GSM TELEPHONE

ramp sequencer osc ccxo tune. Clock. Generation burst sequencer. Serial. Interface. DC ... ADC. Battery2.8-4.2V. RTC. Backup LDO. Battery Pack. Size Resistor ... Calibration. Gendex. Stereo. GPOs. Power. Fet. Buffer. Temp. Sensor. Digital.
1MB taille 4 téléchargements 412 vues
GSM TELEPHONE SGH-C100

SERVICE GSM TELEPHONE

Manual

CONTENTS 1.

Specification

2.

Exploded Views and Parts List

3.

Electrical Parts List

4.

Flow Chart of Troubleshooting

5.

Block Diagram

6.

PCB Diagrams

4. SGH-C100 Flow Chart of Troubleshooting 1.Pow er ON 'POW ER ON ' does not w ork

No

C heck the current consum ption m ore than 100m A

D ow nload again

Yes

No C heck the V oltage of the Battery m ore than 3.3V

Charge the Battery

Yes

No

C heck the capacitor C236 close by U 200(M SD ) is m ore than 3.2V

C heck to the path from CN 402 to capacitor C236 close by U 200(M SD )

Yes

No

2.7V ¡´ C 234 of U 200(M SD ) = 2.8V

C heck the M SD (U 200)

Yes No Check the T P222 of U 200(M SD ) is high¡ 2.8V

C heck the C X805-31P(U 300)

Yes C heck the initial operation

EN D 4-1

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SGH-C100 Flow Chart of Troubleshooting

2.Initial

Initial Failure

No Check the R209 of U 200 is 'H igh'

Check the U 200(M SD )

Yes

No C heck the clock signal's w ave at R201(19.5M H z)

C heck the clock generation circuit (related to U 200 and O SC200)

Yes

No

Check the T P234 3.9M H z w ave & T P220 is "H igh"

Check the U 200(M SD )

Yes

C heck the connections and initialization using Factory T est Program

EN D

4-2

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SGH-C100 Flow Chart of Troubleshooting

3.Charging

* T est after connecting w ith B attery : A ll 4 term inals in battery should be connected to the phone by using jum p-w ires.

Abnorm al charging part

Check the pin 17 of CN 402 is around 5V

No Check the T A

Yes

C heck the pin 6 of U 210 is "LO W "

No Check the U 210

Yes

Check the pin 3 of U 210 is "LOW "

No

Yes

Check the pin 3 of U 503 is short to ground

Yes C heck the connections of 4 term inals in battery

EN D

4-3

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SGH-C100 Flow Chart of Troubleshooting

4-4

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SGH-C100 Flow Chart of Troubleshooting

4.Sim * T est w ith Sim

Phone can't access SIM card Yes

No

Check the the voltage at pin 1 & 5 of C N 500 is 2.8V ?

Check the circuit related to C N 500

Yes

No

C heck the C N 500's Connection to SIM card

Resolder CN 500

Yes

Check the circuit around U 301 (M EM O RY) and data stored in it Yes

EN D

4-5

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SGH-C100 Flow Chart of Troubleshooting

4-6

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SGH-C100 Flow Chart of Troubleshooting

5.M icrophone Part * C all w ith Sim before testing.

M icroPhone does not w ork

Yes

No check the connection from M IC500

Resolder M IC 500

Yes

No check the voltage of C214 ¡ˆ 2.0V

Check the path around M IC bias circuit

Yes

C heck the Audio loopback by board test program .

EN D

4-7

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SGH-C100 Flow Chart of Troubleshooting

4-8

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SGH-C100 Flow Chart of Troubleshooting

6.Receiver * C all before testing.

Receiver does not w ork

No

Put 'sine w ave' from 8960, and Check the pin 5,7 of U 502 is sine w ave

Check U 200 and speak related circuit

Yes

No C heck the pin 3, 9 of U 502 is sine w ave

C heck U 502 and soldering

Yes

No Check the path from U 502 to SPK 400

C heck the w ave of C412 & C421

Yes

No Is Speaker w orking ?

