tcd650bx service manul

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© 2002 Kyushu Matsushita Electric Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law. KX-TCD650BXC KX-TCD650BXF Digital Cordless Phone Dark Blue Version Light Purple Version Telephone Equipment ORDER NO. KM40208926C3

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Page 1: Tcd650bx Service Manul

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Page 2: Tcd650bx Service Manul

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KX-TCD650BXC / KX-TCD650BXF

Page 3: Tcd650bx Service Manul

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KX-TCD650BXC / KX-TCD650BXF

Page 4: Tcd650bx Service Manul

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KX-TCD650BXC / KX-TCD650BXF

Page 5: Tcd650bx Service Manul

3

KX-TCD650BXC / KX-TCD650BXF

Page 6: Tcd650bx Service Manul

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KX-TCD650BXC / KX-TCD650BXF

Page 7: Tcd650bx Service Manul

5

KX-TCD650BXC / KX-TCD650BXF

Page 8: Tcd650bx Service Manul

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Page 9: Tcd650bx Service Manul

- 2 +1

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1 - - 4 :( B +< :< B +

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KX-TCD650BXC / KX-TCD650BXF

Page 10: Tcd650bx Service Manul

- /+1 ) 2 !

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KX-TCD650BXC / KX-TCD650BXF

Page 11: Tcd650bx Service Manul

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KX-TCD650BXC / KX-TCD650BXF

Page 12: Tcd650bx Service Manul

AudioHookSwitch

16kHzFilter

BridgeRect.

A/D

D/A

AnalogFront EndBuzzer

CPU

HOOK

RingDet.

RXAFTXAF

RINGCHARGE PULSE

DSPBMC

Speech Encoding

Speech Decoding

RF Interface

Burst Building

Burst Decoding

ADPCMCodec Filter

EEPROMIC9

SUPEEP

SDASCL

SYRIRSSI

ANT2SYEN

ANT1

RXDATXDA

J2

J1

PMB6725X IC8

3.3VReg.

2.65VReg.

3.3V

2.65V

VUNREG

646563

4038

68

927444

1410

432199

10011

568

18

RFMod

20

111213517

44

37

CHARGECONTACT

30

28

XTAL

10.368MHz

Fig. 17

MASK ROM

KX-TCD650BXC/BXF BLOCK DIAGRAM (BASE UNIT)

. 3 /(34/$2 (3#$

" " .* / 71# 8871# &

& AA B 7B

# 453B .*+ *#1) ;8*

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;*# ;)

;*D ;*D

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,

KX-TCD650BXC / KX-TCD650BXF

Page 13: Tcd650bx Service Manul

71# E9.2#4 .*6

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& 4 ,'

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Page 14: Tcd650bx Service Manul

2 +&

,2

KX-TCD650BXC / KX-TCD650BXF

Page 15: Tcd650bx Service Manul

. 3 $3 $3%/3 (3#$ 5(33 #6 2/7/& % .8

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2' 4 ;+ ;+ G: LH 6

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KX-TCD650BXC / KX-TCD650BXF

Page 16: Tcd650bx Service Manul

! ' (

+ & 6 G"&H -++/ .*

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# (

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Page 17: Tcd650bx Service Manul

. % &#23

1+#/ *"(&"4 &2 4+*1,

Fig. 22

Loopfilter

CHP

VCO

x2

PD

:R

:N/A 32/33

PLL &control logic

S&H

DemodulatorPrintedbalun

Printedbalun

Printed

PMB6819Power amp.

DRONRXON

RX Part

TX Part

voltageregulator

voltageregulator

VCC1

VCC

VCC2

Low IFband pass

filter

VCC VCC1

TXDA

SYRI

SYDASYCL

RXDSG

RXDA

RSSI

SYEN

3.3V

PMB6610DECT transceiver

PAON

PAON

DiversitySwitching

ANT1ANT2

RF1

RF2

7/ # % # 44,' # 4+,6

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Page 18: Tcd650bx Service Manul

1+#/ *"(&"4

CPU

PMB6720 IC1

A/D

D/A

AnalogFrontEnd

Speech Encoding

Speech Decoding

Burst Encoding

Burst Decoding

DSP

ADPCMCodecFilter

BMC

RFInterface

SPEAKER

MIC

BUZZER

PL0...PL24, PL32...PL35

EEPROMIC2

VDDA

SDA

SCL

64

65

38

5

6

8

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10

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RFSection

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J1

J2

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CHARGE

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J3

J4

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2.65VReg.

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30

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KEYPAD

COLUMNS

ROWSPY0...PY4

PX0...PX4

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ON SWITCH

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4468

8749

28

35

26

24

Fig. 23

InternalMASKROM

KX-TCD650BXC/BXF BLOCK DIAGRAM (HANDSET)

,+

KX-TCD650BXC / KX-TCD650BXF

Page 19: Tcd650bx Service Manul

0 3 /(3 /$2 (3#$

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8 -

# 45' .*, *#1) ;8*

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Page 20: Tcd650bx Service Manul

2 %

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Page 21: Tcd650bx Service Manul

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F &" 2

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Page 22: Tcd650bx Service Manul

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5*" ,2 &5*" ,' ,,3 # - ,'4+#$A 6

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Page 23: Tcd650bx Service Manul

& " #

& G1H + .*

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.*, ,3 ,6 & ( .* 3, 3 3 35 3+

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KX-TCD650BXC / KX-TCD650BXF

Page 24: Tcd650bx Service Manul

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KX-TCD650BXC / KX-TCD650BXF

Page 25: Tcd650bx Service Manul

2 8

3

KX-TCD650BXC / KX-TCD650BXF

Page 26: Tcd650bx Service Manul

0 % (3#$

Fig. 28

Loopfilter

CHP

VCO

x2

PD

:R

:N/A 32/33

PLL &control logic

S&H

DemodulatorPrintedbalun

Printedbalun

Printed

PMB6819Power amp.

PAONRXON

RX Part

TX Part

voltageregulator

voltageregulator

VCC1

VCC

VCC2

Low IFband pass

filter

VCC VCC1

TXDA

SYRI

SYDASYCL

RXDSG

RXDA

RSSI

SYEN

3.6V

PMB6610DECT transceiver

DRON

PAON

7/ % # 44,' # 44,+

. ,'4+#$A & )?*: ,6J$A :: :& :

B; F ,+5J$A ,6J$A

7 .* 7B;

4

KX-TCD650BXC / KX-TCD650BXF

Page 27: Tcd650bx Service Manul

9 3:!&3$ 3:32

9 $/ !#;3 3((

P ,P 49

P PG;8*#* G G*1!B H & ,'

P P*& 9 6, . 9 > '9

P 2P*& 439 63 . 439 > ',9

5

KX-TCD650BXC / KX-TCD650BXF

Page 28: Tcd650bx Service Manul

9 (3 3 #6 %3:3$<

P ,P 49

P P8 C;8*#*C * 7/

P P8 C*1!B 'C 7/

P 2P8 C7;8871# '' '' '/C ,3 ( 8871#

F M #)

P 3P* F ,', , 7/ )?7. .*

P 4P & F ,'4+'''$A > '$A . C)8/78E C &

F M & F ( ',

//

P 5P) 49

9 ##!/6 3((

P ,P) 49

P P) *#;4' #!@: 8)

P P) *#;4' 7//.* *77.87 '

P 2P.& C8)#1;8C *

P 3P **8 7/. )8@ *1!!8* *#;4'

P 4P*& !% ' 3

P 5P #1;@:.1!

