1A1040003 0.1

C32 ECUE1A223KBQ 0.022

C34 F1G1A1040003 0.1

C36 F1G1H221A541 220P

C37 F1G1A1040003 0.1

C38 F1G1A1040003 0.1

C39 ECUV1A105KBV 1

C40 PQCUV1A225KB 2.2

C41 PQCUV1H103KB 0.01

C42 ECUV1H060DCV 6P

C43 ECJ0EC1H270J 27P

C44 F1G1A1040003 0.1

C45 F1G1A1040003 0.1

C46 PQCUV1A105KB 1

C47 ECUV1C563KBV 0.056

C48 F1G1A1040003 0.1

C49 ECEA1HKA100 10

C50 PQCUV1H104ZF 0.1 S

C53 F1G1A1040003 0.1

C57 ECUV1H100DCV 10P

C65 F1G1A1040003 0.1

C76 ECUV1H103KBV 0.01

C80 PSCUV2ET474K 0.47 S

C90 ECJ0EB1C103K 0.01

C101 ECUV1H102KBV 0.001

C102 ECUV1H102KBV 0.001

C107 ECUV1H102KBV 0.001

C109 PQCUV1A105KB 1

C114 ECUE1H020CCQ 2P S

C122 ECUE1H101JCQ 100P S

C123 ECUE1H101JCQ 100P S

C134 ECUV1H100DCV 10P

C135 PQCUV1A105KB 1

C136 ECUE1H102KBQ 0.001 S

C140 ECUV1H020CCV 2P

C141 ECUV1H030CCV 3P

C142 ECUV1H100DCV 10P

C143 ECUV1H100DCV 10P

C144 ECUV1H100DCV 10P

C145 ECUV1H100DCV 10P

C147 ECUV1H104MD 0.1 S

82

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 83: Digital Cordless Phone - ESpec

Ref.No.

Part No. Part Name & Description Remarks

C149 ECUV1H100DCV 10P

C151 ECUV1A475KB 4.7

C153 ECJ0EC1H220J 22P

C154 ECUE1H100DCQ 10P S

C155 ECUE1H020CCQ 2P S

C156 ECUE1H100DCQ 10P S

C157 ECJ0EC1H070D 7P

C158 ECUE1H100DCQ 10P S

C159 ECUE1H020CCQ 2P S

C160 ECUE1H100DCQ 10P S

C161 ECUE1H020CCQ 2P S

C162 ECUE1H100DCQ 10P S

C163 ECUE1H100DCQ 10P S

C164 F1G1H151A541 150P S

C171 ECUV1H102KBV 0.001

C172 ECUE1H101JCQ 100P S

C173 ECUE1H100DCQ 10P S

C174 ECUV1C104KBV 0.1

C181 ECUV1H100DCV 10P

C183 ECUV1H100DCV 10P

C184 ECUV1H100DCV 10P

C191 ECUV1H100DCV 10P

C197 ECUV1H030CCV 3P

C198 ECUV1H100DCV 10P

C201 ECUV1H100DCV 10P

C203 ECUE1H100DCQ 10P S

C206 ECUV1H100DCV 10P

C213 ECUE1H100DCQ 10P S

C215 ECJ1VB1H472K 0.0047

C262 ECUV1H100DCV 10P

C264 ECUE1H100DCQ 10P S

C265 ECUE1H100DCQ 10P S

C306 ECUE1H100DCQ 10P S

C311 ECUE1H100DCQ 10P S

C312 ECUV1H100DCV 10P

C313 ECUV1H100DCV 10P

C314 ECUE1H100DCQ 10P S

C315 ECUE1H100DCQ 10P S

C316 ECUE1H100DCQ 10P S

C317 ECUE1H100DCQ 10P S

C319 ECJ0EB1H471K 470P

(OTHERS)

IC2 PQLP10263Z RF UNIT

X1 H0D103500003 CRYSTAL OSCILLATOR

SW1 EVQQJJ05Q SPECIAL SWITCH

31.2. Handset

31.2.1. Cabinet and Electrical PartsRef.No.

Part No. Part Name & Description Remarks

101 PQGP10290Z2 PANEL, LCD (for KX-TCA181RUS) AS-HB

101 PQGP10290Z3 PANEL, LCD (for KX-TCA181RUT) AS-HB

102 PQHS10711Z TAPE, DOUBLE SIDED (LCD)

103 PQGG10407Z1 GRILLE, OUTER ABS-HB

104 PQKM10690Z1 CABINET BODY (for KX-TCA181RUS)

ABS-HB

104 PQKM10690Z2 CABINET BODY (for KX-TCA181RUT)

ABS-HB

105 PQHR11148Z OPTIC CONDUCTIVE PARTS, LEDLENS

PS-HB

106 PQGT18303Z NAME PLATE (for KX-TCA181RUS)

106 PQGT18303X NAME PLATE (for KX-TCA181RUT)

107 PQHS10712Z SPACER, LCD

108 PQSX10298V KEYBOARD SWITCH, RUBBER

109 PQHR11146Z OPTIC CONDUCTIVE PARTS, KEYLENS

PMMA-HB

110 PQHS10467Z COVER, SP NET

111 L0AD02A00015 RECEIVER

112 PQHR11142Z GUIDE, RECEIVER ABS-HB

113 L5DZDED00002 LIQUID CRYSTAL DISPLAY

114 PQJE10153Z LEAD WIRE, FFC

115 PQBC10427Z1 BUTTON, CURSOR ABS-HB

Ref.No.

Part No. Part Name & Description Remarks

116 PQSA10159Z ANTENNA

117 PQWE10041Z BATTERY TERMINAL

118 PQJT10233Z CHARGE TERMINAL (L)

119 PQJT10232Z CHARGE TERMINAL (R)

120 PQKF10680Z1 CABINET COVER (for KX-TCA181RUS)

ABS-HB

120 PQKF10680Z2 CABINET COVER (for KX-TCA181RUT)

ABS-HB

121 PQKE10408Z1 COVER, E/P (for KX-TCA181RUS)

121 PQKE10408Z2 COVER, E/P (for KX-TCA181RUT)

122 PQJC10056Z BATTERY TERMINAL

123 PQKE10409Z1 COVER, USB (for KX-TCA181RUS)

123 PQKE10409Z2 COVER, USB (for KX-TCA181RUT)

124 PQHR11149Z COVER, IrDA LENS PMMA-HB

125 PQHR11145Z GUIDE, MONITOR SP ABS-HB

126 PQHG10702Z RUBBER PARTS, SPEAKER

127 L0AD02A00026 SPEAKER

128 PQHS10622Z SPACER, SP NET

129 PQGG10303Z1 GRILLE, MONITOR SP ABS-HB

130 PQHX11352Z PLASTIC PARTS, BATTERY COVERSHEET

131 PQHS10561Y SPACER, BATTERY COVER

132 PQKK10591Z1 LID, BATTERY COVER ABS-HB

31.2.2. Main P.C.Board Parts

Note:

(*1) When replacing IC1 or IC11, data need to be written tothem with PQZZTCD815RU. Refer to Handset (P.42) ofTHINGS TO DO AFTER REPLACING IC.

Ref.No.