Replace the Speaker

Yes

EN D

4-9

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SGH-C100 Flow Chart of Troubleshooting

7.Speaker * Play on 16-poly m elody before testing.

Receiver does not w ork

No Check the pin1 of U 500's clock ¡ 3.9M H z

C heck U 200

Yes

No

Check the pin17 & 18 of U 500 is around audio signal ¡ 2V

C heck U 500

Yes

No C heck the w ave of pin3 & 9 of U 502

Check U 502 and soldering

Yes

No C heck the path from U 502 to SPK 400

Check the w ave of C 412 & C421

Yes No Replace the Speaker

Is Speaker w orking ?

Yes EN D

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SGH-C100 Flow Chart of Troubleshooting

8.Key Data Input

Check the Initial O peration

Replace or A djust

C heck the K eypad & D om Sheet

the K eypad & D om Sheet

Yes

No

'#pad'(See the picture below ) is 'high'(¡ 2.8V )

C heck U 300

Yes No

W hen one of the key is pushed, #pad is 'low '

Replace the D om Sheet O R C heck if the V 402,403,404 are opened

Yes EN D

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SGH-C100 Flow Chart of Troubleshooting

9.Light

Backlight does not w ork

No B acklight "O N " m ode in the m enu?

Select backlight "ON " m ode

Yes

No Check the voltage of C403 ¡ˆ 9V ?

C heck the circuit related to U 402

Yes

No LC D backlight on ?

Check the LC D

Yes

EN D

4-12

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SGH-C100 Flow Chart of Troubleshooting

10.GSM Receiver

RX O n RF input : 37 CH A m p. : -60 dBm

No Pin1 of CN 100 ¡ˆ-65dB m

C heck

C N 100

Yes

No Pin9 of U 104 ¡ˆ-65dB m

Resolder C133 Check the pin 9 of U 104

Yes

Pin7 of U 104 ¡ˆ-65dBm

No Check U 104

Yes

No Pin11 of U 100 ¡ˆ-65dB m

Check C 140 & L104

Yes

EN D

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SGH-C100 Flow Chart of Troubleshooting

11.GSM Transm itter

TX On (Level : 5) B attery V oltage : 3.8V

Pin 2 of C N 100 ¡ˆ30dB m

Pin 9 of U 104 ¡ˆ30dB m

No C heck the C N 100

No Check the U 104

Yes

No Pin 1 of U 103 ¡ˆ30dB m

C heck the U 103

Yes

Pin 7 of U 102 ¡ˆ30dB m

No Check U 102

Yes

Pin64 of U 100 ¡ˆ 9dB m

No Check U 100

Yes

EN D

4-14

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SGH-C100 Flow Chart of Troubleshooting

12.DCS Receiver

RX O n RF input : 698 CH A m p. : -60 dBm

No Pin1 of CN 100 ¡ˆ-65dB m

C heck

C N 100

Yes

No Pin9 of U 104 ¡ˆ-65dB m

Resolder C133 Check the pin 9 of U 104

Yes

Pin11 of U 104 ¡ˆ-65dBm

No Check U 104

Yes

No Pin13 of U 100 ¡ˆ-65dB m

C heck C 121 & C 141 & L105

Yes

EN D

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SGH-C100 Flow Chart of Troubleshooting

13.DCS Transm itter

TX On (Level : 0) B attery V oltage : 3.8V

Pin 2 of C N 100 ¡ˆ27dBm

Pin 9 of U 104 ¡ˆ27dBm

No Check the CN 100

No Check the U 104

Yes

No Pin 3 of U 103 ¡ˆ27dBm

C heck the U 103

Yes

Pin 12 of U 102 ¡ˆ27dBm

No Check U 102

Yes

Pin 1 of U 100 ¡ˆ 9dBm

No C heck U 100

Yes

EN D 4-16

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L106 56nH

U100

SGH-C100 Flow Chart of Troubleshooting

4-17

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2. SGH-C100 Exploded View and its Parts list 1.Cellular phone Exploded View