P +P) ; ?8 /.J ,

P 6P*& F % ' > 3 &$A-

P,'P*& F % ' > 2' &$A

P,,P*& ( > C/.J ,C% 2'&$A +'&$A

P,P # @ C↑ C *#;4'

P,P 187 7#

P,2P*& &

P,3P # @ C↑ C *#;4'

P,4P 87

P,5P1 7/ :898: 87 ,''' 7/ :898:

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P,+P # @ C↑ C *#;4'

P,6P 8787 78:8)8 49

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+

KX-TCD650BXC / KX-TCD650BXF

Page 29: Tcd650bx Service Manul

9- /73 3$ 3((

9 33!#$3 $3 3((

P ,P) 49

P P* -;#/

P P8 C$11<1//C * & "&

P 2P) 2'

P 3P8 C$11<1!C * & "&

P 4P*& ' > '3

P 5P8 C$11<1//C

P +P@ ;## "& 3' . 439 > ,'9

P 6P8 C:.!8.# ,C * "

P,'P*& ;* 3' . N 39

P,,P8 C:.!8.# 'C * "

P,P8 C;#/Q@C & ;#/ F

P,P*& F -;#/ 4''7 "4 > ,3

P,2P8 C;#/Q:1C & ;#/ F

P,3P*& F -;#/ 4''7 "+ > ,3

P,4P) 49

P,5P;

P,+P) 49

P,6P8 C7.!J;8C & * C'C R

P'P) $A '9 7#)

P,P) C7.!J;8C

PP*& ! * C,C

PP) 49

P ,P) 49

P P* 37- +2 ++

P P# 29 > '39

P 2P) 49

6

KX-TCD650BXC / KX-TCD650BXF

Page 30: Tcd650bx Service Manul

!

= 3:!&3$ 3:32

= $/ !#;3 3((

P ,P) 29

P P) &

P P7 G;8*#* G & 2

P 2P*& 49 ,, . 49 > ',39

P 3P*& 439 978JL . 439 > ',9

P 4P) 29

'

KX-TCD650BXC / KX-TCD650BXF

Page 31: Tcd650bx Service Manul

= (3 #6 %3:3$<

P ,P 29

P P) &

P P8 C;8*#*C * 7/

P 2P8 C*1!B 'C 7/

P 3P*& ( ,4'

P 4P8 C7;8871# '' 2 'C " F M #)

P 5P* F 2 )?7. .*

P +P & F ,'4+'''$A > '$A . C)8/78E C &

F M & F ( ',

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P 6P) 29

= ##!/6 3((

P ,P* 7/ *#;4' G'9G G!G 7/ *24, 2'

2'2 2'3

P P) 29

P P) &

P 2P) *#;4' #!@: 8)

P 3P8 C8)#1;8C *

P 4P8 C7;8871# '' 4 '3C 7/.

P 5P) 7/. *#;4'

P +P )8@ *1!!8* *#;4'

P 6P*& !% ' 3

P,'P #1;@:.1!

P,,P) ; ?8 /.J ,

P,P*& F % ' > 3 &$A-

P,P*& F % ' > 2' &$A

P,2P*& ( > C/.J ,C% 2'&$A +'&$A

P,3P # @ C↑ C *#;4'

P,4P 187 7#

P,5P*& &

P,+P # @ C↑ C *#;4'

P,6P 87

P'P1 7/ :898: 87 ,''' 7/ :898:

. N "++

P,P # @ C↑ C *#;4'

PP 8787 78:8)8 29

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,

KX-TCD650BXC / KX-TCD650BXF

Page 32: Tcd650bx Service Manul

/$2(3> 2#3( $# #!3/3

KX-TCD650BXC / KX-TCD650BXF

Page 33: Tcd650bx Service Manul

/$2(3> $6

KX-TCD650BXC / KX-TCD650BXF

Page 34: Tcd650bx Service Manul

2

KX-TCD650BXC / KX-TCD650BXF

Page 35: Tcd650bx Service Manul

/$2(3> 2#3( $# $6

3

KX-TCD650BXC / KX-TCD650BXF

Page 36: Tcd650bx Service Manul

/3< 2#3( $# /73

$# *#3 33!#$

4

KX-TCD650BXC / KX-TCD650BXF

Page 37: Tcd650bx Service Manul

- $# *#3 /$(&((#$

5

KX-TCD650BXC / KX-TCD650BXF

Page 38: Tcd650bx Service Manul

. /(3 $> 2#3( $# $6

+

KX-TCD650BXC / KX-TCD650BXF

Page 39: Tcd650bx Service Manul

0 /(3 $ > /3 2 !#3&(

6

KX-TCD650BXC / KX-TCD650BXF

Page 40: Tcd650bx Service Manul

2'

KX-TCD650BXC / KX-TCD650BXF

Page 41: Tcd650bx Service Manul

2,

KX-TCD650BXC / KX-TCD650BXF

Page 42: Tcd650bx Service Manul

2

KX-TCD650BXC / KX-TCD650BXF

Page 43: Tcd650bx Service Manul

!%

P ,P7: 7 :

& 7: 7

P P.

* &

D

P P ) &

/

P 2P78).)17) K **.17)

@ S

Ω <R,'''Ω #R,'''&Ω

#.*71 /7;) T/ RTT/

U K 7

! *+,-. *,/ 0-1.21*0 *2.3

Ref.

No.

Part No. Part Name & Description Remarks

1 QUYF00001Y1 CABINET COVER (for KX-

TCD650BXC)

S

1 QUYF00001Y5 CABINET COVER (for KX-

TCD650BXF)

S

2 PQSA10118Z ANTENNA

3 PQBC10324Z1 BUTTON, PAGE S

4 QUGT00057Z NAME PLATE

5 PQJT10173Z CHARGE TERMINAL

6 PQKE10121Z6 CASE, CHARGE (for KX-

TCD650BXC)

S

6 PQKE10121Z7 CASE, CHARGE (for KX-

TCD650BXF)

S

Ref.

No.

Part No. Part Name & Description Remarks

7 PQKE10122Z6 GUIDE, CHARGE CASE (for KX-

TCD650BXC)

S

7 PQKE10122Z7 GUIDE, CHARGE CASE (for KX-

TCD650BXF)

S

8 PQKE10123Z1 CASE, CHARGE TERMINAL S

9 QUKM00001U6 CABINET BODY (for KX-

TCD650BXC)

S

9 QUKM00001U7 CABINET BODY (for KX-

TCD650BXF)

S

10 PQUS10266Z SPRING, CRICK

11 QUHX00003Z COPPER TAPE

12 QUQT00007Z INSULATION TAPE

! *, 4*2/ *2.3

Ref.

No.