Part No. Part Name & Description Remarks

PCB100 PQWP1D825RUR MAIN P.C.BOARD ASS´Y (RTL)(for KX-TCD815RUS/RUT)

PCB100 PQWP1A181RUR MAIN P.C.BOARD ASS´Y (RTL)(for KX-TCA181RUS/RUT)

(ICs)

IC1 C1CB00001830 IC (BBIC) (*1)

IC2 C1BB00000265 IC

IC3 C0JBAA000386 IC

IC8 C0JBAE000352 IC

IC11 PQWICA181RUR IC (FLASH MEMORY) (*1)

IC13 C3BBHG000103 IC

IC15 C1CB00001839 IC

IC18 C0DBZFD00054 IC

IC19 C0JBAB000675 IC

IC21 B3RBC0000026 IC

(TRANSISTORS)

Q1 PQVTFDN335N TRANSISTOR(SI) S

Q2 B1ADGE000004 TRANSISTOR(SI)

Q3 B1ADGE000004 TRANSISTOR(SI)

Q4 B1ADGE000004 TRANSISTOR(SI)

Q5 B1ABCF000103 TRANSISTOR(SI)

Q6 B1ABCF000103 TRANSISTOR(SI)

Q7 B1ABCF000103 TRANSISTOR(SI)

Q8 B1ABCF000103 TRANSISTOR(SI)

Q9 UN9219J TRANSISTOR(SI) S

Q10 PSVTDTC143X TRANSISTOR(SI) S

Q11 B1ADCF000040 TRANSISTOR(SI)

Q12 B1ABCF000103 TRANSISTOR(SI)

Q16 B1ABGE000006 TRANSISTOR(SI)

Q18 PSVTDTC143X TRANSISTOR(SI) S

Q19 B1ABCF000103 TRANSISTOR(SI)

Q20 B1ABCF000103 TRANSISTOR(SI)

(DIODES)

D1 B0JCME000035 DIODE(SI)

D4 MA8047 DIODE(SI) S

D5 MA8047 DIODE(SI) S

D6 B0BC2R1A0006 DIODE(SI)

D7 MA2Z72000 DIODE(SI)

D8 B0JCDD000002 DIODE(SI)

D9 B0JCDD000002 DIODE(SI)

D10 B0JCDD000002 DIODE(SI)

83

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 84: Digital Cordless Phone - ESpec

Ref.No.

Part No. Part Name & Description Remarks

D11 B0JCDD000002 DIODE(SI)

D12 MA8051 DIODE(SI) S

D13 MA8051 DIODE(SI) S

D14 B0JCDD000002 DIODE(SI)

D15 B0JCDD000002 DIODE(SI)

LED8 B3AEB0000061 LED

(COILS)

L1 G1C220M00037 COIL S

L4 G1C100MA0072 COIL

L5 G1C100MA0072 COIL

L6 PQLQR2M22NJ COIL S

L7 PQLQR2M22NJ COIL S

F1 PQLQR2M5N6K COIL S

(JACK AND CONNECTORS)

CN4 K2HD103D0001 JACK S

CN5 K1MN30B00031 CONNECTOR S

CN8 K1FA105E0003 CONNECTOR

CN9 K1MN16B00134 CONNECTOR

(COMPONENTS PARTS)

RA1 D1H810240004 RESISTOR ARRAY

RA2 D1H810240004 RESISTOR ARRAY

(RESISTORS)

R1 ERJL06KJ47MV 47M

R2 ERJ3EKF5602 56K

R3 ERJ3EKF1503 150K

R4 ERJ3GEYJ153 15K

R5 ERJ3GEYJ471 470

R6 ERJ3GEYJ103 10K

R7 ERJ3GEYJ224 220K

R8 ERJ2GEJ5R6 5.6

R9 ERJ3GEYJ562 5.6K

R10 ERJ3GEYF393 39K S

R12 ERJ2GEJ393X 39K

R13 ERJ2GEJ104 100K

R14 ERJ2GEJ222 2.2K

R15 ERJ3GEYJ270 27

R16 ERJ3GEYJ103 10K

R17 ERJ3GEYJ561 560

R18 ERJ3GEYJ104 100K

R19 ERJ3GEYJ335 3.3M

R20 ERJ3GEYJ102 1K

R21 ERJ3GEYJ102 1K

R22 ERJ3GEYJ273 27K

R23 ERJ3GEYJ102 1K

R24 ERJ3GEYJ474 470K

R25 ERJ3GEYJ331 330

R26 ERJ2GEJ101 100

R27 ERJ2GEJ104 100K

R28 ERJ2GEJ222 2.2K

R29 ERJ3GEYJ222 2.2K

R31 ERJ3GEYJ270 27

R32 ERJ3GEYJ270 27

R33 ERJ2GEJ105X 1M

R34 ERJ2GEJ104 100K

R35 ERJ3GEYJ273 27K

R36 ERJ3GEYJ473 47K

R37 ERJ3GEYJ330 33

R38 ERJ3GEYJ330 33

R39 ERJ2GEJ273X 27K

R40 ERJ2GEJ273X 27K

R41 ERJ3GEYJ273 27K

R42 ERJ2GEJ103 10K

R43 ERJ6RSJR10V 0.1

R44 ERJ2GEJ823 82K

R45 ERJ2GEJ683 68K

R46 ERJ3GEYJ562 5.6K

R47 ERJ3GEYJ562 5.6K

R48 ERJ2GE0R00 0

R49 ERJ2GEJ104 100K

R50 ERJ3GEYJ103 10K

R55 ERJ3GEYJ390 39

R56 ERJ3GEYJ390 39

R57 ERJ3GEYJ680 68

Ref.No.

Part No. Part Name & Description Remarks

R58 ERJ3GEYJ101 100

R60 ERJ3GEYJ102 1K

R61 ERJ3GEYJ103 10K

R62 ERJ3GEY0R00 0

R63 ERJ2GEJ103 10K

R64 ERJ2GEJ103 10K

R65 ERJ3GEY0R00 0

R66 ERJ2GEJ334 330K

R71 ERJ3GEYJ104 100K

R72 ERJ3GEYJ102 1K

R73 ERJ3GEYJ474 470K

R74 ERJ3GEYJ1R0 1

R75 ERJ3GEY0R00 0

R76 ERJ2GEJ102 1K

R77 ERJ2GE0R00 0

R78 ERJ2GEJ221 220

R80 ERJ3GEYJ100 10

R81 ERJ2GEJ102 1K

R82 ERJ2GEJ102 1K

R83 ERJ2GEJ102 1K

R90 ERJ3GEY0R00 0

R91 ERJ2GEJ223 22K

R92 ERJ2GEJ103 10K

R95 ERJ2GEJ103 10K

R96 ERJ3GEYJ270 27

R97 ERJ3GEYJ270 27

R98 ERJ2GEJ105X 1M

R99 ERJ3GEYJ152 1.5K

R100 ERJ2GEJ104 100K

R101 ERJ2GEJ104 100K

R102 ERJ2GEJ104 100K

R114 ERJ2GEJ104 100K

R117 ERJ3GEYJ102 1K

R118 ERJ3GEYJ470 47

R119 ERJ3GEYJ470 47

R120 ERJ3GEYJ470 47

R121 ERJ2GE0R00 0

R123 ERJ2GEJ332 3.3K

R124 ERJ2GEJ103 10K

R125 ERJ2GEJ332 3.3K

R126 ERJ2GEJ103 10K

R127 ERJ2GEJ121 120

R128 ERJ2GEJ391 390

R129 ERJ2GEJ332 3.3K

R130 ERJ2GEJ103 10K

R150 ERJ3GEYJ222 2.2K

R151 ERJ2GEJ104 100K

R152 ERJ3EKF2703 270K

R153 ERJ3GEYJ103 10K

R154 ERJ2GEJ101 100

R155 ERJ2GEJ101 100

R156 ERJ2GEJ101 100

R157 ERJ2GEJ101 100

R158 ERJ2GEJ101 100

R159 ERJ2GEJ101 100

R160 ERJ2GEJ101 100

R161 ERJ2GEJ101 100

R162 ERJ2GEJ101 100

R163 ERJ2GEJ101 100

R164 ERJ2GEJ101 100

R165 ERJ2GEJ101 100

R166 ERJ2GEJ101 100

R167 ERJ2GEJ101 100

R168 ERJ2GEJ101 100

R169 ERJ2GEJ101 100

R170 ERJ2GEJ101 100

R171 ERJ2GEJ101 100

R172 ERJ2GEJ101 100

R173 ERJ2GEJ101 100

R174 ERJ2GEJ331 330

R179 ERJ2GEJ101 100

R201 ERJ2GE0R00 0

R202 ERJ2GE0R00 0

84

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 85: Digital Cordless Phone - ESpec

Ref.No.