1-1

2 1 3

4

5 6 8 9 7 10 11

12 13 15

16

14

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SGH-C100 Exploded view and its Part list

2.Cellular phone Parts list

D escription

NO 1 1-1

SEC .CO D E

FRO N T CO V ER

G H 75-02873A

W IN DO W LC D

G H 72-07226A

2

M O T OR

G H 31-00055A

3

SPEA K ER

3001-001408

4

K EYPA D

G H 72-02933A

5

M A IN PBA

G H 92-01375A

6

LCD

G H 07-00315A

7

SCREW

6001-001645

8

M ET A L D O M E

G H 59-00695A

9

M IC H O LD ER

G H 73-01867A

10

M IC

G H 30-00020A

11

CO N N EC T OR C O V ER

G H 73-01868A

12

REA R C OV ER

G H 75-02874A

13

V O LU M E K EY

G H 75-02934A

14

SCREW

6001-001654

15

RF CO V ER

G H 73-01869A

16

BA T T ERY

G H 4300184A

REM A RK

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SGH-C100 Exploded view and its Part list

3.Test Jig (GH80-01809A)

3-1. RF Test Cable

3-2. Test Cable

(GH39-00182A)

3-3. Serial Cable

(GH39-00206A)

3-4. Pow er Supply Cable

3-5. DATA CABLE (GH39-00203A)

3-6. TA (GH44-00184A)

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3. SGH-C100 M AIN Electrical Parts List SEC Code

Design LOC

SEC Code

Design LOC

SEC Code

Design LOC

GH41-00413A

2203-000940

C132

2203-005065

C232

GH07-00315A

2203-000812

C133

2203-005065

C233

GH30-00020A

2203-000330

C134

2203-005664

C234

GH31-00055A

2203-005482

C135

2203-006090

C236

2203-005482

C101

2203-000812

C138

2203-005061

C237

2203-000386

C102

2203-000812

C139

2203-005065

C238

2203-000812

C103

2203-002677

C140

2203-000278

C240

2203-005482

C105

2203-001385

C141

2203-005061

C301

2203-005065

C106

2203-000438

C144

2203-005061

C303

2203-005482

C107

2203-005061

C201

2203-000359

C304

2203-000812

C108

2203-005482

C202

2203-005061

C305

2203-000311

C109

2203-000812

C203

2203-005482

C306

2203-000359

C110

2203-000812

C204

2203-005061

C307

2203-005482

C111

2203-005061

C205

2203-005061

C308

2203-001124

C112

2203-001383

C207

2203-000679

C310

2203-002443

C113

2203-000812

C209

2203-000679

C311

2203-005446

C114

2203-000278

C210

2203-005061

C312

2203-006195

C115

2203-000812

C212

2203-005065

C316

2203-001383

C116

2203-000278

C213

2203-006053

C400

2203-005571

C117

2404-001151

C214

2203-001412

C401

2203-000812

C118

2203-000654

C215

2203-001412

C402

2203-000386

C119

2203-001239

C216

2203-006183

C403

2203-000386

C120

2203-005061

C217

2203-000812

C404

2203-001383

C121

2203-005065

C218

2203-000812

C405

2203-000233

C122

2203-005061

C219

2203-000812

C406

2203-005482

C123

2203-005061

C220

2203-000812

C407

2203-000233

C124

2203-005061

C221

2203-000812

C408

2203-005482

C125

2203-006090

C223

2203-006053

C409

2203-000679

C126

2203-005482

C224

2203-006053

C410

2203-000679

C127

2203-005483

C225

2203-006053

C411

2203-005482

C128

2203-005061

C226

2203-000812

C412

2203-006306

C129

2503-001042

C227

2203-000812

C413

2203-000330

C130

2503-001042

C228

2203-000812

C414

2203-000940

C131

2503-001042

C231

2203-000812

C415

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SGH-C100 Electrical Parts List

