background image

12

70GS-64S

MOTHER UNIT (F7240N7A) PRINTED WIRING BOARD. Copper side.

Page 13

X

22

23

24

25

17

18

19

20

21

11

12

13

14

15

16

1

2

3

4

5

6

7

8

9

10

Y

19

18

17

29

28

27

26

25

24

23

22

21

20

33

32

31

30

J121

JF76

JF77

R1025

C1014

C1039

Q1004

C1038

J83

JF78

J372

C1040

JF75

C1037

R1045

R1049

R1053

J371

C827

R806

C814

C813

FB802

X801

R812

J370

J369

J219

J218

J367

C309

C310

C312

J127

C316

C380

J357

(CENTRAL)

(SC)

J120

R1023

J126

J122

R1043

J43

R1839

C1813

JF73

JF69

JF70

R805

C809

JF71

C816

C823

R807

D1006

K

L804

K

D615

R808

R810

Q801

JF67
J187

J150

R541

R809

D508

K

D507

K

JF40

C1031

F702

K

D424

C406

K

D423

R405

C404

R403

C402

D425

K

R313

C386

C320

C339

R311

C319

R310

C387

R308

C338

R314

R312

R818

R817

R816

R813

R811

R804

R803

R802

R801

R

R644

R622

R554

R552

R551

R549

R545

R544

R542

R535

R532

R522

R521

R517

R516

R515

R512

R511

R510

R507

R502

R470

R469

R468

R465

R463

R460

R458

R457

R456

R454

R453

R452

R450

R448

R447

R445

R437

R434

R433

R432

R431

R430

R429

R428

R427

R423

R422

R421

R415

R414

R413

R412

R411

R

R406

R404

R378

R377

R376

R375

R374

R373

R372

R363

R362

R361

R360

R358

R357

R356

R355

R354

R353

R352

R351

R350

R323

R322

R321

R320

R319

R318

R317

R316

R309

R304

R303

R302

R301

R257

R256

R255

R254

R253

R249

R248

R247

R246

R245

R244

R243

R242

R2412

R2411

R2410

R241

R2409

R2408

R2407

R2406

R2405

R2404

R2403

R2402

R2401

R240

R239

R238

R237

R236

R235

R228

R227

R226

R225

R220

R219

R218

R217

R216

R211

R209

R208

R205

R204

R203

R1061

R1060

R1054

R1052

R1051

R1046

R1044

R1041

R1035

R1033

R1032

R1031

R1030

R1029

R1028

R1024

R1021

R1005

R1004

R1002

R1001

JF7

JF52

JF5

JF44

JF4

JF39

JF38

JF37

JF30

JF3

JF22

JF21

JF20

JF2

JF12

J98

C643

C636

C606

C533

C532

C531

C529

C5

C515

C512

C503

C446

C445

C444

C441

C440

C439

C438

C436

C435

C434

C432

C429

C428

C427

C421

C420

C419

C418

C417

C416

C414

C413

C412

C411

C410

C409

C405

C403

C401

C379

C375

C374

C371

C369

C367

C366

C364

C360

C357

C354

C350

C340

C337

C336

C335

C334

C333

C331

C330

C328

C327

C321

C318

C317

C2409

C2408

C2407

C2406

C2405

C2404

C2403

C2402

C2401

C230

C226

C225

C224

C223

C222

C221

C217

C216

C214

C213

C212

C208

C207

C203

C1030

C1029

C1025

C1024

C1023

C1022

C1020

C1019

C1017

C1002

C447

D803

J319

+

C802

L801

J214

D1007

K

K

D801

K

D413

K

D412

D406

K

D408

K

D407

K

J349

J348

J347

C373

J30

C370

C382

C378

+

L353

C368

D623

Q2401

K

D1011

R1018

R1059

R1058

(STB3)

FB801

J343

J323

J269

J270

D1004

K

R1022

Q1005

J304

K

D2404

K

D2402

(RT)