Part No. Part Name & Description Remarks

PCB1 PQWP1D650BXH MAIN P.C.BOARD ASS´Y (RTL)

PCB1-1 PQWP2D650CEH IC (IC1)

(ICS)

IC2 LM1117MPX3V3 IC S

IC3 PQVILMV321M5 IC

IC6 PQVIPC357CN IC

IC8 PMB6725V1551 IC S

IC9 PQVI2432WM6 IC

(TRANSISTORS)

T6 BC848A TRANSISTOR(SI)

T7 PQVTBC80725T TRANSISTOR(SI) S

T8 2SA1807 TRANSISTOR(SI)

T9 PQVTBF822T7 TRANSISTOR(SI)

T11 BC848A TRANSISTOR(SI)

T13 2SD874A TRANSISTOR(SI)

(DIODES)

D2 PQVDBZV55C02 DIODE(SI)

D3 PQVDBZV55C47 DIODE(SI) S

D4 PQVDBZV55C47 DIODE(SI) S

D5 PQVDBZV55C02 DIODE(SI)

D7 MA111 DIODE(SI)

D8 PQVDS1ZB60F1 DIODE(SI)

D10 MA1Z300 DIODE(SI)

D16 MA111 DIODE(SI)

(JACKS)

J1 PQJJ1T028Z JACK, TELEPHONE

J2 PQJJ1B007Z JACK, CONNECTOR

(RESISTORS)

R2 ERJ3GEYJ391 390

R3 PQ4R18XJ472 4.7k

R4 ERJ3GEYJ103 10k

R5 ERJ3GEYJ223 22k

R9 ERJ3GEYJ473 47k

R10 ERJ3GEYJ473 47k

R13 PQ4R18XJ560 56

R15 ERJ3GEYJ391 390

R16 ERJ3GEYJ102 1k

R17 ERJ1WYJ150 15

R19 ERJ3GEYJ474 470k

R20 ERJ3GEYJ224 220k

R21 ERJ3GEYJ474 470k

R22 ERJ3GEYJ274 270k

R24 ERJ3GEYJ103 10k

R30 PQ4R18XJ000 0

R35 ERJ3GEYJ104 100k

R36 ERJ3GEYJ272 2.7k

R39 ERJ3GEYJ103 10k

R40 ERJ3GEYJ222 2.2k

R41 ERJ3GEYJ333 33k

R43 ERJ3GEYJ151 150

R44 ERJ3GEYJ103 10k

R45 ERJ3GEYJ103 10k

R46 ERJ3GEYJ182 1.8k

R47 ERJ3GEYJ273 27k

2

KX-TCD650BXC / KX-TCD650BXF

Page 44: Tcd650bx Service Manul

Ref.

No.

Part No. Part Name & Description Remarks

R49 ERJ3GEYJ822 8.2k

R51 ERJ3GEYJ102 1k

R54 ERJ3GEYJ183 18k

R55 ERJ3GEYJ104 100k

R56 ERJ12YJ560 56

R57 ERJ12YJ220 22

R59 ERJ3GEYJ391 390

R60 ERJ3GEYJ391 390

R62 PQ4R10XJ181 180

R70 ERJ3GEYJ562 5.6k

R72 PQ4R18XJ100 10

R73 ERJ3GEYJ103 10k

R74 ERJ3GEYJ222 2.2k

JMP19 PQ4R10XJ000 0

(CAPACITORS)

C1 ECUV1C104KBV 0.1

C2 ECQE2E474KZ 0.47 S

C4 ECUV1C104KBV 0.1

C6 ECUV1C104KBV 0.1

C10 ECUV1H100DCV 10P

C11 ECUV1H100DCV 10P

C12 ECUV2H102KB 0.001

C13 ECUV1H151JCV 150P

C14 ECUV2H102KB 0.001

C15 ECUV1H151JCV 150P

C16 ECUV2H681KB 680P

C17 ECUV2H681KB 680P

C18 ECUV1H331JCV 330P

C19 ECUV1H100DCV 10P

C20 ECUV1H100DCV 10P

C23 ECUV2H332KB 0.0033

C27 ECUV1H472KBV 0.0047

C28 PQCUV1C474KB 0.47

C36 ECEV1HA2R2S 2.2

C38 ECUV1H680JCV 68P

C39 ECUV1H100DCV 10P

C40 ECEV1CA101SP 100

C41 ECUV1H103KBV 0.01

C42 ECEV1AA101 100

C43 ECUV1H100DCV 10P

C44 ECUV1H100DCV 10P

C45 ECEV1AA101 100

C46 ECUV1H103KBV 0.01

C47 ECUV1A225KB 2.2

C48 PQCUV1A105KB 1

C49 ECUV1H100DCV 10P

C51 ECUV1H100DCV 10P

C53 ECUV1H330JCV 33P

C54 ECUV1H471JCV 470P

C55 ECUV1H103KBV 0.01

C56 ECUV1H103KBV 0.01

C57 ECUV1H103KBV 0.01

C58 ECUV1H103KBV 0.01

C59 ECUV1H103KBV 0.01

C60 ECUV1H471JCV 470P

C62 ECUV1C104KBV 0.1

C63 ECUV1H3R3CCV 3.3

C64 ECUV1C683KBV 0.068

C65 ECUV1H103KBV 0.01

C66 ECUV1H103KBV 0.01

C67 ECUV1H3R3CCV 3.3

C68 ECUV1H100DCV 10P

C69 ECUV1H100DCV 10P

C70 ECUV1H100DCV 10P

C79 ECUV1C104KBV 0.1

C80 ECUV1H101JCV 100P

C81 ECUV1H100DCV 10P

(OTHERS)

E1 L0DACA000016 BUZZER

K1 PQSH1A116Z SWITCH, TACT

SA3 PQVDDSS301L VARISTOR (SURGE ABSORBER)

X1 H0J103500010 CRYSTAL OSCILLATOR

! *+,-. *,/ 0-1.21*0 *2.3

Ref.

No.

Part No. Part Name & Description Remarks

101 PQGP10205Z1 PANEL, LCD S

102 PQGG10137Z1 GRILLE S

103 PQKM10556Z1 CABINET BODY (for KX-

TCD650BXC)

S

103 PQKM10556Z2 CABINET BODY (for KX-

TCD650BXF)

S

104 PQBC10358Z1 BUTTON, NAVIGATOR S

105 PQBX10359Z1 BUTTON, FUNCTION S

106 PQSX10211Z KEYBOARD SWITCH

107 PQJT10168Y CHARGE TERMINAL (L)

108 PQJT10169Y CHARGE TERMINAL (R)

109 PQHX11030Z TAPE, INSULATION

110 PQHX10990Y SHEET, PET

111 PQJC10046Y BATTERY TERMINAL (A)

112 PQJC10047X BATTERY TERMINAL (B)

113 PQJC10048Y BATTERY TERMINAL (C)

114 PQKF10532Z4 CABINET COVER (for KX-

TCD650BXC)

S

114 PQKF10532Z5 CABINET COVER (for KX-

TCD650BXF)

S

115 PQHG10634X RUBBER

116 PQGT15354Z NAME PLATE (for KX-TCD650BXC)

116 PQGT15387Z NAME PLATE (for KX-TCD650BXF)

117 PQKK10109Y6 LID, BATTERY (for KX-

TCD650BXC)

S

117 PQKK10109Y7 LID, BATTERY (for KX-

TCD650BXF)

S

118 QUHG00002Z RUBBER BLOCKS

119 PQHS10429X TAPE, DOUBLE SIDED

120 PQHS10430Y SPONGE, LCD

121 L0AD02A00013 RECEIVER

122 PQHS10467Z COVER, RECEIVER

123 QUHS00002Z SPACER, RECEIVER

! *, 4*2/ *2.3

Ref.

No.

