Samsung S7230E Service Manual

GSM TELEPHONE

GT-S7230E

efrcom

GSM TELEPHONE

CONTENTS

Safety Precautions

1.

Specification

2.

Product Function

3.

Exploded View and Parts list

4.

MAIN Electrical Parts List

5.

Level1Repair

6.

Disassembly and Assembly

7. Instructions

Chart of Troubleshooting

8.

Reference data

9.

Notice All functionality, features, specifications and other product information provided in this document inclu ding, but not limited to, the benefits, design, pricing, components, performance, availability, and capabiliti

es of the product are subject to change without

-

notice or obligation. Samsung reserves the right to make changes to this document and the product described herein, at anytime, without obligation on Samsung to provide notification of such change.

:

GSPN(Global Service Partner Network)

Country Web Site

North America service.samsungportal.com

Latin America latin.samsungportal.com

CIS cis.samsungportal.com

Europe europe.samsungportal.com

China china.samsungportal.com

Asia asia.samsungportal.com

Mideast&Africa mea.samsungportal.com

This Service Manual isaproperty of Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law.

Samsung Electronics Co.,Ltd.

ⓒ

2010. 09.

Rev.1.0

MAIN Electrical Parts List

5.

Design LOC SEC CODE Description

D401

ZD604

D300,D600

ZD401

ZD501

ZD400,ZD502,ZD503

ZD601,ZD602,ZD603

ZD606,ZD607,ZD608

ZD609,ZD700,ZD702

U502

ZD505,ZD701,ZD704

0401-001141

0403-001741

0404-001172

0406-001208

0406-001286

0406-001293

0406-001369

0406-001375

DIODE-SWITCHING

DIODE-ZENER

DIODE-SCHOTTKY

DIODE-TVS

Q300

U303

U501

U200

UME300

PAM101

PAM100

PAM102

U408

U406

U409

U602

U400

U101

U601

U704

U202

0505-002384

0801-003016

1001-001585

1001-001607

1108-000379

1201-002967

1201-003068

1201-003088

1203-004524

1203-004807

1203-005074

1203-006025

1203-006158

1203-006159

1203-006331

1203-006456

1205-003868

FET-SILICON

IC

MEMORY

IC

U201

U100

UCP300

U604

V100

R100,R101,R102,R103

1205-004099

1205-004101

1205-004105

1209-001922

1404-001221

2007-000140

5-1

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IC

THERMISTOR

H

IP

R-C

Main Electrical Parts List

Design LOC SEC CODE Description

R443,R535

R104

R612

R303,R304,R311

R117,R539

R615

R315,R601,R624,R625

R710

R626

R506

R361

R517

R403

R362

R324

R363

R205,R209

R116

R124

R620

R123

R300

R206,R207,R212,R213

R214

R320

R501,R502

R323

R701,R702,R703,R704

R512,R513

R401,R402

R105,R106,R107,R108

R113

R525,R526

C168,C170,C233,C236

C336

C135,C139,C149,C153

2007-000140

2007-000142

2007-000143

2007-000144

2007-000148

2007-000156

2007-000162

2007-000164

2007-000165

2007-000170

2007-001319

2007-001320

2007-001339

2007-003014

2007-007021

2007-007132

2007-007480

2007-007489

2007-007798

2007-007981

2007-008045

2007-008055

2007-008213

2007-008294

2007-008401

2007-008531

2007-008588

2007-008780

2007-008806

2007-009257

2007-009315

2203-000233

2203-000254

R-CHIP

ERAMIC,CHIP

C-C

C-CERAMIC,CHIP

5-2

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Design LOC SEC CODE Description