AV

J331

Q201

C433

+

R464

R418

+

C422

Q403

J255

J9

K

D301

14

(S)

(HD)

C341

R315

D204

J130

Q606

L318

Q1006

J93

K

D1010

IC1005

J82

J81

J80

J79

J78

D1005

K

C372

+

C352

+

C351

L352

C363

+

C361

Q304

R359

J87

+

C536

J260

R467

D418

K

J248

C825

+

C1001

+

J180

J185

J190

R519

J212

X2401

D618

K

R620

R229

J140

J119

J311

J71

Q208

Q207

D1008

K

C342

+

J159

J322

C822

C501

J224

J28

J42

J192

J193

J194

J106

J88

L2402

L2401

J115

J114

J113

J318

JF35

JF34

JF33

JF32

J139

J138

J312

R420

J206

J243

J75

J72

J61

J117

J39

K

D601

J307

J223

J203

(FV).

(FV)

TP201

TP701

J252

R449

FB303

R1027

J40

J41

J92

J95

J118

J74

L

J250

R451

J236

J251

J63

C219

+

J253

J152

J156

D510

C520

+

R501

J50

J49

J48

J157

C323

C322

IC2401

QKITP7240BMN7

JF6

JF14

J163

C211

+

J147

J164

J165

J166

J167

J168

IC202

1

4

5

8

+

C220

R307

R306

11

SF202

SF201

J231
J232

64

32

1

IC801

C358

IC304

8

J128

J129

IC305

1

64

C218

+

D203 K

Q406

K

D414

J266

J265

FB301

Q405

Q404

MODULO_DIGITA

TH201

TU

AS

CL

DA

B+

IF1

IF2

K

D409

R424

R425

28

1

IC201

K

D411

J211

J179

L503

J178

IC401

J274

1

26

27

52

5

13

14

IC2402

20

11

IC301

+

C362

J131

J230

CF202

C206

+

SF203

J278

J275

+

C215

IC203

L350

L351

(SB)

(SA)

IC1002

1

17

32

C329

+

C326

+

C315

C325

C324 J169

L201

L205

C311

+

C314

+

C313

+

J191

J8

L317

J246

R455

+

C343

L803

J151

J162

J161

J160

C210

J189

J145

C430

C431

J142

J155

J154

J153

J144

J143

J141

(YB)

(YA)

K

D410

C376

L202

J47

J401

K D4

+

C365

J137

Q503

C514

JF19

+

C615

75

26

25

1

IC1001

J216

R419

R426

J280

Q501

C228

R233

R232

+

C209

J225

C204

+

C205

J301

+

C332

J12

J13

J14

L301

J46

J45

R1047

Q607

J31

J305

J32

J242

J241

J222

J221

C820

R231

C821

Q408

K

D419

+

C524

+

C511

J314

J64

J249

R533

R436

IC1003

IC1007

IC1006

IC1004

+

R230

L204

+

C818

+

JL14

C437

+

FB302

J94

J116

J297

Q608

R618

R1050

J27

L315

L316

D2401

K

J60

JF31

J91

R1008

J90

D2403

K

R550

R526

D303

K

20

11

IC302

J199

J201

J309

D802

K

J44

R1055

Q210

R258

J271

C229

+

(SS)

J170

X301

R234

D622

J183

R530

+

C644

J24

+

C1032

Q1001

C1027

+

J62

C353

J300

J288

K

D416

X1002

FB1001

D1003

K

D1009

K

Q302

Q303

C377

+

(VS)

Q306

Q305

C356

C381

C306

+

C305

+

D305

K

K

D304

D302

K

IC503

J146

R814

Q802

Q803

C804

+

J234

J228

R815

Q804

Q805

K

D804

(K)