Part No. Part Name & Description Remarks

R203 D0GA222JA015 2.2

R204 ERJ2GE0R00 0

(CAPACITORS)

C1 EEE0GA331WP 330

C3 ECUV1C104KBV 0.1

C4 ECUV1H100DCV 10P

C5 ECST0JY106 10

C7 ECUV1H100DCV 10P

C8 ECUV1A224KBV 0.22

C9 ECUV1C683KBV 0.068

C10 F1G1A1040003 0.1

C12 ECUV1A105KBV 1

C13 ECUV1C104KBV 0.1

C14 ECUV1H100DCV 10P

C15 ECUV1A105KBV 1

C16 ECUV1C104KBV 0.1

C17 ECUV1H330JCV 33P

C18 ECUV1H102KBV 0.001

C19 F1G1A1040003 0.1

C20 ECUV1C104KBV 0.1

C21 ECUV1C104KBV 0.1

C22 F1G1A1040003 0.1

C23 F1G1A1040003 0.1

C24 ECUV1C104KBV 0.1

C25 ECUV1C103KBV 0.01

C26 F1G1A1040003 0.1

C29 ECUV1C104KBV 0.1

C30 ECUV1A105KBV 1

C31 ECUV1H102KBV 0.001

C32 ECUV1H270JCV 27P

C33 F1G1H271A571 270P

C34 F1G1A1040003 0.1

C35 ECUE1H102KBQ 0.001 S

C36 ECJ0EC1H470J 47P

C37 F1G1A6830003 0.068

C38 ECUV1H471JCV 470P S

C39 ECJ0EB0J105K 1

C40 ECST0JY106 10

C41 ECJ0EC1H100D 10P

C42 ECUV1A106ZF 10 S

C43 ECJ0EC1H100D 10P

C44 ECJ0EC1H100D 10P

C45 ECJ0EB1H102K 0.001

C46 ECJ0EC1H100D 10P

C47 ECJ0EC1H020C 2P

C48 ECJ0EC1H100D 10P

C49 ECJ0EC1H020C 2P

C50 ECJ0EC1H100D 10P

C51 ECJ0EC1H100D 10P

C52 F1G1A1040003 0.1

C53 ECJ0EC1H151J 150P

C54 ECJ0EC1H100D 10P

C55 ECJ0EC1H020C 2P

C56 ECUV1H100DCV 10P

C57 EEE0JA331P 330

C58 ECJ0EB0J105K 1

C59 ECUE1H101JCQ 100P S

C60 ECJ0EC1H100D 10P

C61 F1G1A1040003 0.1

C63 ECJ0EB0J105K 1

C64 ECJ0EC1H220J 22P

C65 ECJ0EC1H220J 22P

C66 ECJ0EC1H220J 22P

C67 ECJ0EC1H101J 100P

C68 F1G1A6830003 0.068

C69 F1G1A1040003 0.1

C70 F1G1A1040003 0.1

C75 ECUV1H100DCV 10P

C77 ECUV1H100DCV 10P

C80 PQCUV1A225KB 2.2

C83 ECJ0EB1H102K 0.001

C86 ECUV1A105KBV 1

C87 ECJ0EC1H100D 10P

Ref.No.

Part No. Part Name & Description Remarks

C89 ECJ0EC1H100D 10P

C90 ECJ0EC1H100D 10P

C91 ECJ0EC1H100D 10P

C92 ECUV1H100DCV 10P

C93 ECUV1H101JCV 100P

C94 ECUV1H101JCV 100P

C102 ECJ1VB1C105K 1

C106 ECJ0EB0J105K 1

C107 ECJ1VB1C105K 1

C108 ECJ1VB1C105K 1

C109 ECUV1C104KBV 0.1

C111 ECJ1VB1C105K 1

C115 ECUV1A475KB 4.7

C117 ECJ0EC1H220J 22P

C118 ECJ1VB1C105K 1

C119 ECUV1A475KB 4.7

C122 ECUV1C103KBV 0.01

C123 ECUV1C104KBV 0.1

C124 ECUV1C104KBV 0.1

C125 ECUV1H030CCV 3P

C129 ECUV1H050CCV 5P S

C131 ECUV1C104KBV 0.1

C134 F1G1A1040003 0.1

C135 ECUV1H050CCV 5P S

C136 F1G1A1040003 0.1

C150 ECUE1H102KBQ 0.001 S

C152 ECUE1H102KBQ 0.001 S

(OTHERS)

MIC L0CBAB000116 MICROPHONE

E101 PQHR11147Z GUIDE, MIC ABS-HB

IC20 PQLP10263Z RF UNIT

SW1 K0C115A00005 SEESAW SWITCH

X1 H0D103500005 CRYSTAL OSCILLATOR

X2 H2C600400004 CRYSTAL OSCILLATOR

31.2.3. Operational P.C. Borad PartsRef.No.

Part No. Part Name & Description Remarks

PCB200 PQWP2A181EXR OPERATIONAL P.C.BOARD ASS´Y(RTL)

(DIODES)

LED4 LNJ310M6URA LED

LED5 LNJ310M6URA LED

LED6 LNJ310M6URA LED

LED7 LNJ310M6URA LED

(CONNECTOR)

CN10 K1MN16B00110 CONNECTOR

(OTHERS)

E102 ESP1V120R SPECIAL SWITCH

E103 PQJE10154Z LEAD WIRE, FFC

E104 PQHR11144Z GUIDE, PCB HOLDER

31.3. Charger Unit

31.3.1. Cabinet and Electrical PartsRef.No.

Part No. Part Name & Description Remarks

300 PQLV30040ZS CHARGER UNIT (for KX-TCA181RUS)

300 PQLV30040ZT CHARGER UNIT (for KX-TCA181RUT)

300-1 PQGG10308Z1 GRILLE (for KX-TCA181RUS) PC-HB

300-1 PQGG10308Z3 GRILLE (for KX-TCA181RUT) PC-HB

300-2 PQKM10698Z1 CABINET BODY (for KX-TCA181RUS)

ABS-HB

300-2 PQKM10698Z3 CABINET BODY (for KX-TCA181RUT)

ABS-HB

300-3 PQHR11132Z CASE, CHARGE TERMINAL PS-HB

300-4 PQKE10401Z1 HOLDER, CHARGE TERMINAL (L) POM-HB

300-5 PQKE10402Z1 HOLDER, CHARGE TERMINAL (R) POM-HB

300-6 PQJT10227Z CHARGE TERMINAL (L)

300-7 PQJT10228Z CHARGE TERMINAL (R)

85

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Page 86: Digital Cordless Phone - ESpec

Ref.No.

Part No. Part Name & Description Remarks

300-8 PQKF10689Z1 CABINET COVER (for KX-TCA181RUS)

PS-HB

300-8 PQKF10689Z3 CABINET COVER (for KX-TCA181RUT)

PS-HB

300-9 PQGT18212W NAME PLATE (for KX-TCA181RUS)

300-9 PQGT18212U NAME PLATE (for KX-TCA181RUT)

300-10 PQHA10023Z RUBBER PARTS, FOOT CUSHION

31.3.2. Main P.C.Board PartsRef.No.

Part No. Part Name & Description Remarks

PCB300 PQWPA181ESCH MAIN P.C.BOARD ASS´Y (RTL)

(DIODE)

D2 B0JCME000035 DIODE(SI)

(JACK)

CN1 PQJJ1B4Y JACK S

(RESISTORS)

R1 ERJ1WYJ180U 18

R2 ERJ1WYJ180U 18

31.4. Accessories and PackingMaterials

Note:

(*1) You can download and refer to the OperatingInstructions (Instruction book) on TSN Server.