Part No. Part Name & Description Remarks

PCB100 PQWP1D650CER MAIN P.C.BOARD ASS´Y (RTL)

(ICS)

IC1 PMB6720V1452 IC S

IC2 PQVIT2432WM6 IC

IC400 PMB6610V21 IC S

IC401 PMB6819 IC

(TRANSISTORS)

T3 PQVTSI2302DS TRANSISTOR(SI)

T4 B1ABGE000004 TRANSISTOR(SI)

T400 BC857BW TRANSISTOR(SI)

T6 PQVTBC80725T TRANSISTOR(SI) S

T7 PQVTBC80740T TRANSISTOR(SI) S

T8 PQVTBC847BT1 TRANSISTOR(SI)

(DIODES)

D2 PQVDBZV55C47 DIODE(SI) S

D3 PQVDBZV55C47 DIODE(SI) S

D6 MA111 DIODE(SI)

D8 MA112 DIODE(SI)

D21 PQVDBZV55C47 DIODE(SI) S

D10 MA111 DIODE(SI)

D16 MA3ZD1200L DIODE(SI)

D400 PQVDBAR6405 DIODE(SI)

(COILS)

L1 G1A220E00013 COIL

L400 G1C22NKA0025 COIL

(RESISTORS)

R1 ERJ3GEYJ222 2.2k

R3 ERJ3GEYJ273 27k

R4 ERJ2GEJ332 3.3k

R5 ERJ3GEYJ102 1k

R6 ERJ3GEYJ103 10k

R8 ERJ2GEJ471 470

22

KX-TCD650BXC / KX-TCD650BXF

Page 45: Tcd650bx Service Manul

Ref.

No.

Part No. Part Name & Description Remarks

R10 ERJ3GEYJ393 39k

R13 ERJ2GEJ100 10

R14 ERJ3GEYJ124 120k

R15 ERJ3GEYJ473 47k

R16 PQ4R18XJR10 0.1

R21 ERJ2GEJ471 470

R24 ERJ2GEJ471 470

R25 ERJ3GEYJ473 47k

R27 ERJ3GEYJ220 22

R28 ERJ3GEYJ220 22

R30 ERJ2GEJ272 2.7k

R42 ERJ3GEYJ153 15k

R50 ERJ3GEYJ103 10k

R51 PQ4R18XJ471 470

R52 PQ4R10XJ122 1.2k

R54 ERJ3GEYJ224 220k

R55 ERJ3GEYJ104 100k

R56 PQ4R10XJ2R7 2.7

R61 ERJ3GEYJ224 220k

R62 ERJ3GEYJ104 100k

R67 ERJ2GEJ101 100

R68 ERJ2GEJ101 100

R400 ERJ2GEJ272 2.7k

R401 ERJ2GEJ100 10

R402 ERJ2GEJ472X 4.7k

R403 ERJ2GEJ332 3.3k

R404 ERJ2GEJ273X 27k

R405 ERJ2GEJ561 560

R406 ERJ2GEJ100 10

R408 ERJ2GEJ1R0 1

R409 ERJ2GEJ331 330

R410 ERJ2GEJ821 820

R411 ERJ2GEJ101 100

(CAPACITORS)

C1 ECUV1C683KBV 0.068

C2 ECUV1C683KBV 0.068

C3 ECUV1C683KBV 0.068

C4 EEVFC1A101P 100

C5 ECUV1C683KBV 0.068

C6 ECUE1H4R7CCQ 4.7

C7 ECUE1H220JCQ 22P

C14 ECUV1C104KBV 0.1

C15 ECUV1C104KBV 0.1

C16 ECUV1C683KBV 0.068

C17 ECUE1H100DCQ 10P

C18 ECST1AY475 4.7

C19 ECUE1H100DCQ 10P

C20 ECUE1H100DCQ 10P

C21 ECUE1H100DCQ 10P

C22 ECUE1H100DCQ 10P

C25 ECUE1H100DCQ 10P

C26 ECUE1H100DCQ 10P

C27 ECUE1H100DCQ 10P

C30 ECUV1H103KBV 0.01

C31 ECUV1H103KBV 0.01

C32 ECUV1H103KBV 0.01

C33 ECUV1H103KBV 0.01

C36 ECUE1H100DCQ 10P

C48 ECUV1H103KBV 0.01

C49 ECUV1A225KB 2.2

C50 ECUV1H103KBV 0.01

C51 ECUV1H103KBV 0.01

C52 ECUV1C104KBV 0.1

C53 ECUV1C104KBV 0.1

C54 ECUV1H103KBV 0.01

C56 ECUV1C683KBV 0.068

C57 ECUV1H103KBV 0.01

C58 ECUV1C104KBV 0.1

C59 ECUV1C104KBV 0.1

C400 ECUE2H2R2CCQ 2.2

C401 ECUE1H3R3CCQ 3.3

C402 ECUE1H3R3CCQ 3.3

C404 222291011558 0.0047

Ref.

No.

Part No. Part Name & Description Remarks

C405 ECUE1H100DCQ 10P

C406 ECUV1E223KBV 0.022

C407 ECUE1H470JCQ 47P

C408 PQCUV0J225KB 2.2

C409 ECUE1H100DCQ 10P

C411 222291011558 0.0047

C412 ECUE1H100DCQ 10P

C413 ECUE1H100DCQ 10P

C414 ECUV1H103KBV 0.01

C417 PQCUV1H222JC 0.0022

C418 PQCUV1H102J 0.001

C419 ECUE1H100DCQ 10P

C420 ECUE1H100DCQ 10P

C422 ECUE1H100DCQ 10P

C423 ECUE1H330JCQ 33P

C424 ECUE1H100DCQ 10P

C425 ECUE1H100DCQ 10P

C426 ECUE1HR68BCQ 0.68

C428 ECUE1H100DCQ 10P

C429 ECUV1H221JCV 220P

C431 ECUE1H100DCQ 10P

C432 ECUE1H1R8BCQ 1.8

C433 ECUE1H100DCQ 10P

C434 ECUV1H103KBV 0.01

C435 ECUE1H180JCQ 18P

C436 ECUE1H100DCQ 10P

C437 ECUV1H103KBV 0.01

C438 ECUE1H180JCQ 18P

C439 ECUE1H4R7CCQ 4.7

C440 ECUE1H4R7CCQ 4.7

C441 ECUV1C104KBV 0.1

C442 ECUE1H100DCQ 10P

C443 ECUE1H1R8BCQ 1.8

C444 ECUV1H332KBV 0.0033

C445 ECUE1HR82BCQ 0.82

C446 ECUE1H2R7CCQ 2.7

C448 ECUE1H3R3BCQ 3.3

C449 ECUE1H3R3BCQ 3.3

C450 ECUE1H1R8BCQ 1.8

C451 ECUE1H100DCQ 10P

C452 ECUE1H100DCQ 10P

C453 ECUE1H100DCQ 10P

C454 ECUV1H103KBV 0.01

C456 ECUE1H100DCQ 10P

C458 ECUE1H180JCQ 18P

C459 ECUE2H2R2CCQ 2.2

C460 ECUE1H1R8CCQ 1.8

C461 ECUE1H100DCQ 10P

C462 ECUE1H120JCQ 12P

(OTHERS)

E101 L0DACA000017 BUZZER

E102 L0CBAB000052 MICROPHONE

E103 PQNW500T SPACER, MIC

E104 KTP650HSA0L LCD ASSEMBLY

J1 PQJT10152Y CHARGE TERMINAL

J2 PQJT10152Y CHARGE TERMINAL

RFCAN1 PQMC10417Z RF CAN1

RFCAN2 PQMC10418Z RF CAN2

X1 H0J103500010 CRYSTAL OSCILLATOR

/ !'