D422

K

K

D415

C801

C803

C807

C808

C811

C817

C819

C824

C826

J2

J220

J240

J279

J283

J286

J289

J294

J310

J324

J325

J332

J335

J336

J341

J342

J345

J351

J352

J51

J65

C1005

C1021

C1026

C1028

C1033

C1034

C359

C535

J302

R1026

R1056

R1057

R626

R563

C231

J356

C541

R215

K

D205

J354

C227

R210

R259

C502

C507

J359

R508

R534

J136

C523

R548

R514

Q505

R528

Q507

C521

J350

R1003

J361

J360

C451

(CC)

L203

Q209

R252

R251

+

C426

R459

JF11

R461

R466

C443

(CV1)

JF60

D405

K

R417

R462

D417

K

R410

R416

JL12

C415

+

1

JL12.

J303

.

C1814

R1836

R1834

R1832

R1837

+

C1812

L1801

F7241BMN7

TRC

12

11

10

9

8

7

6

5

GND

D

D

D

D1809

C18

C1811

C

C1826

D1012

K

R506

Q502

JF41

R547

R504

R505

(STB1)

R472

D426

K

C815

+

C617

D617

K

C1035

C1018

Q1007

C1036

R1042

J338

R1020

R1019

J339

J368

J353

C383

JF74

C828

JF68

C542

Summary of Contents for 70GS-64SDE

Page 1: ...nal condition and only parts identical to those specified should be used Issued 14th Dec 2001 This document has been published to be used for after sales service only DA 100 CHASSIS CONTENTS ELECTRICAL SPECIFICATION 3 IMPORTANT SERVICE NOTES 4 ADJUSTMENTS PROCEDURES 5 PRINTED WIRING BOARDS 10 COMPONENT LOCATION TABLES 15 SCHEMATIC DIAGRAM 21 STEREO LED FLASHING CODE 29 BLOCK DIAGRAM 30 PARTS LISTI...

Page 2: ...f only part number changes are required just change part number directly the part number in the Parts Listing Section If you need more information please refer to the Technical Report Bulletin SERVICE MANUAL UPDATE LOG SHEET Part No Technical Report No Technical Bulletin No Cause Solution Page No Application Data Serial No ...

Page 3: ...rrection of each picture tube cathode current to get 8550 de grees K 20 MPCD screen temperature should not exceed 15 of its original value X 0 290 Y 0 300 WARNING The chassis in this receiver is partially hot Use an isolation transformer between the line cord plug and power receptacle when servicing this chassis To prevent electric shock do not remove cover No user serviceable parts inside Refer s...

Page 4: ...ous x ray radiation levels This is a problem when in close proximity to the receiver for long periods of time To reduce any risks associated with this please observe the following precautions 1 When undertaking any servicing on this chassis DO NOT increase the EHT to more than 28 KV at a instantaneous beam current of 1500µΑ 2 Ensure that during normal operation the EHT does not exceed 25KV 1 5KV a...

Page 5: ... On Screen Display appears SERVICE SOFTWARE AND HEXADECIMAL COUNTER DISPLAY SW ON XXXX SW OFF XXXX HOURS ON XXXX The figures displayed in the XXXX locations are hexadecimal representations of the number of times that particular function has been executed For example if the hexadecimal number displayed after SW ON was 0E4A this would correspond to the receiver being turned on 3658 times Adjustment ...

Page 6: ...ng increases When the volume down button is pressed horizontal scanning decreases Press the stand by button on the remote control to store Pin Phase Adjust the Pin Phase so that the picture is symmetrical top and bottom The effect of this adjustment is shown in figure 4 When the volume up button is pressed side pincushion changes When the volume down button is pressed side pincushion changes Press...

Page 7: ...hen the volume up button is pressed the vertical angle changes to right When the volume down button is pressed the vertical angle changes to left Press the stand by button on the remote control to store Vertical Bow Adjust the Vertical Bow so that the picture is centred The effect of this adjustment is shown in figure 10 When the volume up button is pressed the vertical bow changes to right When t...

