samsung gt-c3322 metro duos 08 level 3 repair - block-, pcb diagrams, flow chart of troubleshooting

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8. Level 3 Repair

8-1

This Document can not be used without Samsung's authorization

8-1. Block Diagram


Level 3 Repair

8-2



Level 3 Repair

8-3


8-2. PCB Diagrams8-2-1. Top


Level 3 Repair

8-4


8-2-2. Bottom


Level 3 Repair

8-5


8-3. Troubleshooting8-3-1. LOGIC part8-3-1-1. POWER ON

"Power On" does not work

Change Dome Sheet

Check the currentconsumption

100mA?

Yes

No

Yes

Check the batteryvoltage 3.45V

Check the DomeSheet (Crack,

open, etc)?

No

Yes

Download S/W binary

NoChange the battery

Check the initial operation

Voltage of C2002.7V?

Voltage of L2021.1V?

Check the related circuit(C200, L202) & change UCP200

No

Yes

Resolder OSC200Check the clock

at OSC200=32KHz?

No

Yes

CheckC241,TP_SYSRS

T 1.8V?Change PBA

No

Yes


Level 3 Repair

8-6


C231

I2S_DATA_OUTY22

I2S_DATA_INW20

I2S_SYNCW21

I2S_CLKW22

XTAL26M_INT1

XTAL26M_OUTR1

RFAG_NL1

RFAG_PK1

XTAL32K_INAC19

XTAL32K_OUTAC20

21

OSC200

C232

1

OSC201

2

43

DUFSCDCL

DD

GSM850_RX_PGSM850_RX_N

AC2PMU_SWCORE

AC15

PMU_SWCOREAB14

PMU_SWCOREAB15

L202VCORE_1.2V

C200

VGPIO_2.8V

C241 R224

TDI5

7 TDO

2 TMS

4 TRST_N

V_JTAG1

9 GNDPON_RESET_N8

RTCK3

TCK6

VGPIO_2.8V

RSTONTDO

TMSRTCK

TRST_NTDI

TCK

TP_CS_NANDTP_OE N9

_OEO

P1_CEO

L2_AVDO

C5_WEO

B4_RESETO

TP_WETP_SYSRST

NCSNANDOEnWEn

SYSRST

ADVn

UCP200

UME200

UCP200

C200

C201

C202

C204

C205

C207C208

C210

C212C215

C216

C223

C224 C225C226

C227

C231 C232

C235

C236

C237

C238

C239

C240

C305

C306

C314

C318

C323

C357

C361

C362

C363

L202

L305

L307

L308

OSC200

R207

R215

R216

R217

R301

R302

R303

R304

R330

R331TH200

TP_LB

TP_SYSR

ST TP_W

E

TP202

TP203

UCP200 UME200

C241

C347

L310

Q30

0 R224

R312

R314


Level 3 Repair

8-7


8-3-1-2. Charging Part

Abnormal charging part

Replace U301

Display charginganimation

Yes

No

Yes

CheckVBUS(C308)

4.5V in IF300 ?

Check theVoltage in C309

4.8V

No

Yes

Download S/W binary

NoConnect correctly

Check the Travel Adaptor(crack, damage, etc)


Level 3 Repair

8-8


I2C Slave : 400kbps

C309

VBUS

NC 13

6S1S2 7

3 3445 5

8NCNC 910NCNC 11

12NC

IF300

1 122

C308

VBAT

C356

C302

TP305

VBUS_5.0V

C310

ZD30

6

VBUSVBAT

R313

1005100nFC311

TP306VGPIO_2.8V

E4GND

E5SL1

D1BAT

D2SFOUT

D3SCL

D4BC

D5SR2

E1BAT

E2VB

E3VB

B3JIG

B4CAP

B5COMP2

C1UR2

C2UT1

C3IDB

C4SDA

C5COMN1

2NC

A1VIO

A2INT

A3DN1

A4DP2

A5UID

B1MIC

B2BOOT

U301

1NC

ZD30

5

C358

VGPIO_2.8V

AUX_ON

DMDP

JIG_ID_JUSB_DP_JUSB_DM_JVBUS_J

AUX_ON_JRXD1_J

TXD1_J

JIG_ID

UART1_TXDUART1_RXD

USB_INTMUSB_SDAMUSB_SCL

JIG_ID

DPDM USB_DP

USB_DM

C308

C356

IF300

KQ

20AX

-7P-4D

ZD305

ZD306

C302

C309

C310

C311

C358

U301


Level 3 Repair

8-9


8-3-1-3. LCD Part

LCD does not working

Resolder F300~304

LCD back lightworking?