&

Ref.

No.

Part No. Part Name & Description Remarks

A1 PQLV19CEZ AC ADAPTOR

A2 PFJA02B002Z CORD, TELEPHONE

A3 QUQX00043Z INSTRUCTION BOOK

P1 XZB18X22A02 PROTECTION COVER (for Base

Unit)

P2 PQPP10084Z PROTECTION COVER (for

Handset)

P3 QUPK00004Z GIFT BOX

23

KX-TCD650BXC / KX-TCD650BXF

Page 46: Tcd650bx Service Manul

Ref.

No.

Part No. Part Name & Description Remarks

P4 QUPN00008Z CUSHION

24

KX-TCD650BXC / KX-TCD650BXF

Page 47: Tcd650bx Service Manul

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25

KX-TCD650BXC / KX-TCD650BXF

Page 48: Tcd650bx Service Manul

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KX-TCD650BXC / KX-TCD650BXF

Page 49: Tcd650bx Service Manul

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KX-TCD650BXC / KX-TCD650BXF

Page 50: Tcd650bx Service Manul

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KX-TCD650BXC / KX-TCD650BXF

Page 51: Tcd650bx Service Manul

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KX-TCD650BXC / KX-TCD650BXF

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+)8 HH ,1,F$F 9 ,1,

+)&9+%% HH HH ,1,F 9 ,1,

+%. HH O1F 9 O1

+%( HH 4004F 9 4

+%89+.( HH HH F 9

+.89+.2 HH HH " 9 1

+(9+(% HH HH "21,F) 9 "21, )

+(. HH 4 F) 9 4 )

+(( HH F) 9 )

+(8 HH ,1,F$F) 9 ,1, )

+(&9+8% HH HH ,1,F) 9 ,1, )

+8. HH O1F) 9 O1 )

+8( HH 4004F) 9 4 )

+889+&( HH HH F) 9 )

+&89+&2 HH HH " 9 1

+'9+'% HH HH "21,F% 9 "21, %

+'. HH 4 F% 9 4 %

+'( HH F% 9 %

+'8 HH ,1,F$F% 9 ,1, %

+'&9+% HH HH ,1,F% 9 ,1, %

+. HH O1F% 9 O1 %

+( HH 4004F% 9 4 %

+89+-( HH HH F% 9 %

+-89+22 HH HH " 9 1

44

KX-TCD650BXC / KX-TCD650BXF

Page 67: Tcd650bx Service Manul

6*2*<-.-23

..)$'' $/%01+ %&$ "#$ $'()*#+*,-

9 )) J # J + J 8 J )% J %+ J % J .- J (& J 8. J & J &2 J ' J ' J -( J ) J # J ## J J 28 J

4# # 0 60 A + % % -# K 6 9 9 4# # 9 +' 9 4# ++ 9 ( 9 4# 8 9 )) 9 4# ))% 9 % 9 4# %%+ 9 % 9 4# .% 9 . 9 4# (.- 9 (8 9 4# 8(& 9 8% 9 4# &8. 9 &+ 9 4# '& 9 & 9 4# +&2 9 '- 9 4# ++' 9 & 9 4# +' 9 -( 9 4# +)-( 9 9 4# +%) 9 2 9 4# +.# 9 # 9 4# +(## 9 ' 9 4# +8 9 2( 9 4# +&28 9 )) 9 4# +'

)% 9 )+ )% J # # 0 60 A + % % -# K 6

)++ 9 )' 99 " # " 6A + " 20 :6,"6<

)') 9 )'% 99 ,; 9

)'. 9 )'# 22 / # A 9 3 A + 9 3 +9A ' 9 3 '

)' 9 )'2 99 /41 9 % -# #

) 4$6 # 4

)+ 9 )& 4, # /$6 -0

)' 9 ) 22 22 606 # % -# # / 0 @ 0

)- 6 # + K 9 4 !22 !$ #,? 9 !22+ 9 !$+ 9 #,?

)9 )2 0 / # 9 9:)<

)- 9

)-+ 9 )2 99 ,; 9

)# "06 # J 4 "06

)#+ 9 )# "06 # J $

)#) 9 #. 99 ,; 9

5/4

..)$'' $/%01+ %&$ "#$ $'()*#+*,-

#( 9 22 99 0 9 0 6 K K + 6 :+ M <

- 9 22 99 9 "6 6 6@- @ + 9 7 9 6 - @ 3 : A T A2 <-+@ 2E9 6 + : A T A2 <-+ @ 2E9 6 : A T A2 <-@ 2E9 6 ) : A T A2 <- @ 2E9 6 % : A T A2 <-)@ 2E9 6 . : A T A2 <-) @ 2E9 6 ( : A T A2 < %@06 .K@

45

KX-TCD650BXC / KX-TCD650BXF

Page 68: Tcd650bx Service Manul

.3

..)$'' $/%01+ %&$ "#$ $'()*#+*,-

2 - 0 # 9 7 9 +7 + 9 7 9 +7 9 " 6 7 9 +7 ) 9 - 6 7 9 +7

2+ ( , # 9 # + J 7 J + 9 4# J ! 7 + J 3 9 4# + + J 1$ 7 ++ J 2$ ) 9 -0 + J $97 J $9 % 9 . 9 3 ( 9 0 36# J 0 3 6 8 9 0 36# + + J 0 3 +J16

2 # J # + J

2) 99 ,;+ 9

! *..-2= 6*2*<-.-23

..)$'' $/%01+ %&$ "#$ $'()*#+*,-

2% %- 5 # 5 90 6 & 5 P6Q J P#9Q J 5 P65Q 7 :) M '.)P657Q<

2. %& $5 # 5 , $# & $5 P6Q J P#9Q J$5 P65Q 7 :) M '.)P657Q<

2( ( A5 # A 0 6 6 , A A5 P6Q J P#9Q JA5 P65Q 7 :) M '.)P657Q<

28 4 # P6M7+Q Q0 6 4P6Q J P6/QM.

