Grand prime G531M Las esquemáticas

8. Level 3 Repair 8-1. Block Diagram

8-1

Confidential and proprietary-the contents in this service guide subject to change without prior notice. Distribution, transmission, or infringement of any content or data from this document without Samsung Samsung’s ’s written authorization is strictly prohibited.

Level 3 Repair

8-2. PCB Diagrams 8-2-1. Top

2 0 5 D Z 4 0 5 C

5 0 0 0 5 0 0 D 5 5 Z L D

1 0 5 D Z

Z

C531

L502 L503

R503

C500

C501 L210

4 0 5 D Z

R511

U604

8 0 5 R

7 0 5 D Z

HDC500

4 1 0 0 5 5 L L

5 0 5 R

L507

2 0 6 C D H

3 0 5 D Z

C503

R409

4 0 5 R

1 0 2 T N A

C502

R411

R516

C613

R515

C614

6 0 5 C

C530

0 0 4 D E L

0 7 2 1 6 6 C R

R603

1 2 5 C

6 1 4 R

3 2 5 C

6 2 5 C

L516

2 1 2 L

C227

1 0 6 U

R616

0 0 6 L

5 3 2 C

1 0 6 L

0 0 6 U

D600

L602 3 1 6 7 1 6 C

0 2 6 R

C508

C619

U 2 1 6 C

R614

5 0 5 C

R615

C220

0 0 5 T

R512

C328

C329

C461 4 5

C

2 0 4 L

6 0 4 L

1 0 4 L

SC104 C426

C322

C457 C427

C489 C490

C488

3 3 4 C

5 2 4 C

5 1 4 C

R419

C403

C437

2 1 4 C

9 0 4 C

C325

1 5 4 C

ZD508

ZD509

L509 L510 P_RX T P_RX _I _N

TP_RX _I _P

C623

C515

C516

3 0 6 U

C215

TP201

L204

C640 TP204

TP200

R630

0 0 2 F

R627

C622

L200 2 0 2

3 2 2

C439

C413

C408 C440

C209

6 0 2 C

2 7 0 0 4 4 C

C447 C

OSC400

SIM600

C

C205

C418

R200

C203 5 0 2 L

C208

7 1 2 C

L202

C210 1 2 2 C

SIM601

2 0 2 C

L214

C639 TP _B T_ PCM_ OUT

C627

ZD600 C628

8 2 6 R

C222

4 0 2 C

U201

C207

C419

C420

6 2 6 C

8 1 2 C

L207

1 2 4

6 0 4 C

L203 2 4 1 1 2 2 C C 1 1 2 C

C200

4 1 0 0 1 1 4 4 4 C C C

C

1 0 2 C

4 5 1 0 0 0 4 4 4 C C L

C438

2 2 4 C

TP_ RX_ Q_N

C318

C321

R

U402

C459

4 2 3 4 2 C

1 6 3 C

L403

C460

4 C

ZD402

6 2 3 C

T N I _ C C A _ P T

C444

C456

L404 C452

9 2 4 C 1 6 3 3 4 4 C C435 C

C432

7 1 3 2 0 2 3 3 3 C C C

4 0 2 0 3 3 C C

C

L215

N A

C319

C330

5 5 4 4 C C

0 4 2

1 0 5 T

N A

P_RX T P_RX _Q_P

C302

5 0 4 L

6 0 2 L

R613

7 8 1 0 6 5 R

0 0 2 6 1 3 3 3 3 C C C

C602

C462

0 0 2 T N A

GA500

C616

C

0 0 5 U

C509

C507

8 1 6 R

C601

3 5 4

R422

6 2 2 C

9 0 2 L

L208

C600

C430

1 1 2 L

U202

C236

C606

TP_ERR

4 2 2 C

9 1 5 R

0 2 5 C

7 0 4 R

1 0 4 U

R109

0 0 6 C D H

2 2 5 R

L515

C443

C

1 2 6 C

5 1 4 R

OSC200

5 0 6 C

2 4 4

U602

R107

4 2 5 R

C615

4 2 6 C

R110

6 5 0 5 0 5 D L Z

L508

1 1 6 R

1 0 6 D Z

0 3 6 C

3 0 6 D Z

9 3 2 2 6 6 C R

2 0 6 D Z

1 3 6 C 4 0 6 D Z