Page 8: ...tain colour coordinates X 0 290 0 015 Y 0 300 0 015 To increase press volume up button and to decrease press volume down button RED CUT OFF alter X coordinate GREEN CUT OFF alter Y coordinate BLUE CUT OFF alter X and Y coordinate 3 3 Exit Service Mode and check colour coordinates X and Y at 20 and 120 NITS It may be nec essary to repeat procedure 2 and 3 of Colour Adjustments Changing NVM Data To ...

Page 9: ...and stored DVCO Adjustment NTSC No adjustment required Auto Installation On Off To return the receiver to the original Auto Installation mode using the volume up or down button set the Auto Installation On Off to On This setting is automatically stored and when the receiver is turned on the next time it will start up in Auto Installation mode AGC Adjustment To correctly align the Automatic Gain Co...

Page 10: ... 9 10 18 S702 S703 LP701 D1002 D1001 S704 S705 20 21 21 20 G D S S701 4 3 2 1 CW 1 D605 D604 C601 D603 FB601 R612 D613 C613 J211 JF10 R716 D712 C705 R714 J5 J6 IC1008 L2 DIP QK JF1 Q605 J171 L606 D621 R623 D606 R641 R609 J172 R624 C718 J33 J99 R728 C719 R613 C610 J173 C615 T3 15AH C Q711 E IS INDICATED WITH THE ACTIVE SECTION CAUTION THE SYMBOL 1 CF701 J4 R533 J177 J176 J175 J174 R616 D610 J134 J1...

Page 11: ...5 J166 J167 J168 C220 R307 R306 5 1 SF202 SF201 1 5 J231 J232 64 33 32 1 IC801 C358 IC304 1 8 J128 J129 IC305 1 32 33 64 C218 J266 J265 FB301 L501 1 6 12 1 6 12 6 1 IF2 IF1 33V B DA CL AS TU AGC TH201 7 1 3 5 6 2 4 CN3 AV 1 2 2 1 R424 R425 J179 L503 J178 J274 IC2401 1 26 27 52 20 10 1 IC301 J131 J230 1 CF202 C206 SF203 1 5 J278 J275 C215 IC203 L350 L351 6 1 SB SA 1 6 12 IC1002 C329 C326 C315 C325 ...

Page 12: ...1010 IC1005 J82 J81 J80 J79 J78 D1005 K C372 C352 C351 L352 C363 C361 Q304 R359 J87 C536 J260 R467 D418 K J248 C825 C1001 J180 J185 J190 R519 J212 X2401 D618 K R620 R229 J140 J119 J311 J71 Q208 Q207 D1008 K C342 J159 J322 C822 C501 J224 J28 J42 J192 J193 J194 J106 J88 L2402 L2401 J115 J114 J113 J318 JF35 JF34 JF33 JF32 J139 J138 J312 R420 J206 J243 J75 J72 J61 J117 J39 K D601 J307 J223 J203 FV FV ...

Page 13: ...J69 1 IC501 R1036 R742 IC706 C706 R790 R791 9 8 1 IC702 IC502 L501 J210 J208 2 1 F Q601 Q602 L701 Q701 404 ITAL 12 11 10 9 8 7 6 5 4 3 2 1 T601 T701 1 9 10 18 S702 S703 LP701 D1002 D1001 S704 S705 AV S701 4 3 2 1 CW 1 D605 D604 C601 C610 D603 FB601 R612 D613 C613 JF10 C705 R714 K D713 J5 J6 Q1002 J209 YC K D403 JF1 Q605 E B J171 L606 D621 Q604 R623 D606 R641 R609 J172 C718 J33 J99 R728 C719 K D420...