2& ( 4 # 966 3 4P6Q J 6P6Q

2' + 3 # 966 3 3P6Q J 6P6Q

2 %8 # 966 3 P6Q J 6P6Q

2- -3 # 66 0 6 0 6 -3P6Q J 6P6Q

2 )8 - # 66 - 0 6 -P6Q J 6P6Q

2# 3 # 3 3P6Q J ,".+P6Q> ".+ 0 3

2 8& 2 # 9 P6Q0 96 - U:06 7 +< MAU:- V 06W A<

22 (% 0 # 9 P6Q0 0P6Q - U:06 7 +< M A:$/ $<U A:06W A V - V A <

4+

KX-TCD650BXC / KX-TCD650BXF

Page 69: Tcd650bx Service Manul

..)$'' $/%01+ %&$ "#$ $'()*#+*,-

2+ # 9 66 6 P6Q 0 6 3 :- J A<

2++ . 0 6 # 1 6A > - 6 6 2 0

2+ 9 2+) - # 0 9 0 E A , 6 - P6Q J P6/QM.P6M7+QJ P66MQM.7) : .7)M6 6<

2+% 9 2+. ( A$/ # A 0 6 6 A $/ P6Q J $/ P6/QM.P6M7+Q J P66MQM.7) : .7)M6 6<

2+( 9 2+8 ' % A$ # A 0 6 6 A $ P6Q J $P6/QM.P6M7+Q J P66MQM.7) : .7)M6 6<

2+&9 2+2 99 -; + 9

292' & &' " 20 # R2 0 R 9 " , 6 6

! (

# )405<--..,3

..)$'' $/%01+ %&$ "#$ $'()*#+*,-

2 + -5 4 # 4 6/6 J 75 6

2- 5 6 + # /6 J 75 6

2 & 5 6 # /6 J 75 6

2# 8 5 6 ) # /6 J 75 6

2 ( 5 6 % # /6 J 75 6

22 . 5 6 . # /6 J 75 6

2) % 5 6 ( # /6 J 75 6

A

&

-;*50. *5/46*2*<-.-23

..)$'' $/%01+ %&$ "#$ $'()*#+*,-

2)+ +( ;G9A # ;96 : 6 A A% + -<

2) +- ;"9A # ;9 : 6 A A% + -<

2)) % 40; # 40; :0(8#419115A#%98( ++<

-04/=6*2*<-.-23

..)$'' $/%01+ %&$ "#$ $'()*#+*,-

2)% + A ,A # 6 A

2). + , ,A # 6

2)( + 1 ,A #

2)8 + 6 A # 6

2)& ) "5 6 # 5 6 :+ 9 (<

2)' 55 6 # 5 6 :+ 9 )<

46

KX-TCD650BXC / KX-TCD650BXF

Page 70: Tcd650bx Service Manul

. )4 + 4

JB" J7"(

,''*41$ 2%*- #%)%&$+$)'

$#),&6%10$ %*- 7.8

A 9+)&%

A- 9+&&

A 9++'+

A# 9++

A 9+.

A2 9'+&

A+ 9&(

A++ 98&

A+ 9(+)

A+) 9.)

A+% 9%&

A+. 9)++

A+( 9

A+8 9+)

A+& 9&

A+' &'

A+ .

A+- )+

A+ )'8

A+# %'%

A+ .'

A+2 88

A &+

A+ &'.

A +8

A) ++%

A% +%

! "( &

"( O7Q):7 O O7Q7:7 O JB" J7"(

"( O78;Q):7 O O78;Q7:7 O JB"

J7"(

5'

KX-TCD650BXC / KX-TCD650BXF

Page 71: Tcd650bx Service Manul

0 &

LINE VOLTAGE 60V DC

60V DC

0V ON-HOOK+4.6V DC OFF-HOOK

+60V DC ON-HOOK+4.8V DC OFF-HOOK

0V ON-HOOK+0.7V OFF-HOOK

3.3V DC 2.65V DC6V6V

1.5V DC

+2.65VPULLS TOWARDS0V DURING RING

RING

CLIP(CALLER ID)

CHARGE PULSE

(1)

(2)

(3)(

4)(5

)(6

)(7)

(10)

(11)

(12)

(13)

(14)

(15)

(8)

(9)

R40

2K2

C13150pF

IC34

1

32

5

TP74

R27N.M.

R35

100K

TP48

+2.65V

TP12

C6

100nF

+2.65v

R1715R 1W

R31

N.M.

C17680pF/500V

R14N.M.

R30

0R

JMP19

0R

L1

R22

270K

T4N.M.

E

C

B

C3

N.M.

C4610n

TP35

C5

N.M.

D7

R2410K

TP54

T7

E C

B

R32N.M.

R5

22K

D6N.M.

2

3

1

TP40

TP50

TP14

RL1

N.M.12 +

8 10 7

6351

-

R20220K

JMP17N.M.

C26N.M.

+2.65v

C14

1nF/500V

C21N.M.

D220V

R33N.M.

R947K

TP15

R34

N.M.

R362K7

C50

N.M.

C45100uF/10V

TP71

TP76

C15

150pF

JMP21N.M.

TP88

JMP4

N.M.

R23N.M.

R3910K

C37N.M.

TP77

JMP16N.M.

TP2

TP38

C24N.M.

C4110nF

IC22VOUT

ADJ

1

3VIN

4VOUT

T2N.M.

E

C B

TP49

C42100uF/10V

C52

N.M.

TP89

D1

N.M.

D520V

TP16

R1N.M.

R410K

R19

470K

D8

0.5A 600V1

2

3

4

IC6

1 234

C25N.M.

TP52

C4410pF

TP73

JMP9

N.M.

JMP15N.M.

T9

E

C

B

R7

N.M.

TP26

J2DCJACK

123

R34K7

C30N.M.

L4

JMP13

N.M.

C72N.M.

R21

470K

TP45

TP84

C23

R10

47K

TP95

TP43

L2

R86N.M.

JMP18N.M.

C32N.M.

C40100uF/16V

C16680pF/500V

R85N.M.

C12

1nF/500V

+2.65v

SA3

T5N.M.

E

C

B

TP36

C93N.M.

TP5

R11N.M.

+3.3V

TP39

C2470nF250V

C7N.M.

R12

N.M.

IC4N.M.

1 234

T3N.M.

E C

B

TP44

TP51

T8

E C

B

TP90

JMP3

N.M.

C1

100n

L3

N.M.

C22N.M.

J1TelJack

1

2

3

4

5

6

R26N.M.

EARTH

EARTH

LINE_C

HOOK

CHARGE_PULSE

RINGRING

REV_PDL

REV_PDL

CLIP_STATE

VDDLR

TXAF

Positive charge terminal

Negative charge terminal

3n3

5,

KX-TCD650BXC / KX-TCD650BXF

Page 72: Tcd650bx Service Manul

TX-AF

FREQ 10.368MHz

TX-DATARX-DATA

RING

10.368MHz burst

+2.5V peak

70ns 700ms

1V

RX-AF

0V ON-HOOK+2.8V OFF-HOOK

(1)

(2)

(3)(

4)(5

)(6

)(7)

(10)

(11)

(12)

(13)

(14)

(15)

(8)

(9)

KX-TCD650BXC/BXF SCHEMATIC DIAGRAM (BASE UNIT)

C6810pF

TP78

IC98VCC

1A0

3A2

4GND

6 SCL5 SDA

7 WP2A1

R4133K

C71

10p

TP65

R5418K

R74

C7010pF

D16

C9N.M.

C673p3

R5722R

ANT202Antenna

12

TP93

TP117

TP94

10p

R2390R

C4100n

C49

C43

C39

C19

C38

10p

TP104R4410K

T11

E

C

B

R70

5K6

T13

E

C

B

C55

10n

TP201

C5110pF

R1356R

R59

390R

R73

C2010p

+3.3V

TP101

R122N.M.

R5656R

C31

C6910pF

68pF

C60470pF

C36

C33N.M.

X110.368MHz

R25N.M.

C34

C58

10n

C122N.M.

R46

1K8

R16

1K0

C18

330p

ANT201Antenna

R4727K

J103

C27

4.7nF

C74

N.M.

R60

TP107

C47

2.2uF

D1030V

C10

10p

J104

R511K

R8N.M.

R58

N.M.