P_ T P_ BT _P CM_ SYNC

TP203

TP _B T_ T_ PCM_ IN

TP202

TP _B T_ T_ PCM_CLK

C632

C625

L102 C102 L101

0 0 1 S F R

3 0 1 C

4 0 1

C101 C

0 0 1

L100

5 0 1 C

C

ANT101 R101

ANT100

8-2


Level 3 Repair

8-2-2. Bottom

U501

C524

5 2 5

R520

R521

C

3 2 5 R

C522

C527

8 2 5 C

U502

C529

BH400 0 0 1 G F

1 0 6 C D H

R322 TP604

R323 TP603

R609

TP602

FG102

R608 R607 1 0 6 P T

C609 0 0 6 P T

C610 C607

1 0 1 G F

0 0 4 P T

TP402

BH406

6 0 6 R

C339

5 0 6 R

C340

7 4 3 C

C344

1 0 4 P T

R330

8 3 3 C

3 4 3 C

R625

R626 4 2 6 R

C348

2 2 6 R

1 2 6 R

9 2 3 R

9 5 3

8 5 3 C

0 0 6 D _ P T

P _ C _ P T

C316

F600

F601

C

9 2 6 R

7 5 3 C

U300

C608

C314

C341

2 1 3

C

1 5 3 C

TAC400

C309

N E _ L T X _ P T

C313 R337

TP _B T_ T_ VREG _EN

4 1 3 R

C311 C310

UCP300 UME300

B U _ P T

C349

C307

2 5 3 C

C308 6 0 3

C

5 4 3 C

1 0 2 F

8 2 2 C

C225

C153 L138

C239

3 0 2

C229

7 3 2 C

7 0 1 C

6 4 1 L

4 3 2 C

0 3 2 C

L147

0 1 1 C

8 0 1 R

R111 TH100

R401

C401

C400

R400 R402

C428

9 2 1

C

6 4 1 C

2 2 1 L

R102

L124

7 3 1 C

C127 C126 C125

3 2 1 L

3 1 1 C

9 1 1 C

3 2 1 C

5 0 1 L

5 1 1 C

4 2 1 C

6 0 1 L

1 3 1 C

0 3 1 C

C136

C176

8 2 1 L

1 4 1 L

0 4 1 L

0 8 1 C

L133 L131

0 6 1 C

6 5 1 C

F 3 4 1 L

C168 C175

9 7 1 C

R324 R318

R317

C305

4 3 4 R

C178 8 5 1 C

4 4 1 L

R431

5 6 1 C

2 3 4 R

C171

8 2 3 R

7 2 3 R

4 7 4 C

TP_MUS_ INT

T O O B

C148

U101

C151 0 5 1 C

7 1 1 L

8 1 1 L

1 0 1 F

2 1 1 L

L111

L

L129

0 3 1 L

9 4 1 C

L116

9 1 1 L

C169

U102

L132

C170

8 7 4

0 2 1 L

C

TP_ RFSCK

L121 C134

3 1 1 L

4 1 1 L

R105

C133 C132

9 0 1 L

R104 0 1 1 L

N E S _ P T

5 7 4 C

TP_SDA

R333

5 0 4 U

7 6 4 C

7 7 4 C

C476

1 3 3 R

C434

C417

4 0 6 R

4 3 3 R

6 1 4

C317 C334

R304

C333

R517

2 4 4 R

C510

R413

C513

R414

C472

9 0 3

R

R308

5 0 3

C355

R

R310

7 0 3 R

R303

C332

R313

R306

R302

R311

C446

C

5 6 4 C

E K A W _ W T S O H _ L W _ P T

L410

C468

R423 R425

SUS100

4 6 4

C

C303

C449 C450

3 3 4 R

1 4 4

R408

R

R443 C483 ZD401

C448

1 9 4 C

C445

TAC402

C470 C471 5 8 4 C

U404

R446 R445

6 8 4 C

C473 R429

R106

6 3 3 R

1 1 6 C

TP605

4 8 4 C

C173

R332

2 1 6 R

3 0 6 C

VR400

R319

D X R _ F I _ P T

7 6 1 C

R335

0 1 6 R

R412

C362

1 4 4 C

C342

R326

0 0 5 1 3 4 C R

C304

1 6 1 C

C163 C164

L136

L126

2 7 1 C

5 2 3 R

1 8 1 C

6 6 1 C

L135 C152

L125

4 0 1 F

4 0 0 2 1 1

C

F105

L137

C174

6 0 1

L139