31.4.1. KX-TCD815RUS/RUTRef.No.

Part No. Part Name & Description Remarks

A1 PQLV19CEX AC ADAPTOR

A2 PQJA10075Z CORD, TELEPHONE

A3 PQJA10165Z CORD, AUDIO CABLE

A4 PQJA10166Z CORD, USB CABLE

A5 PQKE10412Z1 HANGER, BELT CLIP

A6 PQQX14712Z INSTRUCTION BOOK (*1)

A7 PQQW14790Z QUICK GUIDE

A8 PQQW14936Z PC LEAFLET

A9 PQJKTCD820Z MEMORY PARTS, CD-R WITH DATA

P1 PQPH10078Z PROTECTION COVER (for BaseUnit)

P2 PQPH10086Z PROTECTION COVER (forHandset)

P3 PQPK14990Z GIFT BOX

31.4.2. KX-TCA181RUS/RUTRef.No.

Part No. Part Name & Description Remarks

A1 PQLV200CEX AC ADAPTOR

A2 PQKE10412Z1 HANGER, BELT CLIP

A3 PQQX14774Z INSTRUCTION BOOK (*1)

P1 PQPP10086Z PROTECTION COVER (for ChargerUnit)

P2 PQPH10086Z PROTECTION COVER (forHandset)

P3 PQPK14993Z GIFT BOX

31.5. Fixtures and ToolsNote:

(*1) See The Setting Method of JIG (Base Unit) (P.30),and The Setting Method of JIG (Handset) (P.39).

Part No. Part Name & Description Remarks

PQZZ1CD300E JIG CABLE (*1)

PQZZTCD815RU BATCH FILE CD-ROM (*1)

86

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 87: Digital Cordless Phone - ESpec

32 FOR SCHEMATIC DIAGRAM

32.1. Base Unit (SCHEMATIC DIAGRAM (BASE UNIT))Notes:

1. DC voltage measurements are taken with voltmeter from the negative voltage line.

2. This schematic diagram may be modified at any time with the development of new technology.

32.2. Handset (SCHEMATIC DIAGRAM (HANDSET))Notes:

1. DC voltage measurements are taken with an oscilloscope or a tester with a ground.

2. The schematic diagrams and circuit board may be modified at any time with the development of new technology.

32.3. Charger Unit (SCHEMATIC DIAGRAM (CHARGER UNIT))Notes:

1. DC voltage measurements are taken with voltmeter from the negative voltage line.

2. This schematic diagram may be modified at any time with the development of new technology.

87

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 88: Digital Cordless Phone - ESpec

33 SCHEMATIC DIAGRAM (BASE UNIT)

+8V

SA

1

3000

V

+2.5V

+2.5V

+2.5V

+3.3V

C1

NC

(

)

C38

K0.

1u(1

005)

C18

0N

C(

)

C18

1

D10

p

C7

K1u

C77 NC

(

)

C17

K220p

(1005)

C34

K0.1u

(1005)

C29 NC

(

)

C37K0.1u(1005)

C101

K1000p

C20

3

D10

p

(100

5)

C25 NC

(100

5)

(

)

C18

7

NC

(

)

K68

0p

C15

C44K0.1u(1005)

K68

0p

C14

C18

9(

)

C39

K1u

C17

3

D10

p(1

005)

C42

D6p

C22

K220p

(1005)

C65

K0.

1u

(100

5)

C19

1

D10

p

C19

8

D10

p

K0.

1u

C53

(100

5)

C20

5

NC

(100

5)

(

)

C45

K0.

1u(1

005)

C19

0

NC

(

)

C8

NC

(

)

C32

K0.022u

(1005)

C18

(

)

C17

0

(100

5)

(

)N

C

R10

5

10K

(100

5)

R24

100

F0.

2K

R9

(100

5)

R22

100K(1005)

10K

R26

R106

180K

R67

NC( )

R107

180K

R68

NC( )

F0.

12K

R8

(100

5)

100K

R23

R56

2.2K

(100

5)

100K

R69

R57

2.2K

(160

8)

100K

R70

2.7K

R25

(212

5)

R27

100K(1005)

1M

R16

1M

R17

2.2K

R28

R40

3.3M(1608)

L7

L6C

2

16V

100u

6.3V

330u

C3

16V

10u

C4

C102

K1000p

C10

7

K10

00p

C11

K1u

C11

4

C2p

(100

5)

C9

K2.

2u(2

125)

X1

10.368MHz

( )J2

( )J1

NC (2125)

NC (2125)

(

)C

19 NC

D6

22V

(

)J1

1

NC

Q5

C43

J27p

NC

1VO

2NC

3GND

4CN

5CONT

6SUB

7VIN

1CD

2+VREF

3+VIN

4-VIN

5VOUT1

6V+

7GND

8VOUT2

(

)

(

)

(

)

NC

C25

1

NC

C25

2

( )C250

NC+4.0V

NCC254

NCC255

NCC256

D19 NC

NCR145

( )C261NC

(2125)

(

)

NC

R14

6

DCM DCP

L2R

LINE_DC

( )R144

(1005)

NC

VDD2

VDD3

( )Q1NC

CN1

TP26

TP27

TP28

TP29

1

2

TP15

TP16

D1

(

)D

11(

)

D12

( )D2

NC

TP24

SP-RINGER-

TP25

SP+RINGER+

(

)C

212

NC

C167

18(2125)

C75

(

)N

C

D10

p

C20

6

27R

138

K10

00p

C17

1

J100

pC

172

D10

p

C26

2

Q15470

R139

15K

R14

1

180

R14

7

1K

R140

+2.5V( )NC

R148

Q16

CN2NC

1

2

3

4

5

6

7

8

9

10

1.2K

R14

2

K0.1u

C174

C27

D10

p(1

005)

Q90

VDD4

1 INT1n/P1[1]2 VDDIO23 VDD34 VSS45 SDA1/P2[5]6 SCL1/P2[4]7 INT5n/VDDE/P1[5]8 INT2n/P1[2]9 AVD

10 AVS11 CAP12 Xtal113 VSSRF14 RFCLKp15 RSSI/RFCLKm16 VDDRF

17R

FC

LKd

18T

DO

19R

DI

20S

K21

PD

1/S

IO22

LE23

P3[

1]/P

D1

24P

3[2]

/PD

225

P3[

3]/P

D3

26P

3[4]

/PD

427

TD

OD

/P3[

5]/P

D5

28P

3[6]

/PD

629

VS

S29

30V

DD

IO30

31V

DD

3132

PCM_FSC/INT0n/P1[0]

33P0[0]/UTX34P0[1]/URX35P0[2]/JTIO36P0[3]/SDA237P0[4]/SCL238P0[5]/SPICLK/PCM_CLK39P0[6]/SPIDO/PCM_DOUT40P0[7]/SPIDI/PCM_DIN41VSS4142VDD4243P2[3]/ADC144P1[7]/CHARGE/INT745RSTn46VBAT147LDO1_CTRL48LDO2_CTRL

49

LDO1_Sense

50A

VS

251

AV

D2

52C

IDIN

n53

LSR

n/R

EF

54LS

Rp/

RE

F55

RIN

GIN

G56

MIC

n/C

IDO

UT

57V

RE

Fm

58A

GN

D59

MIC

p60

CID

INp

61P

1[4]

/INT

4n62

P1[

3]/IN

T3n

63A

DC

264

AD

C0

K1500p

C12

K1500p

C13

RE1

1

2

3VSS

4

5VDD

RE1

1

2

3VSS

4

5VDD

L8

1Adj/GND

2VOUT

3VIN

+3.3V

C26

K10

00p

( )NC C55

( )NC

C263

D10

p

C26

4

(

)C

74 NC

( )D100

( )D101

NC

R15

0

NC

R15

1

(

)

(

)

(

) NC

R15

2

NC

R154

(

)

(

)(

)

(

)

(

)

(

)

(

)

NC

C30

0

( )NCR153

NC

C30

5

NC

C30

3

NC

C30

4

NC

C30

2

NCR155

NCR156

NCR157

NCR158

NCR159( )

( )

( )

( )

( )

( )

( )

NC

R160

NC

C258

+2.5V

R90

3.9K

R91

6.8K

(100

5)

R92

2.2K(1005)

R94

22K

(100

5)

R93(1005)

1K

R37

0(2125)

L14

120

L15

L16

D10

p

C31

1

R32

100

D10

p

C31

4

D10

pC

315

C18

4D

10p

D10p

C213

NC

C30

1C36

J220p

Q4

NCR149

( )

( )

( )

( )

( )( )

( )

NCC259

( )Q100

D312

3 4

18 (6332)

18 (6332)

R4

R5

D10pC312

D10pC313

D10

pC

306

Q12RE1

J10 0

R80

(321

6)10

R79

680

R78

10K

D14 0

D15 0

R81

(321

6)12

K

C80

(575

0)25

0V K

0.47

u

R38

150K(1005)

1A0

2A1

3A2

4GND

5SDA

6SCL

7WP

8VCC

D16

K0.