C161,C229,C242,C309

C322,C327

C119,C125,C127,C132

C134,C202,C204,C226

C234,C235

C151,C182,C503

C114

C406,C410

C240

C106,C107,C200

C166,C239,C450,C451

C453,C608

C105

C607

C205

C504

C505,C506

C511

C169

C244

C157,C209,C213,C215

C222,C253,C337,C500

C232

C117

C104,C108,C115,C116

C162,C164

C249

C246

C123,C124

C146

C110,C111,C112,C122

C165,C167

C510

C126,C128,C129,C133

C136,C137,C138,C181

C216,C221,C247,C302

2203-000254

2203-000278

2203-000386

2203-000425

2203-000550

2203-000627

2203-000696

2203-000812

2203-000940

2203-000995

2203-001072

2203-001153

2203-001239

2203-002487

2203-002668

2203-002677

2203-002709

2203-005057

2203-005234

2203-005281

2203-005395

2203-005450

2203-005682

2203-005729

2203-005734

2203-005792

2203-005968

2203-006048

Main Electrical Parts List

C-CERAMIC,CHIP

ERAMIC,CHIP

C-C

C-CERAMIC,CHIP

5-3

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Main Electrical Parts List

Design LOC SEC CODE Description

C304,C306,C308,C311

C314,C315,C319,C321

C323,C325,C326,C339

C419,C421,C452,C533

C534,C616

C237

C701

C702

C224,C225,C248,C522

C523

C201,C203,C207

C454

C400,C527

C140,C141,C142,C143

C301,C303,C307,C313

C316,C318,C320,C324

C328,C409,C420,C423

C424,C427,C428,C429

C430,C431,C434,C435

C437,C438,C439,C440

C441,C457,C463,C465

C468,C475,C535,C624

C626,C628

C154,C155

C113

C413,C417,C464,C509

C120

C148,C211,C403,C609

C610

C411,C412

C158,C159,C160,C163

C208,C210,C214,C217

C218,C219,C220,C227

C228,C238,C241,C425

C426,C432,C433,C436

C147,C415,C416,C519

2203-006048

2203-006123

2203-006190

2203-006257

2203-006260

2203-006305

2203-006324

2203-006348

2203-006399

2203-006410

2203-006426

2203-006562

2203-006642

2203-006824

2203-006844

2203-006846

2203-006872

2203-006890

C-CERAMIC,CHIP

ERAMIC,CHIP

C-C

C-CERAMIC,CHIP

5-4

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Design LOC SEC CODE Description

C109,C121

C103,C402,C531,C604

C606

C212,C230,C617,C622

C633

C223,C231,C455

C602

C405

L208

L211

L102

L105

L200

L120

L100,L101,L112,L113

L504

L118

L107

L115,L116

2203-007271

2203-007279

2203-007317

2203-007393

2203-007687

2404-001506

2703-001701

2703-001728

2703-001749

2703-001751

2703-001786

2703-001868

2703-002176

2703-002231

2703-002267

2703-002593

2703-002793

Main Electrical Parts List

C-CERAMIC,CHIP

C-TA,CHIP

INDUCTOR

L117

L119

L601

L600

L114,L404

L400,L401

L206

OSC400

OSC200

TCX200

TCX100

F600,F601

F605

F603,F604

F201

F104

F100

2703-002953

2703-002999

2703-003347

2703-003485

2703-003685

2703-003686

2703-003698

2801-004373

2801-004589

2809-001348

2809-001351

2901-001462

2901-001463

2901-001470

2904-001759

2904-001789

2904-001868

INDUCTOR

CRYSTAL-UNIT

OSCILLATOR-VCTCXO

FILTER-EMI

ER-SAW

FILT

FILTER-SAW

5-5

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Main Electrical Parts List

Design LOC SEC CODE Description

F101

F200

F103

F102

MIC500

L207

L201,L202

L501,L502

L203,L204,L205

2904-001869

2909-001299

2910-000062

2910-000092

3003-001136

3301-001438

3301-001534

3301-001812

3301-001820

FILTER-SAW

FILTER-DUPLEXER

FILTER

MIC

CORE-FERRITE BEAD

L500,L509,L510,L513

L505,L511

CN100

HDC600

HDC401,HDC500

HEA600

HDC400

BTC600

ANT103

ANT100,ANT101,ANT200

ANT201

IFC500

BT_ANT

3301-001885

3301-001986

3705-001731

3708-002162

3710-002632

3711-006101

3711-006923

3711-007312

3712-001348

3712-001361

3722-003065

4202-001524

CORE-FERRITE BEAD

CONNECTOR-COAXIAL

CONNECTOR

CONNECTOR-SOCKET

CONNECTOR-HEADER

CONNECTOR

JACK-PHONE

LDA212G6910F-293

LED600 GH59-08444A CHP-C4040-200-PB2016

SC101,SC102,SC103 GH70-04443A ONBOARD-CLIP

SC104,SC105,SC106 GH70-04443A ONBOARD-CLIP

SC107,SC108 GH70-04443A ONBOARD-CLIP

Please consult the GSPN website(Samsung Portal) for the most recent version of the product's part list.