C177

L300

C

4 5 3 C

R321

0 0 1 C S O

L134

9 5 1 C

L145

F103 2 2 1 C

6 4 3

R315

TP_CHG_ EN

0 4 1

C

C154

1 2 1 C

8 3 1 C

1 4 1 C

2 0 1 F

R403 4 1 1 C

7 3 3 C

R320

5 1 1 L

7 0 1 L

C

3 0 1 R

L142

8 0 1 L

9 3 1

7 1 1 C

SC103

0 0 1 M A P

C

C315

SC105

C145

PAM101

C

8 0 1 C

5 3 3

R316

R312

L127 8 1 1 C 6 1 1

F100

C233

D X R _ S P G _ G P T

P_GPS_ T P_GPS_ CTS

6 0 1 C

TAC401

3 0 1 L

N _ T R _ S R N A L W _ W P T

C147

C232

C231

U

TP_ GPS_P WON

D X T _ S P G _ P T

TP_GPS _RTS

9 0 1 C

R

C353

C

0 0 1 U

C112

L213

0 0 3

R301

C

C155

2 6 1

C157

TP _S LEEP _C LE LK _200 LK 00

C142 C143 C144

6 3 3

7 8 4 C

9 6 4 C

9 7 4 C

9 3 4 R

0 4 4 R

8 3 4 R

BTC400

4 2 4 R

C128

BH405

SUS109BH401

3 0 1 G F

SUS107

4 0 1

G F

JTAG300 JTAG302

JTAG303 JTAG301

SUS108

FG105

ANT102

ZD403 8 2 4 R

R430

2 0 4 H B

2 1 5

C

L513 L512

1 1 5

C

8 1 5

R

0 1 5 D Z

1 1 5 L

0 2 4 C R 4 1 5

1 0 4 R V

R426

C466

C463

MIC500

BH403

U403

4 4 4 R

C480

C458

C481

2 0 5 T N A

L407 R418

R436

L409

ZD400 2 8 4 C

IFC400

R435 R437

C517

C518

D500

4 1 5 L

ANT401

0 0 4 T N A

3 0 5 T N A

BH404

8-3


Level 3 Repair

8-3. Flow Chart of Troubleshooting Equipments

 Oscilloscope

 Digital Multimeter

 Power Supply



 8960 & Spectrum Analyzer

+ driver, ESD Safe Tweezer

 Soldering iron

8-4

Confidential and proprietary-the contents in this service guide subject to change without prior notice. Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.

Level 3 Repair

8-3-1. Power On

Device can`t power on.

Check the Battery Voltage. Is it more than 3.4V?

No

Charging the battery by TA.

Yes Check the power key (open, etc)

Abnormal

Change the power key And retry to the power-on operation.

Yes

Power-on the phone and check the power-on sound is ok?

Yes

Change the LCD ASSY

No

Check the U402 output voltage

No

If the output voltage is not satisfied with normal condition, Change the U402

(C452=1.2V)

Yes

No

Check CLK in

Resolder or Replace OSC400

OSC400 PIN = 32.768K?

Yes check the initial operation

END

8-5


Level 3 Repair

8-6


Level 3 Repair

8-3-2. Initial (Lock up) Initial Failure (Lock up when booting)

If Phone do not go download mode, boot code area

No

of eMCP is damaged.

Re-download SW the phone.

It need to change the UME300(eMCP)

Download success

No Resolder or Replace OSC400

Check CLK in OSC400 PIN = 32.768kHz?

Yes

Abnormal

Check UCP300

(crack, open, damaged, etc.)