01u

C90

(100

5)

C30

K0.

1uK

470p C

319

(

)N

CC

318

TP_RLY5

TP_RLY1L1T/TP_RLY2L2T/TP_RLY3L1R/TP_RLY4

RS

SI

TD

OR

DI

SK

SIO

LE RE

SE

T

RD

Y

RF

CLK

IC9

IC10

IC8BBIC

IC11

IC12

IC1

IC3

EEPROM

NC: No Components

(1)

(2)

(3)

(5)

(4)

(6)

(7)

(8)

(9)

(10)(11)

(12)

(13)

7.8V

2.1V

3.3V

25mV p-p10.368MHz

0V

Beep/BellON: 2.5VOFF: 0V

0.7V

C_ID, Bell Signal

Bell signal

0.49V 1.0V

3.3V

0.45V

Beep/Bell signal

(When on Beep)

Charge Terminal

88

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 89: Digital Cordless Phone - ESpec

+8V

+1.8V

+2.5V

+2.5V

+2.5V

+2.5V

+2.5V

+3.3V

+3.3VC48K0.1u(1005)

C19

2(

)

J150

p

C16

4

(100

5)

C14

3

D10

p

C14

9

D10

p

C19

4(

)

K10

00p

C13

6

(100

5)

C76

K0.

01u

C138( )NC

C16

2

D10

p

(100

5)

C19

5N

C

K47

00p

C21

5

C14

1

C3p

C16

8N

C( )

C14

2

D10

p

C28K0.22u

K1u

C46

(2125)

D10

p

C15

4

(100

5)

C14

4

D10

p

C15

1

K4.

7u

K0.

056u

C47 (1

608)

C15

9

C2p

(100

5)

D10

p

C15

6

(100

5)

D10

p

C15

8

(100

5)

K0.

1u

C50

C2p

C15

5

(100

5)

C19

9(

)

C16

1

C2p

(100

5)

C12

2

J100

p(1

005)

C16

3

D10

p(1

005)

K2.

2u

C40

(212

5)

C16

0

D10

p

(100

5)

K0.

1u

C24

(160

8)

C12

3

J100

p(1

005)

C14

5

D10

p

C16

6

(100

5)

(

)N

C

C16

5

(100

5)

(

)N

C

C12

1

(100

5)

(

)N

C

C15

0(

)

NC

C137( )NC

C14

6(

)

NC

C52

(

)N

C

C16

9(1

005)

(

)

(

)

(

) NC

27 1

/2W

R46

(453

2)

R64

1K

470

R11

6

(212

5)

R55

1K(1005)

R124

0(1005)

18

R39

2.2K

R11

5

R125

0(1005)

R11

9

270

8.2K

R43

R11

8

180

100K

R71

470K

R72

100K

R47

R85 3.3K(1005)

47K

R48

R88

10K

(100

5)

R86 1K

(100

5)

56

R49

R87

10K

(100

5)

12 1

/2W

R45

(453

2)

27K

R42

R84

100

R1171K

(1005)

R121( )NC

R120( )NC

R13

0

(100

5)N

C

R59

(

)N

C

R58

(

)N

C

R12

6

(100

5)

(

)N

C

L4 0

L3

50V

10u

C49

C10

9

K1u

(212

5)

Q8

16V

10u

C5

30V

D4

Q2

Q6

DA

1R

E1

1 23

J22p

C15

3

D7p

C15

7

(

)(

)

D10

ANT_2 ANT_1

ANTA_2

A_1

C20

1D

10p

CLK

J101

J104

TP23

J103

J102

TP9

TP10

VDD1

Q3

(

)D

18 NC

D5

RE

1

D13

SW1

C130( )

C21

4(

)

R127

100(1005)

C21

7(

)

(

)

NC

C18

3

D10

p

R135

10K

R13

2

10K

(100

5)

1 GND12 ANT23 VCCPA4 GND25 GND36 VCC_OC7 GND48 RSSI9 SYRI10 GND5

11G

ND

612

SY

EN

13S

YD

A14

SY

CL

15G

ND

716

RX

_DAT

A 17GND8

18TXDA

19GND9

20RESET

21ANT1

22GND10

23GND11

24GND12

25GND13

26GND14

27G

ND

1528

GN

D16

29G

ND

1730

GN

D18

31A

_132

GN

D19

K1u

C13

5

(212

5)

C14

0

C2p

D10

p

C57

C13

4

D10

p

L10

L11

D10

p

C26

5

(

)N

C

C26

6

NC

1RDY/BUSY2RESET3WP4NC45NC56NC67VCC8GND9NC910NC1011NC1112NC1213CS14SCK15SI16SO 17NC17

18NC18

19NC19

20NC20

21NC21

22NC22

23NC23

24NC24

25NC25

26NC26

27NC27

28NC28

29NC29

30NC30

31NC31

32NC32

L12

(

)

L13

NC

R13

4

1K(1

005)

K0.

01u

C41

(160

8)

R51 0

R50

D10p

C19

6

NC

NCC310

D10

pC

316

( )R133

(1005)NC

C14

7

Z0.

1u

D10

pC

317

C19

7C

3p

470

R52

820

R54

(

)C

108

NC

(212

5)

2.2K

R44

D20

15

R161

TDO

RFCLK

LE

RSSI

RESET

RD

I

SK

SIO

RESET

RDY

IC2RF

Module

IC5

KX-TCD815 SCHEMATIC DIAGRAM (Base Unit)

NC: No Components

(1)

(2)

(3)

(5)

(4)

(6)

(7)

(8)

(9)

(10)(11)

(12)

(13)

2.5Vp-p

0V

10.368MHz

Loop Current

TX_AF RX_AF

RX DATA

TX DATA

3.3V

89

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 90: Digital Cordless Phone - ESpec

34 SCHEMATIC DIAGRAM (HANDSET)

AG

+3.3V+1.8V+4.0V

+4.0V

+3.3V

+1.8V

+1.8V

+3.3V

+3.3V

C16 K0.1u

C56

D10

p

C7

D10p

C38 K470p

D10

p

C14

C6( )

NC

K0.

1uC

20

C4

D10

p

K0.

1uC

21

K0.

1u

C24

D10

p

C92

C3

K0.

1u

C76

(

)N

C

C12

K1u

C78

(

)N

C

J100

pC

93

C79

(

)N

C

J100

pC

94

C95

(21

25

)(

)NC

C13

K0.1u

D10pC77

C18

K10

00p

D10

p

C75

C10

9K

0.1u

R9

5.6K

R37

33

R38

33

R21 1K

R20 1K

R72

1K

R25 330

R4

15K

R29

2.2K

R60

1K

10R80

R61

10K

R5

470

R35

27K

R57 68

R6

10K

R7

220K

L4

L5

D1

C40

6.3V

10u

C57

6.3V

330u C5

6.3V

10u

Q3

Q10

F1

Q1

SG

D

Q2

D8

IC21 CD

2 +VREF

3 +VIN

4 -VIN 5VOUT1

6V+

7GND

8VOUT2

D5

Q4

D7

D6

Q5

TP10

TP11

TP16

TP12

D4

+1.8V

BATTERY+

BATTERY-

CHARGE+

CHARGE-

R47

5.6KR46

5.6K

Q18

C108 K1u

C10

7

K1u

R90 0

+4.0V +3.3V

+3.3V

Q19R153

10K

C1

4V33

0u

R43

0.1

1/8W

C80 K2.2u

21-25

R74 1

C86 K1uC15 K1u

J33p

C17

R36 47K

C11 (

)N

C

C27

( ) NC

C28

(

)N

C

( )C127 NC

( )C128 NC

SW11

2

3

4

5

6

R1

47m

K0.