No

Yes

CheckHDC300(crack,op

en, etc)

CheckF300~304(crack,o

pen, etc)

No

Yes

Check Q301, related circuit (crack,open, etc) & Resolder Q301, related

circuit

NoResolder HDC300

Check the display setting(Brightness, backlight, etc)

Change UCP200

Yes

Check theVoltage in C307

2.7V?

No

Change LCD module

Yes

Check the LCDModule (crack,

open, etc)?

No


Level 3 Repair

8-10


C313

NC

31 32N

C33

NC

NC

34

3030

4 455 66

7 7 8 899

23 23 24 2425 25 2626

2727 28 2829 29

3 3

16 161717 1818

19 19

22

20 202121 2222

HDC300

11

101011 11 12 12

1313 141415 15

C316

TP301

C317

TP303

L311

C312

VBAT

C315

OUT4 8GND

10

1 IN1

IN22

3 IN3

IN44

5OUT1

OUT2 6

7OUT3

F303

9GND

4 IN4

OUT1 5

6OUT2

OUT3 7

8OUT4

F304

GND910

GND

IN11

2 IN2

IN33

D300

C330

C307

3 D

1G

2 S

Q301

OUT2 6

7OUT3

OUT48

9GNDGND

10

1 IN1

IN22

3 IN3

IN44

5OUT1

F301

L306

VGPIO_2.8V

7

8OUT4

910

GND

IN11

2 IN2

IN33

4 IN4

OUT1 5

6OUT2

OUT3

F300

GND

TP302

TP300 OUT4TP304GND

IN11

2 IN2

IN33

4 IN4

OUT1 5

6OUT2

OUT3 7

8

F302

GND910

MLCD_CS_N_D

L_RDLCD_RD

L_LD(7)LD(7)

L_LD(5)LD(5)

L_LD(8)LD(8) L_LD(12)

L_LD(13)

L_LD(14)

L_LD(15)

L_LD(11)

L_LD(10)

L_LD(9)

LD(11)

LD(10)

LD(9)

L_RS

L_CS

L_WR

LCD_RS_D

LCD_WR_D

LD(1)

LD(2)

LD(3)

L_LD(4)

L_LD(6)

LD(4)

LD(6)

LD(12)

LD(13)

LD(14)

LD(15)

WLED_DRV

LED_P_16V

L_LD(0)

L_LD(1)

L_LD(2)

L_LD(3)

LD(0)

MLCD_RESET

L_LD(3)

L_LD(1)

LED_P_16V

L_LD(13)

L_LD(6)

L_LD(0)

L_LD(4)

L_LD(2)

LCD_FLM

LED_N

L_LD(5)

L_CSL_RSVGH

L_LD(11)

L_LD(8)L_LD(7)

L_LD(14)

L_WRL_RD

L_LD(15)

L_LD(12)

L_LD(9)L_LD(10)

C307F300F301

F302 F303 F304

HD

C300

TP300

TP301

TP302

TP303

TP304

C229

C312

C313

C315

C316C317

C330 C348

D300 L200L306

L311

Q30

1 R309ZD322


Level 3 Repair

8-11


8-3-1-4. SIM Part

Phone can't access SIM card

Check the voltageof SIM1,SIM2(C325,

C328)2.8V?

Yes

No

Yes

Check SIM_CLKSignal(C354,

C327)?

Replace UCP200

NoReplace UCP200

Check the SIM Card isdamaged

Yes

Check SIM_DATASignal(C326,C329)?