Resolder or Replace UCP300 or PBA

Normal

Change UCP300, U402 Abnormal

Change PBA

END

8-7


Level 3 Repair

8-8


Level 3 Repair

8-3-3. Charging Part

TA / USB Insert

Yes No Charging Sequence Start VBUS_5V_IF = 5V (C478)?

Check the TA / USB connected or not

Yes

Check the voltage VBUS_5V_OVP = 5V (C467)

No

Resolder or Replace U405

Yes

Battery is Charging?

No


Yes END

8-9


Level 3 Repair

8-3-4. Microphone Part

Check microphone function in voice call speaker mode or in voice recording mode Yes

Check the voltage at L511 = 2.8V

No Resolder or replace L511, U402

Yes

Check component soldering status of MIC500

No

Resolder or replace MIC500

Yes

END

8-10


Level 3 Repair

8-3-5. Speaker Part

Check speaker function. Play MP3 with maximum volume level. Yes

Check the connection of ANT500, ANT501 in main PCB

No Reconnect speaker contact in main PCB

Yes

Replace the speaker module

Yes

No

Check the signals on L509, L510 in main PCB

Replace U402

Yes

END

8-11


Level 3 Repair

8-3-6. Receiver Part

Check receiver function in voice call receiver mode. Yes

No

Check the connection of HDC500

Reconnect HDC500

Yes

Check RCV Module and neck of FPCB connecting, could you see any damage on it?

No Replace the RCV module

Yes

No

Check the signals on C500, C501 in main PCB

Resolder or replace U402

Yes

END

8-12


Level 3 Repair

8-3-7. LCD

LCD is still off after PWR ON

Yes No

Check the connection of HDC600

Reconnect the HDC600

Yes

Check the Voltage C600 = 26V?

No Resolder or Replace the U601

Yes

No

Check the Voltage C621 = 3V?

Resolder or Replace the U602

Yes

No

Check the Voltage C606 = 1.8V?

Resolder or Replace the U402

Yes

Replace LCD Module Yes

END

8-13


Level 3 Repair

8-14


Level 3 Repair

8-3-8. TSP

Touch Screen does not work

Yes

No

Check TSP Connector on Main PBA


Yes

No

Check the Voltage C605 = 3V ?


Yes

No

Check the I2C signal R605, R606 = 1.8V?

Resolder or Replace R605, R606

Yes

Replace LCD Module

Yes END

8-15


Level 3 Repair

8-16


Level 3 Repair

8-3-9. 8M CAM (Main) "Camera" function does not work

Yes

No

Check the Camera connector on Main PBA


Yes

No

Check the voltage C607, C608 = 2.8V? C609 = 1.8V?

Resolder or Replace C607, C608, C609 = U402

Yes

No

Check the voltage C610 = 1.2V ?

Resolder U600 Replace the PBA

Yes

No

Check the I2C line R322, R323 = HIGH

Resolder R322, R323 Replace the PBA

Yes

Replace the camera module

Yes

END

8-17


Level 3 Repair

8-18


Level 3 Repair

8-19


Level 3 Repair

8-3-10. 5M CAM (Sub) "Camera" function does not work

Yes

No

Check the Camera connector on Main PBA


Yes

No Resolder or Replace C613, C614 = U402

Check the voltage C613 = 1.8V? C614 = 2.8V?

Yes

No

Check the voltage C615 = 1.2V ?

Resolder U600 Replace the PBA

Yes

No

Check the I2C line R322, R323 = HIGH ?

Resolder R322, R323 Replace the PBA

Yes

Replace the camera module

Yes

END

8-20


Level 3 Repair

8-21


Level 3 Repair

8-22


Level 3 Repair

8-3-11.

WIFI / BT Part

BT / WIFI is not working

Yes

Check BT / WiFI function ON

No

Enable BT / WIFI Function

Yes Check the Voltage on C200 = 1.8V ?

No

Check the U201(crack, open, damaged, etc.)

Yes Check 26MHz Clock at C223 ?

No

Check the U102, OSC100(crack, open, etc.)

Yes Check the Status of C211,L207,C218,C214,L203?