Page 14: ...C6064 R6041 K D6014 Q6025 R6125 Q6026 R6129 C6073 C6072 C6024 R6035 R6128 C6026 C6037 C6029 C6028 C6010 C6004 C6001 R6002 R6001 R6003 K D6006 R6307 C6066 L6012 FB6212 FB6211 FB6210 JF1 C6016 C6014 R6008 R6011 R6013 R6015 R6017 R6012 R6019 R6014 R6016 R6018 R6010 R6009 R6040 R6075 L6003 L6017 L6001 C6021 R6037 R6049 JF2 R6032 R6123 C6069 L6007 C6057 C6054 C6040 C6043 C6047 C6050 C6062 C6070 C6202 C...

Page 15: ...15 70GS 64S MOTHER UNIT F7240N7A PWB COMPONENT LOCATION TABLES Component Side 5HI 1R XP XP 9 9 9 9 9 02 3 5 57 6 6 6 6 66 67 67 67 96 9 5HI 1R XP XP 5HI 1R XP XP 1 5HI 1R XP XP 5HI 1R XP XP 5HI 1R XP XP ...

Page 16: ... 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5HI 1R XP XP 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 6 6 6 6 6 6 6 6 7 7 7 5HI 1R XP XP 5HI 1R XP XP 5HI 1R XP XP 5HI 1R XP XP 3 0 325 4 4 4 4 4 4 4 4 4 4 5 5 5 5 5 5 5 5 5 5 5 5 ...

Page 17: ...17 70GS 64S MOTHER UNIT F7240N7A PWB COMPONENT LOCATION TABLES Copper Side 5HI 1R XP XP 5HI 1R XP XP 5HI 1R XP XP 5HI 1R XP XP 5HI 1R XP XP 5HI 1R XP XP ...

Page 18: ...5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5HI 1R XP XP 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5HI 1R XP XP 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5HI 1R XP XP 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5...

Page 19: ...1 C1702 20066 51409 C1703 41402 51663 C1704 64008 22707 C1707 58928 59029 C1708 71882 42773 C1709 10414 34137 C2 59182 57505 D1703 61214 41503 FB1701 42418 13309 J12 48514 45567 Q1701 50292 22707 R1709 47752 33375 R1710 53086 44297 T1701 29972 33883 MOTHER UNIT F7240N7A PWB COMPONENT LOCATION TABLES Copper Side 5HI 1R XP XP 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 ...

Page 20: ...C6002 82296 40640 IC6006 93218 20574 JF1 34290 37592 JF2 145288 34798 JF4 132588 36322 L6001 46228 50292 L6002 31496 54610 L6003 49784 43942 L6004 78232 48006 L6005 97790 48006 L6006 125730 40386 L6007 136144 23622 L6008 56642 5334 L6009 40132 51562 L6010 16510 34544 L6012 37338 19812 Ref No Xum Yum L6013 56642 8128 L6014 57404 10922 L6015 57404 13716 L6017 50038 50292 Q6008 91694 12954 Q6021 4597...

Page 21: ...ith stand 50V SAFETY NOTE 1 DISCONNECT THE AC PLUG FROM THE AC OUTLET BEFORE REPLACING PARTS 2 SEMICONDUCTOR HEAT SINKS SHOULD BE REGARDED AS POTENTIAL SHOCK HAZARDS WHEN THE CHASSIS IS OPERATING IMPORTANT SAFETY NOTE PARTS MARKED WITH ARE IMPORTANT FOR MAINTAINING THE SAFETY OF THE SET BE SURE TO REPLACE THESE PARTS WITH SPECIFIED ONES FOR MAINTAIN ING THE SAFETY AND PERFORMANCE OF THE SET CAUTIO...

Page 22: ... 3 11 M3LDA 19 3 12 I2CEN 20 A19 26 VSS 27 VDD 28 A20 29 A21 30 A22 31 A23 32 RD 33 WR WRL 34 READY 35 ALE 36 EA 37 VDD 38 VSS 39 P5 12 100 P5 11 99 P5 10 98 P7 3 PAFT 97 P7 2 SDA1 96 P7 1 SDA2 95 P7 0 SCL1 94 P2 11 93 P2 10 AVLINK 92 P2 9 IR 91 P2 8 90 P6 7 89 P6 6 88 P6 5 87 3 13 SERV DATA 21 P3 15 22 A16 23 A17 24 A18 25 R1059 100 R1008 R751 1K R711 1K8 R1048 820 R708 1K C728 100nF LP701 P0001 ...

