Samsung SM-G531H Troubleshooting

Level

8.

Block Diagram

8-1.

Repair

3

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’swritten authorization is strictly prohibited.

Level3Repair

PCB Diagrams

8-2.
8-2-1.

Top

5

2

1

0

0

0

0

0

0

5

5

0

5

5

D

D

5

Z

D

L

Z

D

C531

Z

Z

4
0

C500 C501

L502 L503

R503

5
C

3

4

0

0

5

5

D

D

Z

Z

HDC500

R511

1

4

0

0

5

4

0

5

0

5

5

5

L

L

R

R

L507

8

C502C503

0

7

5

0

R

5

2

D

R409 R411

Z

0

6

1
1
6
R

C

C613

D

C614

H

U604

C615

0

5
0
6

C443

C

1

2

0

4

4

4

U

C

9
2
4
C

1
3
4
C

C435

C430

C444

R422

C457

C456

C432

C460

3
3

C459

4
C

C403

4

3

2
4

2

C

4
C

5
2
4

5

2

1

2

C

4

4

C

C

7
0
4
R

R616

1

0
0

0

6
L

6
U

2

1

1

0

7

6

1

6

6

L

C

C

C601

C602

3
5
4

5

C

0

4

L

2
0
4

SC104

L

C426

6
3
4
C

C427

U402

2
1

C408

4

4

0

1

C

0

1

1
4

4

4

C440

C

C

C

9
0
4

C413

OSC400

C

0
4
D
E
L

3

1

6
U

0
2
6
R

C461C462

6

0

4

L

C447

4
2
6
C

0

7

2

1

6

6

C

R

U602

1
2
6
C

R603

C600

C606

R107 R109R110

0

0

6
C
D

TP_ERR

H

C489

C490

C488

ZD402

5

6

0

0

L508

5

5

D

L

Z

R516

4
2
5

6

R

0

R515

5
C

9

C530

1
5

2

R

2

1

5

5

2

1

5

4

R

L515

C

R

0
2

6

3

6

2

5

2

5

1

L516

5

4

C

C

C

R

5
3
2
C

OSC200

C236

5
0
5

GA500

C

R614

0

D600

0

C616

6

L602

U

R613

8

7

C508

R615

1

0

6

5

C619

C

R

0

C509

0
5
U

C507

8
1
6
R

C328

5

4

5

5

7
2
3

4

4

C

C

C

4
2
3
C

1
0

L404

4
L

C452

L403

4

5

0

1

0

0

4

4

4
L

C

C

R419

C438

1

C437

2
4

C439

C

2

7

0

0

4

4

C

C

6

C419

0
4

C418

C

C420

6
2
6

ZD600

C

8
2
6
R

C625

R512

0
2

1

3

3
3

C

C

C329

C319

C302

C330

6

3

1

2

0

2

3

3

3

C

C

C

0
0
3

C325

C

C627

C628

0
6
3
C

C322

C318

1
6

3

C321

C

TP_RX_I_N TP_RX_I_P

1
5
4
C

SIM601

0

1

0

0

5

5

T

T

N

N

A

A

TP_RX_Q_NTP_RX_Q_P

ZD508 ZD509

L510

L509
C515 C516

C623

3
0
6

C640

U

R630

R627

C622

T
N
I
_
C
C
A
_
P
T

SIM600

L210

1
0
2
T
N
A

4

1

2

2

1

1

2

2

2

L

L

C

6

C227

2
2
C

U202

9
0
2
L

L208

6
0

0

2
L

0
2
T
N
A

C220

0
4
2
C

L215

C215

TP201

L204

TP200

TP204

0

0

2
F

L200

L203

1

6

3

2

0

0

2

0

2

2

2

2

C

C

C

R

2

4

C209

1

1

2

2

C

C

1

8

1

1

2

2

C

C

C222

L207

4
0

R200

2

C200

C

C203

C205

U201

7

5

1

0

2
2
L

C

C207
C208

L202

C210

2
0
2

1

C

2
2

L214

C

C639

TP202TP203

TP_BT_PCM_OUT

1

2

TP_BT_PCM_SYNC

TP_BT_PCM_CLKTP_BT_PCM_IN

0

0

1

0

6

6

3

3

D

6

6

D

Z

C

C

Z

3

4

0

3

9

0

6

2

2

6

6

6

D

C632

D

R

Z

C

Z

L102

C102

L101

0
0
1
S
F
R

4

3

0

0

1

1

C

C

C101

L100

5

0
0

0

1

1

C

C

ANT101

R101

ANT100

8-2

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’swritten authorization is strictly prohibited.