No

Resolder or Replace C211,L207,C218,C214,L203

No

Resolder or Replace C215,C240,L215,L206,F200, ANT200

Yes

Check the Status of C215,C240,L215,L206,F200, ANT200?

Yes


Yes END

8-23


Level 3 Repair

8-24


Level 3 Repair

8-25


Level 3 Repair

8-3-12. GPS Part

GPS is not working

Yes

Check GPS function ON

No

Enable GPS Function

Yes

Check the Voltage on C229,C230, = 1.8V? C231 = 3.3V?

No

Check the U402 (crack, open, damaged, etc.)

Yes

Check 26MHz Clock at OSC200 ?

No

Check the OSC200 (crack, open, etc.)

Yes

Check the Status of L213,C239,F201

No

Resolder or Replace L213,C239,F201

Yes

Check the Status of U202,ANT201,C224,L210 L211,L212

No

Resolder or Replace U202,ANT201,C224,L210,L211,L212

Yes


Yes END

8-26


Level 3 Repair

8-27


Level 3 Repair

8-28


Level 3 Repair

8-3-13. GSM 850,900,1800,1900 / WCDMA BAND 1,2,5,8 (RX) NORMAL CONDITION catch the channel? No

Trouble occurs only in GSM QUAD / W QUAD ?

CHECK soldered components ANT100,ANT101,RFS100,C100,C101,C103, L100,C104,C102,L101,L102,C106,L147 OR Try 8-3-3 Repair procedure

NO

Yes

Check 850: L117,L116,L119,L120,L121 1800,1900: L111,L112,C128,L109,L110, C132 L113,L114,C134,C133 B1: C176,L142,C174,L143,L144,C175 B2: C159,L134,L137,C156,L135,L136,C160 900,B5,B8: C150,C154,C151,C148,L129, L130,C149,L132 soldering condition for any damage (crack, open, etc)

CHECK soldered components Yes

850: L117,L116,L119,L120,L121 1800,1900: L111,L112,C128,L109,L110, C132 L113,L114,C134,C133 B1: C176,L142,C174,L143,L144,C175 B2: C159,L134,L137,C156,L135,L136,C160 900,B5,B8: C150,C154,C151,C148,L129, L130,C149,L132

No

Check PAM100, PAM101,U101, F101~F106 for any damage

Yes

Resolder or change PAM100,PAM101,U101, F101~F106

(crack, open, etc)

No

Check U102 for any damage

Yes

(crack, open, etc)