TP69

TP186

J101

+2.65v

T6

E

C

B

TP67

C5333pF

R4510K

C28

R55

100K

J102

C11

10p

D34V7

C57

10n

TP97

10p

C59

10n

TP75

D44V7

(IP)

(IP)

(IP)

(IP)

(OP)

(OP)

(OP)

(OP)

(IP)

(IP)

(IP)

(IP)

(OP)

(OP)

(IP)

(IP)

(IP)

(IP)

(IP)

(OP)

(OP)

(IP)

(IP)

(OP)

IC8

I2CLK 65I2DAT 64

SUPEEP 63

RESETQ 24

MODE 66

VBACK 69

VDDA 35

VSSA 36

VDD 1

VDD 22

VDD 61

VDD 75

VDD 84

VSS 2

VSS 23

VSS 62

VSS(T_DSPCLK) 73

VSS 83

MPCINP44

TONE74

AD345

AD446

DSPIN/P1.076

DSPOUT/P1.177

DSPCLK/P1.281

DSPFRM/P1.382

PO.086

PO.187

PO.288

PO.389

PO.4/TXD90

PO.5/RXD91

PO.692

PO.793

D03

D119

D218

D398

D497

D596

D695

D794

OERAQ17

WRRAQ16

CSRAQ15

CSRDQ85

A04

A15

A26

A37

A454

A555

A656

A759

A878

A979

A1048

A1158

A1260

A1380

A1447

A1570

BSEL0(A16)71

BSEL1(A17)72

PX.253 PX.152 PX.051

PX.357

ADREF42

ADRSSI 43

TXDA 14RXDA 10

PADN(TXSWON) 20

DRON 8

RXDSG 9

SYDA 12

SYCL 13

SYEN 11

SYRI 21

ANT1 99

ANT2 100

R2 67

R1 68

MICN 41

MICP 40

HOP 38

HON 37

LDAD 29

VSSD 28

XTAL 30

VDDLR33

LRB34

VDDPM25

BREF39

NC26

NC31 NC27

NC32

NC49

NC50

C633p3

B1

R72

BUZ1

2

1

B0

C73

N.M.

TP109

R62

TP99

C29N.M.

C64

68n

R15390R

TP120

L510uH

K1

TP103

TP3

TP57

10p

TP98

C56

10n

C35N.M.N.M.N.M.

TP70

TP202

TP108

C481uF

IC1RFMODULE

25 SYRI

34 PAON24 DRON

21 RXDSG

20 RXDA13 TXDA18 TXDA

37RF2

44RF1

11 RSSI

6 3.3V7 3.3V

2 GND

12 SYRI

17 SYEN

14 SYCL

15 SYDA

1 ANT135 ANT2

C8N.M.

TP66

C54470p

TP1

+2.65V

B2

C81

10p

C79100n

C66

10n

R43150R

C61N.M.

C80100pF

C62

100nF

TP119

J100

C65

10n(IP)

(IP)

(IP)

IC5N.M.

10A16

11A15

12A12

13A7

14A6

15A5

16A4

17A3

18A2

19A1

20A0

21D0

22D1

23D2

25D3

26D4

27D5

28D6

29D7

30CE

31A10

32OE

1A11

2A9

3A8

4A13

5A14

6A17

9NC

7WE

24GND

8VCC

R498K2

A[12]

A[10]

A[16]CSRDM

CSRDM

MODE_SEL

MODE_SEL

A[16]

A[15]

PULSE_DIAL

A[0]

A[8]

LRB

LRB

A[1]

OERAQ

OERAQ

1

A[8]

LINE_C

LINE_C

A[17]

A[14]

A[9]

A[5]

HOOK

CHARGE_PULSE

A[9]

A[17]

A[00-17]

A[3]

A[14]

A[10]

A[7]

A[15]

A[2]

RING

A[7]

REV_PDL

A[13]

WR

WR

+2.65V+2.65V

+2.65V

SCL

A[4]

CLIP_STATE

A[5]

SDA

A[13]

A[0]

A[1]A[12]

TXAF

TXAF

TXAF

A[6]

A[11]A[2]A[3]A[4]

RXAF

RXAF

A[6]

VUNREG

VDDLR

TXAF

TXAF

A[11]

Hardware Version Resistor

PAGE

180R

10R

2K2

10K

390R

2u2/50V

470nF

5

KX-TCD650BXC / KX-TCD650BXF

Page 73: Tcd650bx Service Manul

9 &

3.6V DC

Frequency 160kHz

3.4V to 4.8V SWITCHING DURING CHARGE

2.65V DC

2.4V

2.65V

0V

2.65V

0V

RX-AF

TX-AF

RING

1.8V DC IN TALK MODE

Frequency 10.368MHz

1V

0V

4.1V

TP36

TP11

TP4

M1

K15

TP16

VREG+

C368n

D18N.M.

+2.4V_PA

C16

68n

TP10

T3

S

D

G

C722pF

C415N.M.

TP1

R21

470R

D1N.M

K17

C33

10n

T4

E

C

B

+2.65V

C2710p

TP6

C4100u/10V

TP

17

R24

470R

C492u2

R1310R

R68100R

TP3

X1

10.3

68M

Hz

TP52

TP18

R160R1

C2 68n

D6

C168n

+3.6V

SDC

T7

E

C

B

R62

100K

C184u7/10V

R14120K

TP

22

K16

C64p7

R562R7

K18

TP

32

C53100n

SDA

TP

31

LCD 7SEG - NON COG123456789

1011121314151617181920212223242526272829

K21

R27

22R

K22

TP

2

R610K

R61220K

C2510p

C56

68n

K25

C14

100nF

TP7

D10

J2

IC28VCC

1A0

3A2

4GND

6 SCL5 SDA

7 WP 2A1

K14

R67100R

K13

R5010K

LS1

2

1

TP5

K9

L1

22uH

C421N.M.

R10

39K

R42

15K

C4810n

TP26

C51

10n

TP38

C2210pF

K11

TP46

C58100n

C54

10n

TP53

K8

TP

33

R51470R

TP13

TP

24

D16

K7

C1910p

J4

R1547K

TP14

TP19

TP

9

C1710pF

TP8

TP15

TP

30

TP50

C30

10n

R12K2

K1

TP49K10

ON/OFF

K20

TP51

K23

C568n

+3.6V

K6

J1

TP

28

K19

R521K2

C32

10n

C2110pF

TP12

R8

470R

C26

10p

+2.65V

C15

100nF

TP21

R28

22R

TP39

C59

100n

T6

E C

B

K24

K2

R54

220K

R30

2K7

D2

4V7

TP27

+2.65V

K3

J3

C3610p

K5

R2547K

D21

4V7

C5710n

K4

D3

4V7

C31

10n

C50

10n

C2010p

R55

100K

C52100n

TP

25

+2.4V_PA

K12

D8

D19N.M.