Level3Repair

8-2-2.

Bottom

TAC400

TAC401

SUS109

U501

C524

5

3

2

2

5

5

R521

R520

C

R

C522

C527

8

U502

2
5

C529

C

0
0
1
G
F

1
0
1
G
F

R330

8
3
3
C

R625

3

7

5

6

R626

4

4

0

1

0

8

8
1

1
C

C

6

7
6

6

1

1

C

C

1
6
1
C

C178

8

5
6

5

1

1

C

C

C171

C169

C170

R105

R104

R106

B
U
_
P
T

TP_RFSCK

N
E
S
_
P
T

TP_SDA

0

C339

3

3

6

6

C

C

R

R

2

1

4

2

2

2

6

6

6

R

C340

R

R

C344

C348

1
5
3
C

N
E
_
L
T
X
_
P
T

TP_BT_VREG_EN

4
1
3
R

2
5
3

UCP300

C

5
4
3
C

TP_WLAN_RST_N

TP_CHG_EN

6
4

L300

R315

3
C

R320

0

4

0

5

5

1

R321

3

3

4

C

C

R

R324

C304

5
2
3

R412

R

R317

C305

R318

VR400

D
X
R
_

TP605

F
I
_

R319

P
T

4
8
4
C

L410

4
3
4
R

R431

TP_MUS_INT

7

2

4

8

C468

2

3

C470 C471

7

2

3

4

3

4

R

R

R

C

T
O
O
B

7
6
4
C

5

8

U404

0

7

7

4

7

C

4

4

C

C476

U

7

6

5

8

8

7

4

4

C473

C

C

4
C

R429

BH406

8

C225

1

2
2
C

TP_SLEEP_CLK_200

3

0

C229

2

TP_GPS_PWON

U

D
X

D

R

X

_

T

S

_

P

S

G

P

_

TP_GPS_RTS

G

P

_

T
P
T

7

TP_GPS_CTS

3
2
C

6
0
1

L147

C

0
0
1

M

R401

C401

R400

C400

A

R402

P

R403

C428

3

4

9

3

0

1

1

1

1

2

3

3

1

1

1

1

1

1

C

C

C

C

C

C

5

4

6

5

1

2

0

0

1

1

1

1

L

L

C

C

0
2
F

C239

C112

L213

C232

C231

F100

C233

6
4
1
L

0

4

3

3

8

2

2

R111

0

C

C

1
R

TH100

9

8

2

0

1
1
L

C

SC103

2
2
1
L

7

R102

3

1

C

C127

3

2

1

C126

L

C125

1

2
2

2

0

4

1

1

0

2

C

C

1

1

L

C

C142 C143 C144

C153

C155

2
6
1
C

C157

L138

9
0
1
C

7
0
1
L

8
0
1
C

6
4
1
C

L124

L125

0

0

1
U

3
0
1
L

0
1
1
C

4
0
1
F

7
0
1
C

8
1
1
C

6

PAM101

1
1
C

7
1
1
C

3
0
1
R

C136

5
1
1
L

L145

2
0
1
F

8

L126

2
1
L

U101

0
5
1
C

C154

7
1
1
L

L111

C147

C145

L127

8
3

9

1

3
1

C

C

1
4

0

1
C

4

C177

1

0

C

0
1
C

L134

9
5
1

S

C

C176

L137

O

F105

L142

C174

L135

9

C163

7

0

6

2

L133

C152

1

6

5

7

1

1

1

L139

1
4
1
L

8
1
1
L

C

6

C

C

C

L131

C164

0

0
4

L136

C173

1

1
L

F

C168

4

3

4

4

1

1

L

L

C175

9

L129

4

C148

0

1

3

C
1
L

L132

C151

U102

0

L116

2
1

9

L
1
1
L

L121

F103

4
1

C134

3

1

1

L
1
L

C133

1

2
1

0

0

1

1

L

1

C132

9

1

L
0
1

F

L

C128

1

0

TP602

6
C
D
H

0
0
4
P

TP402

T

1
0
4
P
T

9
2
3

9

F601

R

5
3

C
9
2
6
R

C341

SC105

R326

R335

R332

R333

2

0

1

1

6

6

R

R

3

1

0

1

6

6

C

C

C472

5
8
4
C

R446

R445

8

0

9

9

3

4

3

6

4

4

4

4

R

R

R

C

9
7
4
C

TP604

TP603

1
0
6
P
T

0
0
6
P
T

0

P

0

_

6

C

D

_

_

P

P

T

T

F600

R337

C349

UME300

C353

R312

7
3
3
C

1
4
4

C342

C

1
3

C434

3
R

4
0

6
6
3

R

4

3

3

R

3
R

TP_WL_HOST_WAKE

R517

2
4
4
R

4
2
4
R

BTC400

R322

R323

R609

R608

R607

C609

C610

C607

C608

C417

C333

6
1

C446

4
C

R413

C510

R414

C513

SUS100

BH401

BH400

FG102

7
5
3
C

8
5
3

U300

C

C314

C316

2
1
3
C

C309

C313

C311

C310

C307

C308

6

0

0

0

3

3

C

R

R301

5

6

3

3

3

3

C

C

R316

C315

C362

C317

C334

5

9

R303R304

C332

C355

R313

0

0

7

3

3

0
3

R

R

R

R302

R306

R308

R310

R311

5
6

C303

4
C

C449

R423

4

1

6

R408

4

4

R425

3

C450

C

3

4

4

R

R

C448

C445

1

R443

9
4

C483

C

ZD401

TAC402