NoReplace SIM300/SIM301


Level 3 Repair

8-12


SIM 1 SIM 2

C328 C329

4 455

6 6

G78

GG910

G

SIM3011 1

223 3

VSIM2_3.0V

C354 C325

4 455

6 6

G78

GG910

G

SIM3001 1

223 3

C327

R319

VSIM_3.0V

R318

C326

SIM_CLK SIM_DATASIM2_RSTSIM2_CLK SIM2_DATA

SIM_RST

C325

C326

R318

TR300

C354 R219 R221

SIM300

5000-6P-1.5SB

SIM301

5000-6P-1.5SBC221

C327

C328

C329

R206 R319

UME200


Level 3 Repair

8-13


8-3-1-5. Microphone Part

Microphone does not work

Check Mic Vias 2.6V at

C227,C360?

Yes

No

Yes

Check MICinductor & Cap.(crack,open,etc)

Resolder C227,C360 or Replace UCP200

NoResolder L305, C361, C362, C363

Check the MIC working

Yes

Check MIC300(crack,open,etc)

NoReplace MIC300


Level 3 Repair

8-14


C3615GND

GND 6

1OUT

PWR 4

MIC300

GND 23GND C363

L305

0ohm

C362

C360

VANA_2.85V

MIC_P

INT_MICAC8

EXT_MICAC9

MIC_BIASAB8 C227

VANA_2.85V

MIC_PEARMIC_PUCP200

C360

MIC300C210

C224C226

C227 C235

C236

C238

C239

C357

C361

C362

C363

L305

R215R

216

R217

R331TH200


Level 3 Repair

8-15


8-3-1-6. Receiver Part

Receiver does not work

Signal on inZD309,ZD314 ?

Yes

No

Yes

Check RCVmodule

(crack,open,etc)

Replace UCP200

NoChange Receiver Module

Check the S/W setting(volume, mute, etc)


Level 3 Repair

8-16


ZD309

ZD312

RCV30011

2 2

ZD314ZD311

RCV_P

RCV_N

U301

ZD309

ZD311

ZD312

ZD314


Level 3 Repair

8-17


8-3-1-7. Speaker Part

Speaker does not work

Signal on in L307,L308 ?

Yes

No

Yes

Check SPKmodule

(crack,open,etc)

Resolder L307,L308

NoChange Speaker Module



Level 3 Repair

8-18


L307

C320

R315

ZD310

SPK300

C318

R317

ZD324C323

L308

C324

C319

SPKOUT_P

SPKOUT_N

C318

C323

L202L307

L308

R302

UCP200


Level 3 Repair

8-19


8-3-1-8. Stereo Headset Part

Stereo headset does not work

Earset detectionworking?

Yes

No

Yes

Earset Buttonworking?

Check L303 (Crack, open, etc) & ResolderL303

No Check L300, R330 (Crack, open, etc) &Resolder L300, R330


Yes

Earset MICworking?

No Check L300, R301 (Crack, open, etc) &Resolder L300, R301

Yes

Earset Speakerworking?

No Check L301, L302, R302, R304, R303(Crack, open, etc) & Resolder L301, L302,

R302, R304, R303


Level 3 Repair

8-20


L302 R304

L301

C306

L300

C301

6 CON-ECON-F7

EAR300

2 CON-ACON-B3

4 CON-CCON-D5

ZD30

2

R300R330

C357

R302

ZD30

4

C303

ZD30

1

L304

R303

C305

ZD30

3

R301

ZD30

0

C300

L303

C304

VGPIO_2.8V

3PI_ADC

3PI_DETECT

FM_ANT

EAROUT_L

EAROUT_R

EARMIC

BH101

BOTHHOLEC146

C147

C300

C301

C303

C304

EA

R300

IJAN

4-92

L300

L301L302

L303

L304

ZD300

ZD301

ZD302

ZD303

ZD304

C236

C240

C305

C306

C314

C318

C357

C362

C363

L305

L307

R301

R302

R303

R304

R330

UCP200


Level 3 Repair

8-21


8-3-1-9. Key Input Part

Key Input does not work

Yes

SIM Switch keyworking?

No Check the TACT300 (crack, open, etc) &change the TACT300

Check the S/W setting(key auto lock, etc)

Yes

Function Key &3x4 Key working?