1uC

29

+4.0V

BAT

+3.3V

R18

100K

(

)R

93

+BAT

CN91

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

10K

R95

IC1BBIC

1V

DD

IO-1

2

VS

S-2

3A

D8

4A

D9

5A

D1

06

AD

11

7A

D1

28

AD

13

9A

D1

41

0P

3[7

]/P

D7

11

P3

[1]/

PD

11

2P

3[5

]/P

D5

13

P3

[4]/

PD

41

4P

3[3

]/P

D3

15

P3

[2]/

PD

21

6V

DD

-16

17

VS

S-1

71

8R

FC

LK

19

VD

DR

F2

0V

SS

RF

21

XT

AL

12

2C

AP

23

AV

S2

4A

VD

25

RS

SI

26

RD

I2

7C

MP

RE

F2

8T

DO

29

AD

15

30

AD

16

31

AD

17

32

AD

18

33

AD

19

34

AD

20

35

AD

21

36

AD

22

37

AD

23

38

LE

39 SO40 SK41 DAC/ADC242 P3[6]/PD643 RDN44 WRN45 MI/READY46 SCLK47 UTX/P0[0]48 URX/P0[1]49 JTIO/P0[2]50 PCM_FSC1/P0[3]51 PCM_FSC0/P0[4]52 PCM_CLK/P0[5]53 PCM_DOUT/P0[6]54 PCM_DIN/P0[7]55 VDDIO-5556 VSS-5657 DREQ0n/INT0n/P1[0]58 DACK0n/INT1n/P1[1]59 ACS1/DREQ1n/INT2n/P1[2]60 ACS061 ACS2/DACK1n/INT3n/P1[3]62 HOLDn/INT4n/P1[4]63 VDDE/HOLDACKn/INT5n/P1[5]64 BE1n

65

BE

0n

66

SC

L2/P

3[0]

67

SD

A2

68

DA

B0

69

DA

B8

70

DA

B1

71

DA

B9

72

DA

B2

73

DA

B1

07

4D

AB

37

5D

AB

11

76

VS

S-7

67

7V

DD

-77

78

VD

DIO

-78

79

P2

[0]/

PW

M0

/SP

IDI

80

P2

[1]/

PW

M1

/SP

ICL

K8

1P

2[2

]/A

DC

0/C

LK

10

08

2P

2[3

]/A

DC

18

3P

2[4

]/S

CL

18

4P

2[5

]/S

DA

18

5D

AB

48

6D

AB

12

87

DA

B5

88

DA

B1

38

9D

AB

69

0D

AB

14

91

DA

B7

92

DA

B1

59

3P

2[7

]/D

C_

CT

RL

/SP

IDO

94

DC

_I

95

P1

[6]/

PO

N/I

NT

6n

96

P1

[7]/

CH

AR

GE

/IN

T7

n9

7P

2[6

]/st

op

_ch

arg

e9

8V

BA

T3

/RIN

GIN

G9

9D

C_

sta

b1

00100: DC_Sense

101

101: AVS_sense1

02

102: ADC3

103LDO1_Sense104LDO1_CTRL105LDO2_CTRL106VBAT2107VBAT1108AVS2109AVD2110LSR+/REF111LSR-/REF112LSR_HS/CIDIN-113VREF_HS/CIDOUT114MIC-115VREF-116VBUF117AGND118MIC+119VREF+/CIDIN+120RSTn121AD0122AD1123AD2124AD3125AD4126AD5127AD6128AD7

D9

D10

D11

D10

p

C60

K10

00p

C35

D10

pC

90 D10

pC

89

D10p

C91

R26 10010KR50

100K

R71

C8K0.22u

D10

pC

87J4

7uC

36

IC21

1GND

2NC

3VCC

4AGND

5SD

6RXD

7TXD

8VLED

R15

27

IC31

1A21B

32Y

4GND

52A

62B

71Y

8VCC

R81 1K

C67

J100

p

C66

J22p

C65

J22p

C64

J22p

R12

39K

C58

K1u

R82

1KR

831K

100

R58

0R62

( )C72

+3.3V1

( )C130

+3.3V1

+3.3V1

( )C132

(

)C

133

NC

R201 0

R2020

39R56

39R55

L6

22nH

K0.1u

C10

K0.1uC19

C22

K0.

1u

K0.1uC23

K0.

1uC

34

C61 K0.1u

5.6R8

1000

RA212345

678

1000

RA112345

678

K0.068uC37K0.068uC68

TP18

TP17

UTX

URX

GND

JTAG

22nHL7

C13

6K

0.1u

(

)R

59

NC

C129D5p

D5pC135

0R65

K1u

C39

R64 10K

R63 10K

L1

MIC1 HSMIC(+)

2 HSMIC(-)

R10

F39K

R11

F15K

R41

27K

R40

27K

R39

27K

R19 3.3M

100

R17

9

(

)R

79N

C

LED

8

X1

10.368MHz

R3

F150

K

R2

F56K

R15

2

K27

0K

D14

SP_TEST1

SP_TEST2

D15

Q9

R17

560

REV_TEST2

REV_TEST1

TP19

TP20

TD

O

P3[6]

P3[4]

SKSIO

P3[

6]

WRMI/READY

COL4COL3COL2

COL0

CE_FLASHACS2

UB

LE

A20

A19

A18

A17

A16

A15

RD

IR

SS

I

RF

CLK

A11

A10 A9

A8

LB

DQ

0

A7A6A5A4A3A2A1

A22

COL5

COL6

COL7

COL3

COL4

A12

A13

A14

RO

W0

P3[

4]RD

COL1

CE_SRAM

DQ

8D

Q1

DQ

9D

Q2

DQ

10D

Q3

DQ

11

CO

L7

DQ

4D

Q12

DQ

5D

Q13

DQ

6D

Q14

DQ

7D

Q15

ROW0

COL5

COL6COL7COL0

COL2COL4COL3

COL1

1ROW2

1ROW1

1ROW0

RO

W2

RO

W1

CO

L5C

OL6PUSH

kEY_BL

Key-BL

SE

IWA

LED

22uH

NC : No Components

(5)

(6)(7)(8)

(9)

(10)

(11)

(12)(13)(14)

(15)(16)(17)(18)(19)(20)(21)(22)

(23)

(24)(25)

(26)(27)

(28)

(29)

(30)

(3)(4)

(2)

(1)

TALK (Back light OFF) : 3.65V

SP-Phone ON: 3.3VOFF: 0V

.SP-Phone RX_AF .Beep/Ringer

TX_AF1.5V DC Suply to MIC

115kHz (TALK mode)

25mV p-p

0V

0.7VWhen on charge

1sec

USB Use: 0VNo-use: 3.3V

90

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 91: Digital Cordless Phone - ESpec

+3.3V

+3.3V

+3.3V

+3.3V

+4.0V

+3.3V

+3.3V

+3.3V

+4.0V

+3.3V

C11

5

K4.

7u

C122

K0.01uC11

9 K4.

7u

C85

(

)N

C

C9

K0.

068u

C84

(

)N

C

C12

4

K0.