SEC Code

Design LOC

SEC Code

Design LOC

SEC Code

Design LOC

2203-006105

C416

2203-000233

C522

0601-001654

LED500

2203-000438

C417

2404-001151

C523

2801-004191

OSC200

2203-005061

C418

2203-006208

C524

2801-003856

OSC300

2203-000812

C419

2203-006208

C525

0505-001325

Q400

2203-000812

C420

3705-001287

CN100

0504-001012

Q500

2203-000812

C421

3710-001673

CN402

0504-001012

Q501

2203-000812

C422

3709-001187

CN500

2007-007142

R100

2203-000812

C423

3722-002026

CN502

2007-007142

R102

2203-000812

C424

0404-001189

D101

2007-000172

R103

2203-000812

C425

0401-001033

D301

2007-000172

R104

2203-000812

C426

0407-000115

D500

2007-001156

R105

2203-000812

C427

2703-002268

L100

2007-008117

R106

2203-000812

C428

2703-002313

L101

2007-008275

R107

2203-000254

C430

2703-002313

L102

2007-000171

R108

2404-001306

C431

2703-002497

L104

2007-007142

R109

2203-001598

C432

2703-002372

L105

2007-000172

R110

2203-006183

C433

2703-002269

L106

2007-007132

R111

2203-000278

C500

2703-001229

L200

2007-007318

R112

2203-005061

C501

3301-001208

L201

2007-007142

R113

2203-000233

C502

2703-002339

L400

2007-000982

R114

2203-000233

C503

2703-001881

L501

2007-000137

R115

2203-001405

C504

0604-001146

LED300

2007-000172

R116

2203-000654

C505

0601-001602

LED400

2007-000172

R117

2203-001405

C506

0601-001602

LED401

2007-000171

R118

2203-005061

C507

0601-001602

LED405

2007-000172

R120

2203-005061

C508

0601-001602

LED406

2007-007319

R121

2203-000438

C509

0601-001602

LED407

2007-001298

R122

2203-005061

C510

0601-001602

LED408

2007-007564

R123

2203-000812

C512

0601-001602

LED409

2007-001298

R124

2203-005148

C514

0601-001602

LED410

2007-007008

R125

2203-006090

C516

0601-001602

LED411

2007-000172

R126

2203-000812

C517

0601-001602

LED412

2007-001156

R127

2203-005509

C520

0601-001602

LED413

2007-007134

R128

2203-000233

C521

0601-001602

LED414

2007-000172

R129

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SGH-C100 Electrical Parts List