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Level

7.

Disassembly and Assembly Instructions

7-1.

Repair

2

7-1-1.

1)

Disassembly

1 2

Be careful not to make scratch and molding damage!

Disassemble RF COVER at REAR

Release Screw7Point at REAR

Be careful not to make scratch and molding damage!

1)

3

Disassemble FRONT from REAR

Lift FRONT upward.

1)

Detach Side key FPCB.

4

Detach Power Key FPCB and Cammera Key FPCB.

1)

Be careful not to damage to FPCB(Use tweezer!)

2)

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Level2Repair

7.

5

Disassemble FPCB.

6

Disassemble Main PBA from the FRONT Ass'y

Detach LCD FPCB.

1)

Detach Earjack FPCB.

2)

7

Disassemble Module from PBA.

Hold up Main PBA from left.

1)

Detach T-flash FPCB.

2)

8

Complete disassembly.

Disassemble SPK Module from PBA.

1)

Disassemble Cammera Module from PBA

2)

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7-2

Level2Repair

7.

7-1-1.

1

Assembly

SetaPBA and FRONT Ass'y.

2

Assemble Camera module and SPK module.

3

Assemble T-Flash FPCB.

Assemble Camera module on PBA.

1)

Assemble SPK module and FPCB on PBA

2)

4

Assemble PBA on FRONT Ass'y.

Be careful not to make damage to FPCB

1)

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1)

7-3

Level2Repair

7.

5

Assemble PBA on FRONT Ass'y.

6

Assemble PBA on FRONT Ass'y.

Assemble Power Key FPCB and Cammera Key FPCB.

1)

Be careful not to damage to FPCB.

2)

7

Assemble FRONT Ass'y on REAR.

Assemble LCD FPCB on PBA.

1)

Assemble Earjack FPCB FPCB on PBA.

1)

8

Assemble RF Cover, and complete assembly

Be careful not to make scratch and molding damage!

1)

2) Drive Screws at 6 points with torque 1.1 +/- 0.1 Kgf/ɜ.

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Be careful not to make scratch and molding damage!

1)

7-4

Level

8.

Block Diagram

8-1.

Repair

3

4Gb oneNAND

Flash LED

u-USB

IF

Flash LED Driver

SD CARD

USB

Switch

2Gb SDR SDRAM

EARPHONE

8-1

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Level3Repair

PCB Diagrams

8-2.

8-2-1.

Top

8-2

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Level3Repair

8-2-2.

Bottom

8-3

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Level3Repair

8-3-1.

Power On

Power On"does not work

"

Check theVBAT Voltage

C606 or C608

@

Is the soldered status of

KEY701(ON KEY) O.K?

Current consumption

>= 100mA?

Check the power

VAMP1_3.0V(C436)

VANLG1_3.0V(C441)

VDD_1.2V(C426)

VUSB_3.3V_NVM(C434)

VDDORF2_2.5V(C432)

VCORE_1.2V(C415)

VBBD_2.9V(C440)

VMEM_1.8V(C416)

VSIM_3.0V(C424)

VDDAUX1_2.9V(C439)

VANLG2_3.0V(C430)

>=3.3V

YES

NO

Charge the Battery

1. V, put more lead

2.If0

C606, C608

@

Put more lead each terminal

1. Replace KEY701

2.

Download binary again

NO

power management problem.

Put more lead solder

each terminal

.

If you do

#2!!!

try and fail,

#1

YES

Check the OSC400

C406,410)=

(

Check the TCX100

Replace Board(PBA)

32.768

C153=26MHz

@

YES

KHz

?

NO

?

NO

Back to

previous step

inner clock problem.

Put more lead solder

each terminal

Put more lead soler

each terminal

NO

Is It power turned on?

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YES

END

Level3Repair

8-5

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Level3Repair

C153

8-6

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Level3Repair

8-3-2.

SIM part

"

Insert SIM card" is displayed on the LCD

Check the connection of

HDC401 to SIM card

YES

Check the connection

C450,C451,C453

YES

Check the voltage

C452

@

Replace Board(PBA)

=3.0V?

YES

NO

Back to

previous step

insert SIM card again

after check connection HDC401

Put more lead each terminal

Does Phone accept

NO

the SIM card?

YES

END

8-7

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