IC1

I2CLK 65I2DAT 64SUPEEP 63

RESETQ 29

MODE 66

VBACK 69

VDDA 38

VSSA 39

VDD 1VDD 22VDD 61VDD 84

VSS 2VSS 23VSS 62VSS 83

VDDLR36

BREF42

AD349AD450

PO.086PO.187

PX.253 PX.152 PX.051

PX.357

ADREF46

ADRSSI 47TXDA 14RXDA 10

PAON 20DRON 8

RXDSG 9

SYDA 12SYCL 13SYEN 11SYRI 21

R1 68

R2 67

MICN 45

MICP 44

HOP 41

HON 40

LOAD 31

VSSO 30

XTAL 32

DCDCCMR25

DCDCDRV24

LRB37DCDCSNS26

MICS 43

PY.015PY.116PY.217PY.318PY.419

PX.458

ADBAT48

VDDBAT35

VDDLO34

ONSW28VDDPM33VDDLI75

CDT27

PL.054

PL.671 PL.570 PL.460 PL.359 PL.256 PL.155

PL.772PL.873PL.974PL.1076PL.1177PL.1278PL.1379PL.1480PL.1581PL.1682PL.1785PL.1888PL.1989PL.2090PL.2191PL.2292PL.2393PL.2494PL.2595PL.2696PL.2797PL.2898

PL.30100 PL.2999

PL.313

PL.357

PL.324PL.335PL.346

T8

E

C

BR3

27KR43k3

R5

1K

F1 2A

C28N.M.

+2.4V_PA

C9N.M.

GND

C4082u2

C403N.M.

C4002p2

BUZ

-

+

SYRI

SYRI

RXDSG

RXDSG

SYEN

SYEN

SYCL

SYCL

SYDA

SYDA

RSSI

RSSI

RXDA

PAON

TXDA

TXDA

Charge Volt MonBattery Volt Mon

CHARGE

BATTERY

Charge Detect

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)(

9)(1

0)

5

KX-TCD650BXC / KX-TCD650BXF

Page 74: Tcd650bx Service Manul

RX-DATA

TX-DATA10.368MHz burst

2V

400ms typically

0.8V0V

C4044n7

C459

2p2

C461

10p

C4431p8

C423

33p

A400Antenna

12

T400

E

C

B

TP402

VCC

R408

1R0

C406

22nF

R403

3K3

C41210p

R405

560R

C4321p8

C445

0p82

C4114n7

TP400

R400

2K7

C42510p

C422

10p

C429

220p

C417

2n2

C4260p68

R402

4K7

C43610p

IC400

35 VCCRXIF

31 VCC2

30 GNDREG2

29 VCOK1

28 VCOK2

7VCCRXRF

9RF

6DIREF

13BPNP

4NC

5NC

3DRX

1RXREF

2DR

26 PD

33 GNDC

32 GNDRXIF

34 RXDA

11RXON

27 GNDTX

10RFX

25 ICHP

24 SYEN

22 SYCL

23 SYDA

20 RXDSG

21 SYRI

38 SHC

36 PF

37 SHR

12VCC1

17TXDA

15VCCBG1

14VCCPLL

16GNDREG1

19RSSI

18GNDPLL

8GNDRXRF

C43710n

C427

N.M.

C44210p

C42810p

R40427K

C43110p

R409

330RTP41

C41410n

TP403

C42

410

p

C41

910

p

C41

310

p

C40

910

p

C40

510

p

+3.6V

VCC

C441100n

C4181n

VCC

C430

N.M.

C42010p

R401

10R

C40747pF

C447N.M.

C435

18p

R40610R

VCC

C434

10n

C433

10p

C43818p

IC401

4PIX

1PSET

2VCCS

5PRAMP

7PSEL

6PAON

10VCC

3PI

9PO

8POX

C4394p7

C4443n3

R410820R

C440

4p7

C450

1p8

C454

10n

C45818p

+2.4V_PA

C45110p

C4483p3

C453

10p

C455N.M.

C4493p3

D400

23

1

L40022nH

C46212p

C460

1p8

C452

10p

R407

N.M.

R411

100R

C45610p

C457N.M.

TP405TP404

C4023p3

C410N.M.

C416N.M.

C4013p3

C4462p7

SYRI

RXDSG

SYEN

SYCL

SYDA

RSSI

RXDA

DRON

DRON

PAON

PAON

TXDA

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)(

9)(1

0)

KX-TCD650BXC/BXF SCHEMATIC DIAGRAM (HANDSET)

52

KX-TCD650BXC / KX-TCD650BXF

Page 75: Tcd650bx Service Manul

IC9

IC8 IC1RF MODULE

IC2

IC6IC4

IC3

IC5

1

17

1

16

32

25

265051

7576 100

TP99

3.3V

TP95

2.65V

TP101

10.369MHz Clock

TP50Off-Hook Voltage

KX-TCD650BXC/BXF CIRCUIT BOARD (BASE UNIT) Component View

KX-TCD650BXC

/KX-TCD650BXF

Page 76: Tcd650bx Service Manul

KX-TCD650BXC/BXF CIRCUIT BOARD (BASE UNIT) Flow Solder Side View

2.65V SDA SCL GNDMODE_SEL

KX-TCD650BXC

/KX-TCD650BXF

Page 77: Tcd650bx Service Manul

C28

C53

R16

BU

Z1

C49

T3

T6

T4

TP

19

TP

12

R30

R27

TP

13

TP

21

TP

10

TP

15

TP

16

TP

9

TP

32T

P2

TP

17T

P31

D10

TP

30

TP

38

C36

C48

C418

C417

C437

C441

R408

C426

C445

C443 C

440C

442

R409

R407

C458

C462

L400

C439

VR

EG

+

D16

L1

D6

C4C5

C411

C403

C408

C400

C447C460

C457

D400C461

T400

C429

C3

C19

C20

C31

R28

C3026 25

R14

R15

C50

C33

TP

6 TP

14

TP

22

TP

8

TP

3

TP

49

TP

4

GN

DS

DA

SD

C

TP

7

TP

36

TP

18T

P50

TP

5T

P1

R56

R55

R13

R52

D8

D21

D19

D18

T8

D1

C1

R51R

3

TP

52

C58

R6

C57

C56

C18

C17

C21

R10

R21

R24

C22

J1

J2

IC1

R42

C7

R25

R1

C15

C14

R8

C5951

50

R61

R67

R68

R50

R5

R54

C51

T7

R62

C54

C2

C52

C27

X1

IC2

F1

C32

7675

C16

TP

26

TP

27

TP

24

TP

33

TP

402

TP

401

IC400

IC401

TP

400

TP

28

TP

11

TP

404

TP

25

TP

405

TP

39R4

TP

53

TP

51

TP

46C

6

C432

C433

C434R

403R

400

R402C

407

C422

C472

C405

R401

R404

C421

C415

C416

C410

C459

C453

C450

C401

C448

C446

A400

C435

C26

C25D3

D2

C444

C9

C452

C455

R411

C458C451

C454C438

C402

C449R

410

R405

C428

C436

C430

C427

C431

R406

C425

C419

C423

C413

C409

C420

C424

C414

C406

1

100

VREG+2.65V

J12.4V Supply

J22.0V Supply

TP113.6V

TP2410.368MHz Clock

GND

SDA

SDC

KX-TCD650BXC/BXF CIRCUIT BOARD (HANDSET) Component View

KX-TCD650BXC

/KX-TCD650BXF

Page 78: Tcd650bx Service Manul

DIS

1

TP

403

LS1K

22K

9

K2 K

5 K19 K20

K15 K

25K

23

M1

K16

K8

K13

K14

K17

K4K

7K10

K21

K6

K11 K1

K3

K24

K18

KX-TCD650BXC/BXF CIRCUIT BOARD (HANDSET) Flow Solder Side View

KX-TCD650BXC

/KX-TCD650BXF

Page 79: Tcd650bx Service Manul

KX-TCD650BXC / KX-TCD650BXF