BH405

SUS107

SUS108

3
0
1
G
F

4
0
1
G
F

JTAG300

JTAG302 JTAG303

ANT102

2
0
4
H
B

FG105

0

1

0

L513

4

5

1

2

8

2

1

1

1

1

1

1

D

4

5

5

5

5

5

C

Z

C

R

L

R

L512

C

MIC500

1

0

4
R
V

R426

C463

BH403

R430

U403

C466

IFC400

8
2
4
R

C480 C481

4
4

L409

4
R

JTAG301

2

0

L407

ZD403

R418

C458

R436

4

C517

R435

1
5

ZD400

L

C518

R437

2
8
4
C

ANT401

D500

5
T
N

A
0

0

4

T
N

3

A

0

5

T

N

A

BH404

8-3

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’swritten authorization is strictly prohibited.

Level3Repair

Flow Chart of Troubleshooting

8-3.
Equipments

Oscilloscope



Power Supply





Digital Multimeter



driver, ESD Safe Tweezer

+

8960 &



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’swritten authorization is strictly prohibited.

Spectrum Analyzer

8-4

Soldering iron



Level3Repair

8-3-1.

Power On

Device can`t power on.

Check the Battery Voltage

it more than

Is

Check the power key

open, etc)

(

Power-on the phone and check

the power-on sound is ok?

Yes

No

Yes

3.4

V?

.

No

Abnormal

Yes

Charging the battery by TA.

Change the power key

And retry to the power-on operation.

Change the LCD ASSY

Check the U402 output voltage

C452=1.2V)

(

Yes

Check CLK in
OSC400 PIN

check the initial operation

= 32.768

Yes

END

K?

No

No

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

Resolder or Replace OSC400

8-5

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’swritten authorization is strictly prohibited.

Level3Repair

8-6

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-2.

Initial(Lock up)

Initial Failure(Lock up when booting)

Re-download SW the phone.

OSC400 PIN

crack, open, damaged, etc.)

(

Download success

Check CLK in

= 32.768k

Yes

Check UCP300

Hz?

No

No

Abnormal

If Phone do not go download mode, boot code area

of eMCP is damaged.

It need to change the UME300(eMCP)

Resolder or Replace

Resolder or Replace

OSC400

UCP300 or PBA

Normal

Change UCP300, U402

Abnormal

Change PBA

END

8-7

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’swritten authorization is strictly prohibited.

Level3Repair

8-8

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-3.

Charging Part

Charging Sequence Start

VBUS_5V_IF

Check the voltage

VBUS_5V_OVP

Battery is Charging?

TA/USB Insert

Yes

=5V(

Yes

=5V(

Yes

Yes

C478)?

C467)

No

No

No

Check the TA/USB connected or not

Resolder or Replace U405

Resolder or Replace U404

END

8-9

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-4.

Microphone Part

Check microphone function

in voice call speaker mode
or in voice recording mode

Check the voltage at

L511

Check component soldering

status of MIC500

Yes

=2.8V

Yes

Yes

No

No

Resolder or replace L511, U402

Resolder or replace MIC500

END

8-10

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-5.

Speaker Part

Play MP3 with maximum volume level.

Check speaker function.

Yes

Check the connection of

ANT500, ANT501 in main

Check the signals on

L509, L510 in main PCB

PCB

Yes

Replace the speaker

module

Yes

No

No

Reconnect speaker contact in main PCB

Replace U 402

END

Yes

8-11

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’swritten authorization is strictly prohibited.