NoCheck Dome sheet (crack, open, etc) &

Change Dome sheet & UCP200

Yes

Key LED working?No

Check U302, LED300~305 (crack, open, etc)& Resolder U302, LED300~305, R323~R328


Level 3 Repair

8-22


ZD322 C348

1 2

TACT300

G3 4 G5 6 7

KEY_OUT(1) KEY_IN(3)

R325R324

LED304

R323 R326

VBAT

LED302

C350

U302

3 CE

GN

D

5

GND 2

4 VDD VOUT 1

LED305

R328

19-217UTD/S759/TR8

LED300

R327C349

LED301 LED303

KEY_LED_EN

TACT300

C219

C312

C350

D300 L306

U302

LED300

LED301

LED302

LED303LED

304LED

305

R323

R324

R325

R326

R327

R328

SW300

4L-DOM-4.5PIE

SW302

SW306

KEYPAD

SW311

SW316

KEYPAD

KEYPAD


Level 3 Repair

8-23


8-3-1-10. Vibrator Part

Vibrator does not work

Check thevibrator(crack,open, etc) ?

Yes

No

Yes

Check TR300,R320(crack, open,

etc) ?

Change Vibrator Motor

NoResolder TR300, R320

Check S/W setting & ResetS/W setting

Yes

Signal on in pin1 of TR300 ?

NoChange UCP200


Level 3 Repair

8-24


1 3

2

TR300

VBAT

C355

1 1

22

MOTOR300

R320

C359MOT_EN

C342

C351 C352

R320

R321

TR300


Level 3 Repair

8-25


8-3-1-11. T-Flash Card Part

T-Flash Card does not work

Check themicroSD

socket(crack, open,

Yes

No

Yes

Check thevoltage C346

2.7V?

Change CD300(microSD socket)

NoChange UCP200

Check T-flash card (crack,open, etc)

Yes

Signal on inC345,ZD317~321?

NoChange UCP200


Level 3 Repair

8-26


ZD32

1

ZD32

0

VGPIO_2.8V

VSS

DAT21

10 DETGND1112 GNDGND1314 GND

SWT9

4 VDD

6

2 CD|DAT3

CLK5

CMD3

DAT078 DAT1

CD300

VMMC_2.8V

C345

ZD31

8

R322

ZD31

9C346

ZD31

7

SD_DATA(1)SD_DATA(0)

SD_CMDSD_DATA(3)SD_DATA(2)DETECT_SD

SD_CLK

C345

C346

CD300

R322

ZD317

ZD318

ZD319

ZD320

ZD321


Level 3 Repair

8-27


8-3-1-12. Camera Part

Camera does not work

Check cameramodule & socket

(crack, open, etc) ?

Yes

No

Yes

Check Signal onin pin4,6 of U303?

Change camera module & socket

NoChange UCP200

Check S/W setting in cameramode

Yes

Check Signal onin C321

NoChange UCP200

Yes

Check thevoltage in C3532.7V, C352

1.4V?

NoResolder U303


Level 3 Repair

8-28


VCAM_2.8V

R321

C351

VCAM_1.8V

C342 C343

32

445 5

667 7

889 9

252626

27 272828

29 29

3 3

30 303131

32

181819 19

22

202021 21

222223 23

242425

101011 11

1212

1313

141415 15

161617 17

SOC300

1 1

C352

C344

VCAM_2.8V

C353

VCAM_1.8V

GN

D7

VDD5

VOUT1 1

2VOUT2

U3036 CE1

4 CE2 GND 3

VCAM_2.8V

VBAT

CAM_D(3)

CAM_D(7)

CAM_D(4)

CAM_D(6)CAM_D(5)

CAM_MCLK

CAM_RST

CAM_SDA

CAM_SCL

CAM_D(0)

CAM_PCLK

CAM_VSYNCCAM_HSYNC

CAM_D(1)CAM_D(2)

VCAM_2.8V_EN

VCAM_1.8V_EN

C322

C342

C343

C344

C351 C352

C353

C355

C359

L309

R213

R214

R218

R316

R320

R321

SOC

300

U30

3


Level 3 Repair

8-29


8-3-2. RF part8-3-2-1. GSM850 Receiver

RX ON(Call Connected)TCH Channel : 190 ChBCH PWR = -60dBm

Check PAM100

Check UCP200

Normal conditionCatch the channel?