SEC Code

Design LOC

SEC Code

Design LOC

SEC Code

Design LOC

2007-001298

R130

2007-001308

R419

1109-001274

U301

2007-000070

R131

2007-001308

R420

1203-002689

U308

2007-008275

R200

2007-001308

R421

1203-002860

U401

2007-000775

R201

2007-001308

R422

1203-002633

U402

2007-007092

R202

2007-007200

R430

1204-001960

U500

2007-000242

R203

2007-000162

R431

0504-001162

U501

2007-007766

R204

2007-000172

R500

1001-001183

U502

2007-007092

R205

2007-000172

R501

0504-001162

U503

2007-001335

R206

2007-000159

R502

2203-000278

U504

2007-000141

R207

2007-000156

R503

4302-001130

V200

2007-000171

R208

2007-000156

R504

1405-001093

V400

2007-000171

R209

2007-000932

R506

1405-001093

V401

2007-000137

R211

2007-007096

R507

1405-001082

V402

2007-000162

R212

2007-001313

R508

1405-001082

V403

2007-000171

R233

2007-001325

R509

1405-001082

V404

2007-001325

R300

2007-001319

R512

1405-001082

V406

2007-000170

R304

2007-000138

R513

1405-001082

V407

2007-000171

R305

2007-000566

R514

1405-001082

V409

2007-000173

R306

2007-000138

R515

1405-001082

V410

2007-000138

R310

2007-000171

R516

1405-001082

V411

2007-000138

R400

2007-000169

R517

1405-001082

V500

2011-001344

R401

2007-008117

R518

1405-001082

V501

2007-001295

R402

2007-000758

R519

3404-001152

VOL_DN

2007-007200

R403

2007-000148

R520

3404-001152

VOL_UP

2007-000138

R405

2007-000162

R521

0406-001167

ZD400

2007-000138

R406

1205-002218

U100

0406-001167

ZD401

2007-001308

R408

1201-002009

U101

0406-001169

ZD402

2007-001308

R409

1201-002017

U102

0404-001172

ZD403

2007-001308

R413

4709-001144

U103

0403-001446

ZD412

2007-001308

R414

2909-001200

U104

0406-001169

ZD501

2007-001308

R415

1204-002158

U200

GH42-00280A

2007-001308

R416

1209-001497

U202

3001-001408

2007-001308

R417

0504-001162

U210

2007-001308

R418

1205-002365

U300

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5. SG H -C 100 Block D iagram

Sleep Timer Calibration

Timers

Clock Enables

Annunciator

Keypad Interface

Clock Generation and PLL 19.5 MHz DSP Clock ARM Clock

Pulse Width Modulator

Clock for Internal Peripherals

ASB IRAM Bus

External Bus Interface DMA Controller

Sys_Clk

AD0-AD23 D0-D15 CS1-CS7

Passive Color or Monochrome LCD Displays

status & monitor

Viterbi

Cidex

Control Port

DSP Core

Receive Port Codec Port

SIM Interface

LO Gen

1900

Coupler T/R Switch Controls

Serial control Interface

PA Gain Controller

DAC

CX77306

CX74017

Temp Sensor

LO Gen

D1

10bit SCF

Back-up Battery

CTF

90 2's comp

S

D2

Match

G

Match

G

Match/ Filter

Match/ Filter

CP PFD

DAC

CMOS Bias Controller

10bit SCF

CTF

Audio Drivers

CX20524 CTF

Audio m Inputs u x

LINE OUT+ LINE OUTSPKR O + SPKR O MICBIAS MIC IN + MIC IN LINE IN+ LINE IN-

Diode Detector

SPKR MIC

PGA

Voltage References

Internal And System Low Drop Out Regulators (LDO)