Resolder or change U102

No Change the board

END

8-29


Level 3 Repair

6 1 3 4 L K K G

C100

ANT100 1 1 2

C101

L100

2 ANT

2 C103

L101

C106

G10 RX_4P F11 RX_4N

VBAT_PA

H11 J10

ANT101 1 1 2 2

H1 J2 G2 F1

L105

B3 B1 C2

C11 3

TX_TR_OUT_2G_HB

4 0 1 L

1800, 1900

C114

C115

D3 D1 E2 F3

TX_IP TX_IN TX_QP TX_QN

U102

RX_5P RX_5N

K11 L10

A4 A2 B5

TX_H1 TX_H2 TX_H3

E10 RX_3P D11 RX_3N

L102

B7 A8 A6

TX_L1 TX_L2 TX_L3

RX_2P RX_2N

3

C104

O I G F F X D R R 5 8 8 1 V V V 1 V 1 1 D D D 1 D D D D D V V V V

RX_1P RX_1N

C10 B11

G

4

C105

L147

C102

COMMON 1

G

R101

B9 A10

RFS100

K7 J6

REFOUT1 REFOUT2

RX_6P RX_6N

CLK26M

RX_IP RX_IN RX_QP RX_QN

CLK_32K

L2 K5 L4

XO_P XO_N

SPI_LE SPI_CLK SPI_DATA

L8 C4

PDET

DECOUPLE_RX DECOUPLE_TX_SYN XO_MODE DECOUPLE_RX_SYN

J8

1 2 R105

MARK MARK S S S S S S S S S S S S V V V V V V

C1 19

TX_TR_OUT_2G_LB

C120

L106 850, 900

1 2 1 C

C124

C123

3 4 1 1

9 10

T C T C A V B V

TX_HB_IN

4 3 7 8 7 9 J H D E F H

2 2 1 C

6 2 T N A

17 TXEN 18 VRAMP 16 MODE

TX_LB_IN

12 BS1 11 BS2

BS1 BS2

R104

K9 E4 G6

GSM_PA_EN PA_RAMP PA_MODE

19 TRX1 20 TRX2 21 TRX3 22 TRX4 23 TRX5 24 TRX6

PAM100

1 GND 2 GND 3 GND 4 GND

5 2 1 C

R102

7 2 1

6 2 1 C

C128

C

RX_TR_IN_G1900_N

G G G G G G G G G G G G G G G G G G G G G G G G 0 3 1 C

1 3 1 C

5 6 7 8 5 5 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 1 2 2 2 2 3 3 3 3 3 3 3 3 3 3 4 4 4 4 4

F101

L111 1

6 GSM1900_OUT 7 GSM1900_OUT 8 GSM1800_OUT 9 GSM1800_OUT

GSM1800|1900_IN

L112

2.5G PAM

L110

L109

C132 RX_TR_IN_G1900_P RX_TR_IN_G1800_N C133

G G G G G

L114

L113

2 3 4 5 10

C134 RX_TR_IN_G1800_P

F103

VRF_SW_3P0

L 117

1

L118

OUT 3 4 OUT

IN G

G

2

5

L116

L119

L126

RX_TR_IN_G850_P

L120

L121

RX_TR_IN_G850_N

RX_DPX_OUT_G900_B8_N

L128

1 2 3

RX_DPX_OUT_B5_N

TRX_B5 TRX_B8 TRX_B1 TRX_B2

0 1

RX_DPX_OUT_G900_B8_P

C150

4

PORT3+ GND

3 T R O P

PORT2-

VDD

U101

GND

PORT1PORT1+

+ 2 T R O P

CTL

9

L129

C148 25V

8

RX_TR_IN_B5_8_N

7 6

25V

L130

C149

C151

5

L132

C129

TRX_B8

RX_TR_IN_B5_8_P RX_SW_CTL_B5_8

C154

L107 L108

RX_DPX_OUT_B5_P

850/900_RX_SWITCH

F102

6 ANT L115

3

RX

8

G GG G

L145

2 4 57

6 3 1 C

VBAT_RF


RX 1

TX


VDD_WPA C137

TRX_B5

L123

8 3 1 C

V_MODE_0

9 3 1 C

0 4 1 C

F104

1 4 1 C

6

PA_ON_B1 3

L124

PA_ON_B8 PA_ON_B2 C145

TX_PA_OUT_B5_8 2 4 1 C

3 4 1 C

8 9 0 1 2 3 4 3 3 4 4 4 4 4

4 4 1 C

26 27 28 29 30 31 32 1

7 2 1 L

PA_ON_B5

H H H H H H H T T T T T T T _ _ _ _ _ _ _ D D D D D D D N N N N N N N G G G G G G G

LB_RFIN GP1 GP2 GND GP3 GP4 GP5 HB_RFIN

M R E T _ R R D D D D D D L L N N N N N N P P G G G G G G C C

2 3 4 5 6 7 8

9

H H H H H T T T T T _ _ _ _ _ D D D D D N N N N N G G G G G

T N A

RX RX

1

RX_DPX_OUT_B5_N

8

G G G G 2 4 5 7

2 D D D D D D T | N N N N N N T 1 G G G G G G A C B C V V

PAM101

TX

L125

5 4 3 2 1 0 9 8 2 2 2 2 2 2 1 1

L122

B8 NC B5 GND B2 B4 NC B1

6 4 1 C

RX_DPX_OUT_B5_P

17 16 15 14 13 12 11 10

L131

TRX_B2

L133

C152

3 4 5 6 7 3 3 3 3 3

3 5 1

C

F105

6 5 5 1 C

L134

T U O _ E L P U O C _ A P

C157

TX_SW_OUT_B1_2

8 3 1 L

C156

ANT

3

RX 1

TX RX

R103

RX_TR_IN_B2_N

8

L136

L135

G GG G

L137

24 5 7

9 5 1 C

RX_TR_IN_B2_P C160

2 6 1 C

L139

TRX_B1 L141

L140

3G QUAD PAM(B1/B2/B5/B8)