Yes

No

Yes

RFS100Pin 2

>= -60dBm

PAM100Pin 15

>= -70dBm

No

Yes

Check Ant and ResolederL100,C124,C117,L103,C120

No

END

Resolder RFS100,L104,L101

F102Pin 6,7

>= -75dBmCheck C139,L111,C143

(crack,open,etc)

No

Yes

Check F102,L112,C142PAM100Pin 17

>= -70dBm

No

Yes


Level 3 Repair

8-30



Level 3 Repair

8-31


8-3-2-2. GSM850 Transmitter

TX ON(Call Connected)TCH Channel : 190 Ch

TCH Pwr = 5Level(33dBm)BCH Pwr = -50dBm

PAM100 Pin15>= 20dBm Resolder RFS100,L101,L104

PAM100 Pin4>= 20 dBm

No

No

Yes

Yes

END

Check UCP200,L114(crack,open,etc)

Resolder or Change PAM100

RFS100 PIN 2>= 20dBm Resolder L110,C117,C124,L103,C120

No

Yes


Level 3 Repair

8-32



Level 3 Repair

8-33


8-3-2-3. GSM900 Receiver


Check PAM100

Check UCP200


Yes

No

Yes

RFS100Pin 2

>= -60dBm

PAM100Pin 15

>= -70dBm

No

Yes


No

END


F102Pin 8,9

>= -75dBmCheck C144,L113,C145

(crack,open,etc)

No

Yes

Check F102,L112,C142PAM100Pin 17

>= -70dBm

No

Yes


Level 3 Repair

8-34



Level 3 Repair

8-35


8-3-2-4. GSM900 Transmitter





No

No

Yes

Yes

END

Check UCP200,L114(crack,open,etc)


RFS Pin2>= 20dBm Resolder L110,C117,C124,L103,C120

No

Yes


Level 3 Repair

8-36



Level 3 Repair

8-37


8-3-2-5. DCS Receiver


Check PAM100

Check UCP200


Yes

No

Yes

RFS100Pin 2

>= -60dBm

PAM100Pin 15

>= -70dBm

No

Yes


No

END


F101Pin 6,7

>= -75dBmCheck C133,L108,C134

(crack,open,etc)

No

Yes

PAMPin 18

>= -70dBmCheck F101,C135,L109

(crack,open,etc)

No

Yes


Level 3 Repair

8-38



Level 3 Repair

8-39


8-3-2-6. DCS Transmitter





No

No

Yes

Yes

END

Check UCP200,C149(crack,open,etc)


RFS Pin2>= 20dBm


No

Yes


Level 3 Repair

8-40



Level 3 Repair

8-41


8-3-2-7. PCS Receiver


Check PAM100

Check UCP200


Yes

No

Yes

RFS100Pin 2

>= -60dBm

PAM100Pin 15

>= -70dBm

No

Yes


No

END


F101Pin 8,9

>= -75dBmCheck C136,L110,C138

(crack,open,etc)

No

Yes

PAMPin 18

>= -70dBm

Check F101,C135,L109(crack,open,etc)

No

Yes


Level 3 Repair

8-42



Level 3 Repair

8-43


8-3-2-8. PCS Transmitter





No

No

Yes

Yes

END

Check UCP200,C149(crack,open,etc)


RFS100 Pin2>= 20dBm


No

Yes


Level 3 Repair

8-44



Level 3 Repair

8-45


8-3-2-9. FM RADIO

Earphone Deteced? Resolder L303, UCP300 and Neighboring Circuits.No

Yes

No SOUND?(Earphone mode

Loud mode)

ResolderEarphonemode:

C146,C233,C234,R216,R217,R302,R304,L301,L302C301

Loude mode:C146,C233,C234,R216,R217,L307,L308,C301

No

Yes

C141, C148 = 2.8V ? Check UCP200No

Yes

Change U104 and

Resolder Neighboring Circuits.

FM RADIO is out of order.