1u

C12

3K

0.1u

C11

8

K1u

C102K1u

Z10

u

C42

C11

1

K1u

C12

1 (

)NC

C11

6(

)

NC

R117

1K

R75

0

R24

470K

R99 1.5K

CN412345

Q16

CLK

A201

(

)C

114 NC

(

)C

120

NC

(

)R

122

NC

C44

D10

p

R12

8

390

C46 D10

pC

54 D10

p

C48

D10

p

C50

D10

p

C51

D10

p

C47

C2p

C55

C2p

C49

C2p

( )

C12

6N

C

C53

J150p

C11

7J2

2p

C83

K1000p

R10

010

0K

R101 100KR102 100K

R11

410

0K

R77

0

R98 1M

R118 47

R119 47

R120 47C30

K1u

C45

K10

00p

R73

470K

+2.5VRF

C52

K0.1u

C70

K0.1u

R92

10K

+3.3V

Q7

R23

1K

R16

10K

CN5

1

2

3 LED1_A

4 LED2_A

5 LED3_A

6 RD

7 WR

8 D/C

9 RES

10CS

11VSS

12VDD

13DQ15

14DQ14

15DQ13

16DQ12

17DQ11

18DQ10

19DQ9

20DQ8

21DQ7

22DQ6

23DQ5

24DQ4

25DQ3

26DQ2

27DQ1

28DQ0

29NC

30NC

+BAT

R28

2.2K

Q6

L2(

)N

C

IC20

RF

Mod

ule

1 GND12 ANT23 VCCPA4 GND25 GND36 VCC_OC7 GND48 RSSI9 SYRI10 GND5

11

GN

D6

12

SY

EN

13

SY

DA

14

SY

CL

15

GN

D7

16

RX

_DA

TA

17GND818TXDA19GND920RESET21ANT1

22GND1023GND1124GND1225GND1326GND14

27

GN

D15

28

GN

D16

29

GN

D17

30

GN

D18

31

A_1

32

GN

D19

R12

4

10K

R13

0

10K

R12

6

10K

Q11

R34

100K

+3.3V

68K

R45

+1.8V

Q12

R49

100K

+3.3V

10K

R42

+3.3V

100K

R15

1

D10pC43

D10

pC

41

( )

Q13 N

C

C3p

C12

5

(

)R

51N

C

( )R52

NCR150 2.2K

IC11

FLASH

1A152A143A134A125A116A107A98A89A1910NC11WE12RESET13NC14WP/ACC15RY/BY16A1817A1718A719A620A521A422A323A224A1

25A0

26CE

27VSS

28OE

29DQ0

30DQ8

31DQ1

32DQ9

33DQ2

34DQ10

35DQ3

36DQ11

37VCC

38DQ4

39DQ12

40DQ5

41DQ13

42DQ6

43DQ14

44DQ7

45DQ15/A-1

46VSS

47BYTE

48A16

(

)R

30 NC

R48

0

R123

3.3KR129

3.3KR125

3.3K

IC15

1D+2D-3VDD34TEST15GND56XIN7XOUT8CS9RD10WR11RESET

12IN

TR

13D

1514

D14

15D

1316

D12

17T

ES

T2

18D

AC

K1

19D

1120

D10

21D

922

D8

23 ALE/PUCTL24 ADSEL25 DREQ126 A627 A528 A429 A330 A231 A132 A033 DACK0

34D

RE

Q0

35A

D7

36A

D6

37A

D5

38A

D4

39G

ND

3940

VD

D40

41A

D3

42A

D2

43A

D1

44A

D0

R91

22K

IC81

1A21B3

2Y4GND

52A

62B

71Y

8VCC

K1u

C63

27R32

27R31

R154

100R155

100R156

100R157

100R158

100R159

100R160

100R161

100R162

100R163

100R164

100R165

100R166

100R167

100R168

100R169

100

R170 100

R171100

R172100

R173100

R76 1K

(

)C

62N

C

IC191NC

2

3GND4

5 VCC

Q8

R13

100K

R14

2.2K

(

)C

81

(

)C

82

Q20

R27

100K

+3.3V1

K0.

1u

C13

1

R33

1M

C25K0.01u

IC181

VOUT

2VIN

3NC3

4VOUT_SENSE

5GND

6BYPASS

7VEN

8NC8

C26K0.1u

K0.1uC69

K10

00p

C15

0

K1000pC31

J27pC32

IC13

SR

AM

1A42A33A24A15A06CE7DQ08DQ19DQ210DQ311VCC12GND13DQ414DQ515DQ616DQ717WE18A1519A1420A1321A1222NC

23NC

24A11

25A10

26A9

27A8

28NC

29DQ8

30DQ9

31DQ10

32DQ11

33VCC

34GND

35DQ12

36DQ13

37DQ14

38DQ15

39LB

40UB

41OE

42A7

43A6

44A5

(

)C

151

82K

R44

R121

0

R127

120

( )R181 NC

( )R182 NC

( )R183 NC

( )R184 NC

( )R185 NC

( )R186 NC

( )R187 NC

( )R188 NC

( )R190 NC

( )R191 NC

( )R192 NC

( )R193 NC

( )R194 NC

( )R195 NC

( )R196 NC

( )R197 NC

( )R198 NC

( )R199 NC

( )R200 NC

( )R189 NC

C13

4

K0.

1u

CN81 Vbus

2

3

4

5 GND

(

)R

180

NC

( )R53 NC

(

)R

54N

C

+3.3V1

D13

5.1V

D12

5.1V

220

R78

K10

00p

C15

2

2.2

R20

3

X2

(

)C

88

J100

pC

59

R97 27

R96 27

330R174

R22

27K

K27

0p

C33

330KR66

C10

6K

1u

R204

0

A11A10A9A20

A19A18A8A7A6A5A4A3

A5A4A3A2A1

A6A7A8

A9A10A11A12

WR

WR

WR

A1A2A3A4A5A6

A12A13A14A15A16

A16A15A14A13

DQ14DQ7

DQ15

DQ9DQ1DQ8

DQ0DQ1DQ2DQ3

DQ4DQ5DQ6DQ7

DQ15DQ14DQ13DQ12

LB

A7

RD

RD

RD

A1

A17

DQ11DQ10

DQ8DQ9

UB

DQ0

MI/READY

SIO

A2

LE

RD

I

SK

DQ6DQ13DQ5

DQ12DQ4

DQ11DQ3

DQ10DQ2

RFCLK

RSSI

DQ0

DQ1

DQ2

DQ3

DQ4

DQ5

DQ6

DQ7D

Q9

DQ

10D

Q11

DQ

12

DQ

14D

Q15

DQ

8

DQ

0D

Q1

DQ

2D

Q3

DQ

4D

Q5

DQ

6D

Q7

DQ

13

A22

AC

S2

DQ8

DQ9

WR

RD

DQ15

DQ14

DQ13

DQ12

DQ11

DQ10

CE_SRAM

CE_FLASH

TD

O

HEADSET JACK

LED_K

ID

KX-TCA181 SCHEMATIC DIAGRAM (Handset)NC : No Components

D+

D-

NC

(5)

(6)(7)(8)

(9)

(10)

(11)

(12)(13)(14)

(15)(16)(17)(18)(19)(20)(21)(22)

(23)

(24)(25)

(26)(27)

(28)

(29)

(30)

(3)(4)

(2)

(1)

TX DATARX DATE

3.3V

0V

10.368MHz2.5V

RX_AF

1.7V0V

6MHz

(Use USB)

3.3V p-p

91

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 92: Digital Cordless Phone - ESpec

35 SCHEMATIC DIAGRAM (HANDSET_OPERATION)

+3.0V

LED

4

LED

5

LED

6

LED

7

S1

POWER

R

SO

FT

_C

SP

INT

CLE

AR

SO

FT

_A

TA

LK321

987

#0*

4

65

CN10

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

2RO

W0

2COL2

2COL1

2COL0

2COL6

2COL4

2COL3

2RO

W2

2ROW0

2ROW2

2COL7

2ROW1

2COL7

2COL12COL22COL42COL3

2COL0

2COL52R

OW

1

2COL62COL5

KX-TCD181 SCHEMATIC DIAGRAM (Handset_Operation)

92

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 93: Digital Cordless Phone - ESpec

36 SCHEMATIC DIAGRAM (CHARGER UNIT)

CN1

1

2DC_PLUG

TP2 Charge_(-)

TP1 Charge_(+)

TP3

TP4

D2

R2

18

18

R1

SCHEMATIC DIAGRAM (Charger Unit)

NC : No Components

93

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 94: Digital Cordless Phone - ESpec

Memo

94

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

Page 95: Digital Cordless Phone - ESpec

37 C

IRC

UIT

BO

AR

D(B

AS

EU

NIT

)37

.1.