Page 23: ...56 3W D515 C4V7 EX0544 C514 15nF R519 100K 1 2W C516 100pF R2404 56 C714 82nF C711 220pF 2KV KZ0035 R619 270 2W R509 39K R614 10K 1 2W R552 3K3 C525 5K6 C644 220uF 16V C1032 2 2uF D613 DX0506BM 1N4936 R723 270 1W R613 2K2 2W LU L604 P0263 1 2 C610 15nF 630V FZ0159 C618 470nF Q703 TX0151 2SD2391Q EX C738 56pF 19 18 20 R765 100 TQ R766 100 TQ R724 220 TQ R522 330 D726 12V EX0554 D619 DX551 R608 33 1...

Page 24: ...1037 R314 100K R313 1K C320 1nF R310 1K C340 220nF R319 100 C305 10uF 16V C343 10uF C342 10uF C306 10uF 16V R1044 10K C319 1nF C339 100nF R1049 10K C1032 2 2uF R1021 4K7 C352 100nF D1009 DX0551 C1033 68nF D302 7V5 EX0549 D304 7V5 EX0549 D305 7V5 EX0549 R1032 27K C311 330uF 10V C316 100nF IC1001 ST10R272L IX1686BM EA VDD 38 VSS 39 RPD 40 D0 41 D1 42 D2 43 D3 44 D4 45 A14 75 A13 74 A12 73 A11 72 A10...

Page 25: ...506 100nF C207 10nF Q507 2SB852 TX0203 D403 EX0549 7V5 D405 EX0549 7V5 D406 EX0549 7V5 D410 EX0549 7V5 D409 EX0549 7V5 D408 EX0549 7V5 D407 EX0549 7V5 D502 DX0551 SF201 G1984 C0274BM 5 4 3 1 2 SF202 C0286BM K9356M 5 4 3 1 2 C501 470uF 25V C523 1nF C521 1nF R547 3K9 L501 P0271 R505 2K2 IC201 TDA4472 IX1672BM SIF 1 SIF 2 IS 3 GND 4 SAGC 5 VIF 6 VIF 7 VAGC 8 GND 9 AGC 10 RFAGC 11 VOUT 12 C 17 PLL 18 ...

Page 26: ... 220nF C6038 390pF L6017 3 3uH C6011 100nF IC6001 VPC3230 B1 1 G1 2 R1 3 B2 4 G2 5 R2 6 ASGF 7 NC 8 VSUPCAP 9 VSUPD 10 GNDD 11 GNDCAP 12 SCL 13 SDA 14 RESQ 15 TEST 16 VGAV 17 YCOEQ 18 FFIE 19 FFWE 20 FFRSTW 21 FFRE 22 FFOE 23 CLK20 24 GNDPA 25 VSUPPA 26 LLC2 27 LLC1 28 VSUPLLC 29 GNDLLC 30 Y7 31 Y6 32 Y5 33 Y4 34 GNDY 35 VSUPY 36 Y3 37 Y2 38 Y1 39 Y0 40 C7 41 C6 42 C5 43 C4 44 VSUPC 45 GNDC 46 C3 ...

Page 27: ...00 R6023 C6014 3 3uF X1003 5MHz B0236BM D6002 DX0551 D6001 C4V7 EX0544 D6006 C24 EX0561 VS VS IC6006 IX1556 BA10393 8 7 6 5 4 3 2 1 R6032 10K 1 C6079 22nF R6051 270 C6068 1nF R6052 820 1 IC6005 TL431 C6069 100uF 50V R6005 820 R6006 820 R6007 820 R6068 680 R6041 240 Q6003 BC635 Q6008 2SC2412 C6022 22nF FB6211 FB6212 FB6210 R6054 2K7 1 C6072 33pF C6067 100nF R6050 2 2 1 2W KA GN0641 C6016 22uF 50V R...