Yes


Level 3 Repair

8-46


5X

TAL

15N

C

NC

16

NC

1819N

C

RFIN2

ROUT12

VC

C14

9VCCIO

7C

LOC

K

DA

TAIO

8

17G

ND

13G

ND

A

10GNDD

1GNDRF

11LOUT

3NC

U104B

US

EN

6

BUSMODE4

C146

C140

C148

C147

C141

VGPIO_2.8V

VGPIO_2.8V

32KHz_DIGIT

FM_S

CL

FM_S

DA

FM_L

FM_R

FM_ANT L302 R304

L301

C306

L300

C301

6 CON-ECON-F7

EAR300

2 CON-ACON-B3

4 CON-CCON-D5

ZD30

2

R300R330

C357

R302

ZD30

4

C303

ZD30

1

L304

R303

C305

ZD30

3

R301

ZD30

0

C300

L303

C304

VGPIO_2.8V

3PI_ADC

3PI_DETECT

FM_ANT

EAROUT_L

EAROUT_R

EARMIC

C233

R217C234

C239

R216

C238

FM_L

FM_R L307

C320

R315

ZD310

SPK300

C318

R317

ZD324C323

L308

C324

C319

SPKOUT_P

SPKOUT_N


Level 3 Repair

8-47


8-3-2-10. BLUETOOTH

CheckANT condition is OK?

(crack etc)Change Ant102

No

Yes

Check C116, L102

(crack,open,etc)Resolder or Change

C116

No

Yes

CheckC119 = 26Mhz? Check UCP200

No

END

Bluetooth is out of order.

Yes

Yes

CHECK U103 and Neighboring Circuits(crack,open,etc)

CheckR104, C100,C102

C109 = 2.8?

No

CHECK U100 and Neighboring Circuits.(crack,open,etc)

Yes

CheckF100

(crack,open,etc)Resolder or Change

F100

No

Yes

CheckL105=1.5V?

CHECK U103 and Neighboring Circuits.(crack,open,etc)

No

Yes


Level 3 Repair

8-48


VBT_2.8V

C125

R107

TP105

H2 PCM_OUTH3 PCM_CLKH4 PCM_SYNC

H5

VSS

_DIG

VDD

_PA

DS

H6

H7 SDIO_CLKCSPI_CLK

G1

VD

D_R

AD

IO

G2SPI_MOSI

G3RST#

G4 PCM_IN

G5TEST_EN

G6 SDIO_DATA3|CSPI_CS#|UART_CTS

G7 SDIO_DATA0|CSPI_MISO|UART_TX

H1SPI_CLK

E6CLK_32K

E7 PIO4

F2RF_P

F3V

SS_S

CR

EE

N

F4SPI_MISO

F5N|CS

SDIO_DATA1|CSPI_INT|UART_RTSF6F7 SDIO_DATA2|UART_RX

D4N|CS

PIO7D5

D6 SDIO_CMDCSPI_MOSI

D7

VDD

_CO

RE

E1

VSS

_RA

DIO

E2RF_N

E4SPI_CS#

E5 SDIO_SD_CS#

C1

VSS

_LO

C2N|CS

C3

VSS

_AN

A

PIO0C4

C5 PIO2C6 PIO3

C7 PIO9

D2N|CS

A6VREGENABLE

A7VD

D_P

AD

S

B2VREGIN_L

B3LO_REF

B4AIO0

B5 PIO1

B6

VSS

_DIG

B7 PIO5

U103

1NC 2NC

A1VD

D_A

NA

A2XTAL_OUT

A3XTAL_IN

VREGOUT_H A4

A5VREGIN_H

R101

GG

78

GNC

3

1UNBAL

F100

BAL4

6 BAL

DC

|GN

D

2 5

VBT_2.8V

C104

TP103

C107

C102

VBT_2.8V

R104

ANT1021

1

22

L105

C115

C109

R105

VBAT

BT_LDO_1.5V

C116

TP100

C108

TP104

L102

C103

L106

BT_LDO_1.5V

C127

VBT_2.8V

C100

3 CE

GN

D

5

2GND

4 VDD VOUT1

U100

TP101

C119

R108

SYS_CLK_REQ

BT_EN

DDDU

DCLFSC

SPI_SCS

BT_INTSPI_DATAIN

SPI_DATAOUTSPI_SCLK

32KHz_DIGIT_P

BT_RST

BT_CLK

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