F106 C168

RX_TR_IN_B1_P

6 ANT RX 1

L142

3 TX

L144

L143

RX 8 G G G G

C174 6 7 1 C

2

4 5

RX_TR_IN_B1_N

7 C175

8-30


Level 3 Repair

8-31


Level 3 Repair

8-3-14. GSM 850,900,1800,1900 / WCDMA BAND 1,2,5,8 (TX) NORMAL CONDITION catch the channel? No Trouble occurs only in GSM QUAD / WCDMA QUAD band?

CHECK soldered components ANT100,ANT101,RFS100,C100,C101,C103, L100,C104,C102,L101,L102,C106,L147 OR Try 8-3-3 Repair procedure

NO

Yes

Check 850,900 :C123,C124,L106 1800,1900 :C114,C115,C113,L105 B1 :C112,C116,C117,C118,L141,L140, L139,C174,L142,C176 B2 :C108,C110,L146,C109,L103,C112 C152,L131,L133,L134,L137,C159 B5 : L122,C137,L123,L125,L124,C146 B8 : L108,C129,L107,L145,L115,C136 soldering condition for any damage (crack, open, etc)

Yes

Check 850,900 :C123,C124,L106 1800,1900 :C114,C115,C113,L105 B1 :C112,C116,C117,C118,L141,L140, L139,C174,L142,C176 B2 :C108,C110,L146,C109,L103,C112 C152,L131,L133,L134,L137,C159 B5 :L122,C137,L123,L125,L124,C146 B8 :L108,C129,L107,L145,L115,C136

No

Check PAM100, PAM101, U100, F102, F104, F105, F106

Yes

for any damage (crack, open, etc)

Resolder or change PAM100, PAM101, U100, F102, F104, F105, F106

No

Check U102

for any damage

Yes

(crack, open, etc)