Co

mp

on

ent

Vie

w

KX

-TC

D81

5 C

IRC

UIT

BO

AR

D (

Bas

e U

nit (

Com

pone

nt V

iew

))

CN

1C

212

C18

0C

3

C5

C4

C57

Q6

R11

5

R11

6

L11

R12

4

R12

0C

142

J2

D3 C14

Q4

Q5

C13

R23

R59 D

5

D10

L10

C14

4D

A1

C26

5

C141

C140

R12

1

R81

L12

L4

R11

9

R11

8

R79

C13

0

C38

C32

C17

C31

9

C17

3

C16

7

C42

R40

C19

4

R45

C7

R38

R22

R27C

22

R32

C25

8C

250

C25

175

14

14

85

R10

7

R10

6

C10

1

R17

C26

1

IC10

R16

R28

C18

7R

26C

317

C25

6

C25

4C

255

D19

C17

2C

264

R10

5

Q1

C17

0

C21

5

C21

4

R15

4

110R

147 R

141

R14

2

C30

1

IC11

IC8

SW

1

1633

148

173249

64

C21

3

IC12

C28

C31

0 R85

C12

2

C12

3C

121

C47

Q16D16

R43 R51

C41

J11

J10

Q12

R57R

56

C11

4

C15

9C

168

C39 C20

117 32

16 11

2

14

85

C30

4

C30

3

R93

Q2

Q3

Q90

C30

2D

100

D10

1

C65

R15

0

R15

2R

151

R91

R92

C19

6

A

R13

2

C15

5C

161

C16

0

11

10132

27 161726

C15

4C

162

C16

3C

156C

164

C13

6R

117

C16

6R

126

R12

7 C8

C90

R4

C9

C1

R5

X1

R9

D4

D15D14

R80

A_2

A_1

C151

C146C147

C145

L13

C181

D6

C107

L3C266

R125

C150

C158 C153

C157 C165

C149

C143

C109

C183

C44

C55

C43

D18

D12

R133

C305C306

R135

R155

C45

R158

D20

TP23

R161

R90R94

R156R157

R159

C195C169

C217

R130C197R134

D13

D11

C108

C40

R69R78

R67

C199

C184

C190

C46

C49

R52R54

R140

C174 C300

C314

R153

R160

C189

C102R146

C259

C252

R145

C50

C206

R162

VDD4 R149

R139

C262

R138

Q15

D2

C205

C77

C75C29

CN2

C316

Q10

0

L14

C26 R87R88R86 R55

C48

R64

R84

C203

R144

C311C25

L15C11

C318C30

C27R37

R24

R148

C191

C34 C37

C36

C76

C24

C52

C198C315

C171

C18

C12

IC9

R47

R25

C19

R70

R48R42

R71

R72

R49

R39

L16

L8

Q8

R46

R50R58C192

R44

R68

SA1

L7L6

J1C80

ANT_1

C15

C74

C263

C137

C138

C134

C135

C53

R8

IC1

IC3

IC5

IC2

C2

D1

AN

T_2

KX-TCD820/810/805

PQUP11340Z

PbF

IC2

(RF

Mod

ule)

VD

D4

(4.0

V)

IC8

(BB

IC)

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

95

Page 96: Digital Cordless Phone - ESpec

37.2

. F

low

So

lder

Sid

eV

iew D

CP

DC

MV

DD

3

VD

D1

J104

GND RX TX DC_IN

J103

J102

J101

VD

D2 T

P_R

LY5

TP

_RLY

1TP

24T

P25

WH

ITE

RE

DS

PS

P

C31

3A

C31

2L1

T/T

P_R

LY2

L1R

/TP

_RLY

4

L2T

/TP

_RLY

3

TP

26

TP

27

TP

28

TP

29

RE

D

GR

EE

N

YE

LLO

W

BLA

CK

TP

16

TP

15

CH

AR

GE

CH

AR

GE

L2R

AN

T

TP

_10

TP

_9

LIN

E_D

C

CLK

KX-TCD820/810/805

PQUP11340Z

PbF

KX

-TC

D81

5 C

IRC

UIT

BO

AR

D (

Bas

e U

nit (

Flo

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olde

r S

ide

Vie

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DC

M(G

ND

)

DC

P(6

.0V

)

CLK

10.3

68M

Hz)

VD

D1

(1.8

V)

VD

D3

(3.3

V)

VD

D2

(2.5

V)

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

96

Page 97: Digital Cordless Phone - ESpec

38 C

IRC

UIT

BO

AR

D(H

AN

DS

ET

)38

.1.

Co

mp

on

ent

Vie

w

KX

-TC

A18

1 C

IRC

UIT

BO

AR

D (

Han

dset

(C

ompo

nent

Vie

w))

C19

C86

14

85

C15C16

C78

R74

C92

TP

16

TP

10T

P11

TP

12

C84

R80

D1

C13R36C38

C31C32

C57

C1

L1

C67

Q18

R15

R17

R75

152

43

R71

C85

C15

1C

41 R50

C12

4

C12

3

JTA

G

C33

C42C34

R60R61

R30

C94C93

Q19

R153

R152

D15

BAT

GND

R3

R2

C40

C9C18

R73

R5

BATTERY+ BATTERY-

CHARGE-CHARGE+

R7R6

R54

TP19

R59MIC

TP18 TP17

TP20

D6

R72C152C89

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C8

Q6

Q9

Q5

Q4

Q8

R33

C17

C81C82

R34R28

C14 C11

R29R38

R45

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C56

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IC8

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C45

C117C121C119

C120

C11632

1 10 11

27

26

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IC20

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C115

R66

R128

R127

C27

C28

REV_TEST1

SP

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ST

1

SP

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ST

2

REV_TEST2

D4

D5

CLK

C55C54C46C47R124R123

R129R130R125R126

Q1

C80

R56

R55

C79

R39

R40

C77

C76C

75R

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CN4

R13

R44C22

C24

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C3

R9

R57

R4

R24

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C10

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L4 L5

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C60

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R26

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R47 R

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RX R

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KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

97

Page 98: Digital Cordless Phone - ESpec

38.2

. F

low

So

lder

Sid

eV

iew

KX

-TC

A18

1 C

IRC

UIT

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9R

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7R

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7

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D13

D14

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R32

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R18

3R

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R18

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LED

8

R16

D10D9

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R81

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C66

C64

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IC21

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RA

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R199R172R173R200

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R165R192R164R191R163R190R162R189

R12

R93

SW1

R90

R53

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IC13

IC11

MIC

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R49

R51

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PbF

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

98

Page 99: Digital Cordless Phone - ESpec

39 C

IRC

UIT

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AR

D(H

AN

DS

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AT

ION

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mp

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KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

99

Page 100: Digital Cordless Phone - ESpec

39.2

. F

low

So

lder

Sid

eV

iew

SOFT_A

RINT

SOFT_C

TALKS1

SP

1

4

7

2

5

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KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

100

Page 101: Digital Cordless Phone - ESpec

40 CIRCUIT BOARD (CHARGER UNIT)40.1. Component View

1

A

2

CN2 KX-TCD800 SERIESPQLV30040ZA

PQUP11348Z

PbF

CN1

CIRCUIT BOARD (Charger Unit (Component View))

40.2. Flow Solder Side View

TP3

TP4

R2

D2

R1

A

TP2

TP1

KX-TCD800 SERIESPQLV30040ZA

PQUP11348Z

PbF

CIRCUIT BOARD (Charger Unit (Flow Solder Side View))

101

KX-TCD815RUS / KX-TCD815RUT / KX-TCA181RUS / KX-TCA181RUT

G/SKXTCD815RUSKXTCD815RUTKXTCA181RUSKXTCA181RUT