RTC Backup LDO

Mute Switch

Low Speed Serial Interface

Stereo Audio Headset

m u x Buffer

Battery Charger POR Circuit

Power Fet

Battery Battery Pack Size Resistor SIM CARD

SIM Interface

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2.8-4.2V

Debug Serial Port

Frac - N S Synthesizer

Battery

Serial Data Services Port

T/R Switch Controls

2's DAC

S Decoupling Capacitors

Trap & Patch

T/R Switch

DC

comp

DAI Interrupt Controller

DC

DC

ADC 8bit

ramp sequencer

DAC Audio S Digital CODEC serial Filters Interface ADC

Dual Port RAM

Serial Bus

Debug Port

DC

10bit

CX805

Timer

Antenna

SAWs

1800

burst sequencer

Gendex

IrDA Compatible SDS Port

CTF

GPOs

GSM Cyclic Redundancy Check

IrDA Pulse Shaper

PGA

Tune & General Intra framePurpose sequencer Outputs

Clock Generation

GPIO Ports

Autobaud

S

osc

FLASH/SRAM Memory

ARM Core

Keypad Interface

Excape Sequence/ Flow Control

CTF

ADC

FiR

Serial Interface

ARM Interrupt Controller

PGA

ccxo tune

IROM GPIO A,B,C,D,E

S

Controrl Logic

Real Time Clock

Modulator

32.768 KHz

900

ADC

RX serial FiR Interface

6. SG H -C 100 PCB Diagram s

C201 R233 C316

SH

9

6

3

PWR

RIGHT R415

R420

LED410 V404 R418

R401

LED412

V403

R510

0

2

DOWN

CLEAR

R422

LED406

8

LED414

R417

5

LED408

UP

R413

R419

LED409

LED411

7

H6

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H2

R409

H3

LED500

LED401

MENU

1

C412

ZD402

R416 LED407 V402

LEFT

4

LED405

R421 LED413

*

R414

SEND

V501

C408 C407 C406 C405 C404 C428 C427 C426 C425 C424 C423 C422 C420 C419 C415 C414 C413 C417 V410 V409 C418

U403

SPK400

L501

C421

U308

OK

V500 C512 R515 C521 C522 R513

R310

D301

H1

LED400

C517 R516

R408

H4

1. M ain P C B Top D iagram

MIC500

ZD403

L400 C403 C516

R512 R518

C434 TDI

TDO

TMS

C236 TP205

TP204

TP222

TP220

C202 R209

GND1

TP302

TRST

TCLK

R519 C239

Q501

C523

C433

V200

C135 R129 C131

C514

C106

C515

TP230 TP233TP234

L200 C215

R207 C219

R208

C233

ZD412

R114

C234

R402R403 Q400

R126 R120 C125 C124 R116 C123 R115 C112

C432

C416

CN502

C232 C231

U402 U201

U200

C237 R300R517

C115

C220

C128 R128 C132 C238

C226

TP301

R514

R400 R308 C402 V401 V400

CN402

ZD401 ZD400

C401 R405

R200

C121 R106 C100 R112 R103

R107

U500

U301

U300

OSC300

C136

C117

U102

U103

U104

R504 C506 C507

U503

R206

R430

C142

C501 C525

R501 C504

C109 C102 R113 R109 R102 R130 C108 D101

C509 R509C510 C524

C116 R118 C114 L100

C240 C221 C213 C212 C217 R205 R202 C205 C210 C209

OSC200

L105 L104 R124 R127 C127

R117 C122

C214

R104 C107

L101 L102

U504

R125 C126

C134 U100

C105 C101 C223

C130

C224 C225 C204 C203

C113 R110 C111 C216 R203 CN500

C227 R521 C304C305 R431 C306

C144

C140 C141 R500 C502 C508

U101 C103 R108 C104 R111

R105

C129 R121 R123

C400

R100 C228 C110 C207R201 V411 R406

C310 C311

Q500

R508

R306

U501

R506

C218

U202

L201

V406

V407

C119 C118

R122

C137

ZD501

C500

C409 C410

U210

R304

C120

ANT_CONTACT

R520 R212

U502

L103 R131 CN100 L106 C133 R502 C505 C520 R503

C430

C503 C431

C513 C309R305 C308C302C303C307C301 C312

U401 R211

SAMSUNG Proprietary-Contents may change without notice

R204

VOL_DN VOL_UP C139C138 R507 LED300

This D ocum ent can not be used w ithout Sam sung's authorization

D500

6-2

C411

CON500

SG H -C100 P CB D iagram s

2. M ain P C B Bott om D iagram

ELECTRONICS

¨ÏSam sung Electronics C o., Ltd. M AY. 2003

Printed in Korea. This Service M anual is a property of Sam sung E lectronics Co.,Ltd. Any unauthorized use of M anual can be punished under appli cable International and/or dom estic law .

C ode N o.: G H 68-03770A BAS IC .

ELECTRONICS

¨ÏSamsung Electronics Co.,Ltd. MAY. 2003

Printed in Korea. This Service Manual is a property of Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law.

Code No.: GH68-03770A BASIC.