Resolder or change U102

No Change the board

END

8-32


Level 3 Repair

VRF_SW_3P0

C107

F100 U100 C108

TX_PA_OUT_B2

2

RFS100 C101

L100

2 ANT

2

COMMON

G

R101

1UB

C109

UB 4

1

G G G

C100

ANT100 1 1

C103

C105

2

H n 0 1

3 0 1 1 C

G

4

C104

1

G 5 6

23

L147

C102

RF2

V1

G ND

AN T

RF1

VDD

6

TX_SW_CTL_B1_2

5

TX_SW_OUT_B1_2 C112

4

3 3 0 0 1 6 L 0

6 4 1 L

3

L101

L102

C106

VBAT_PA ANT101 1 1 2

C116

TX_PA_OUT_B1

2

7 1 1 C

L105

8 1 1 C

B1/B2 TX SWITCH

C113

TX_TR_OUT_2G_HB

4 0 1 L

1800,1900

C114

C115

C119

TX_TR_OUT_2G_LB

C120

L106 850,900

6 1 3 4 L K K G

B9 A10

O G F F R R X I 8 D 5 8 V V V 1 1 1 1 V 1 D D D D D D D D V V V V

RX_1P RX_1N

3 4 1 1

TX_L1 TX_L2 TX_L3

C10 RX_2P B11 RX_2N

TX_H1 TX_H2 TX_H3

E10 RX_3P D11 RX_3N G10 RX_4P F11 RX_4N

K11 L10 H1 J2 G2 F1 B3 B1 C2 J8

TX_IP TX_IN TX_QP TX_QN

U102

H11 RX_5P J10 RX_5N

REFOUT1 REFOUT2

RX_6P RX_6N

CLK26M

RX_IP RX_IN RX_QP RX_QN

XO_P XO_N CLK_32K

SPI_LE SPI_CLK SPI_DATA XO_MODE

1 2 1 C

C124

C123

PDET DECOUPLE_RX DECOUPLE_TX_SYN DECOUPLE_RX_SYN MARK MARK

B7 A8 A6

9 10

A4 A2 B5

BS1 BS2

T N A

T C T C A V B V

TX_HB_IN

17 TXEN 18 VRAMP 16 MODE

TX_LB_IN

12 BS1 11 BS2

0 3 1 C

K7 J6

GSM_PA_EN PA_RAMP PA_MODE

19 TRX1 20 TRX2 21 TRX3 22 TRX4 23 TRX5 24 TRX6

PAM100

1 GND 2 GND 3 GND 4 GND

D3 D1 E2 F3

2 2 1 C

6 2

5 2 1 C

R102

7 2 1 C

6 2 1 C

C128 RX_TR_IN_G1900_N

G G G G G G G G G G G G G G G G G G G G G G G G 1 3 1

5

C

6 7 8 5 5 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 1 2 2 2 2 3 3 3 3 3 3 3 3 3 3 4 4 4 4 4

F101

L111 1

GSM1800|1900_IN

L2

GSM1900_OUT GSM1900_OUT GSM1800_OUT GSM1800_OUT

L112

K5 L4

2.5G PAM

L8 C4

6 7 8 9

C132 RX_TR_IN_G1900_P RX_TR_IN_G1800_N C133 L113

G G G G G

L114

2 3 4 5 10

C134

R 104

RX_TR_IN_G1800_P

F103

K9 E4 G6 1 2

L110

L109

L117

1

R105

OUT 3 4 OUT

IN G 2

L118

L116

G

L119

RX_TR_IN_G850_P L120

5

S S S S S S S S S S S S V V V V V V

L121

4 3 7 8 7 9 J H D E F H

RX_TR_IN_G850_N

TRX_B5 TRX_B8 TRX_B1 TRX_B2

C129

TRX_B8

L107 L108

F102

6 ANT L115

3

RX

8

G GG G

L145

2 4 5 7

6 3 1 C

VBAT_RF


RX 1

TX


VDD_WPA C137

TRX_B5

L123

8 3 1 C

9 3 1 C

0 4 1 C

1 4 1 C

F104

V_MODE_0

6

PA_ON_B1

T N A

3

L124

PA_ON_B8

RX

TX RX

PA_ON_B2 C 145

TX_PA_OUT_B5_8

2 4 1

3 4 1

4 4 1

C

C

C

8 9 0 1 2 3 4 3 3 4 4 4 4 4

26 27 28 29 30 31 32 1

7 2 1 L

PA_ON_B5

H H H H H H H T T T T T T T _ _ _ _ _ _ _ D D D D D D D N N N N N N N G G G G G G G

LB_RFIN GP1 GP2 GND GP3 GP4 GP5 HB_RFIN

L125

5 4 3 2 1 0 9 8 2 2 2 2 2 2 1 1

PAM101 M R E T _ R R D D D D D D L L N N N N N N P P G G G G G G C C

2 3 4 5 6 7 8

9

H H H H H T T T T T _ _ _ _ _ D D D D D

B8 NC B5 GND B2 B4 NC B1

1

RX_DPX_OUT_B5_N

8

G G G G 2 4 5 7

6 4 1 C

2 D D D D D D T | N N N N N N T 1 G G G G G G A C B C V V

L122

RX_DPX_OUT_B5_P

17 16 15 14 13 12 11 10

L131

TRX_B2

L133

C152

N N N N N G G G G G 3 4 5 6 7 3 3 3 3 3

3 5 1 C

F105

6 5 5 1 C

L134

T U O _ E L P

C157

TX_SW_OUT_B1_2

L

RX 1

TX RX

R103

RX_TR_IN_B2_N

8

L136

L135

G GG G

L137

24 5 7

9 5 1

RX_TR_IN_B2_P

C

U O C _ A P 8 3 1

C156

ANT

3

C160

2 6 1 C

L139

TRX_B1 L141

L140

3G QUAD PAM(B1/B2/B5/B8)

F106 C168

RX_TR_IN_B1_P

6 ANT RX 1

L142

3

L144

L143

TX RX 8 G G

C174 6 7 1 C

2

4

G G 5

RX_TR_IN_B1_N

7 C175

8-33


Grand prime G531M Las esquemáticas

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