Page 28: ...T 3 CS 4 VCC 8 GD 7 GND 6 ZCD 5 C1705 1uF R1709 10 Q1701 DAR5534BM C1703 22uF C1704 220pF 2KV T1701 Z0586BM 1 2 3 4 R1706 560K TQ R1705 560K TQ R1704 560K TQ R1703 560K TQ R1702 560K TQ R1701 560K TQ C1701 22nF 630V FZ0186 D1701 DX0551 D1702 C18 R1707 100 R1710 47 2W C1707 22nF 630V FZ0186 PWA CM067FC C1702 10nF R1708 68K L6 FB1701 LN0080CE Digitally signed by Adolfo Fernandez cn Adolfo Fernandez ...

Page 29: ... fault finding 1 Unable to read or write into NVM 66 ON 33 OFF twice and OFF for a second 2 MSP failure 66 ON 33 OFF for three times and OFF for a second 3 VPC failure 66 ON 33 OFF for four times and OFF for a second 4 SAA4956 failure 66 ON 33 OFF for six times and OFF for a second 5 DDP failure 66 ON 33 OFF for seven times and OFF for a second On Off On Off On Off ...

Page 30: ...1 EPROM IC 2401 SDA 5273S MT TEXT IF FM AUDIO CVBS PERIPHERICS AUDIO L R M3L Q E E Q PO UN Q603 Q605 Q604 Q602 H DRIVE Q 501 E W DRIVE H OUT E W OUT 70GS 64S BLOCK DIAGRAM M i c r o P r o c C O M U N I C A T I O N RGB C S VIDEO 21 PINS RGB 21 PINS AV 1 D IC 6001 VIDEO PROCESSOR VPC 3230 COMPONEN INTERFACE PROCESSO OSD Y C Y L 701 IC 705 IC 706 IC 701 IC 704 IC 703 IC 702 Value D 701 D 704 S 701 17...

Page 31: ...GB RGB V OUT Q 506 E W EMULATOR Q 601 POWER UNIT H OUT HORIZ DEFLECTION 16 V 16 V FOCUS FOCUS SCREEN F B T E W OUT H OUT E W OUT CRT MODULE DIGITAL MODULE 7313 IC 6002 IC 6003 FIELD MEMORY SAA 4956TJ MPONENT ERFACE OCESSOR DDP 3310 DISPLAY DEFLECTION PROCESSOR IC 1801 4th Dec 2001 Q 907 Q 908 Q 909 TDA 6108 70GS 64S 14902JB00 00 BLOCK DIAGRAM 70GS 64S A2 1 1 Title Size Document Number Rev Date She...

Page 32: ...C2412 ROHM S AA AA Q 0506 RH TX0151BMZZ TRT 2SD2391Q SMD ROHM S AC AD Q 0507 RH TX0203BMZZ TRT 2SB852 ROHM S AA AB Q 0601 RH TX0197BMZZ TRT BU2525AX PHILIPS S AG AP Q 0602 RH TX0192BMZZ TRT KSC2500 SAMSUNG S AB AC Q 0603 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 0604 VS2SA1037KQ 1 TRT BC807 SMD S AA AA Q 0605 RH TX0192BMZZ TRT KSC2500 SAMSUNG S AB AC Q 0606 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q ...

Page 33: ...AK COIL 22UH 10 S AA AA REF No PARTS DESCRIPTION SN CODE EX CODE L 0701 RCILF0108BMZZ COIL 472839 00 THOMSON S AF AL L 0702 RCILP0110CEZZ COIL 3 3uH TDK S AD AD L 0703 RCILP0110CEZZ COIL 3 3uH TDK S AD AD L 0705 RCILP0285BMZZ COIL PCV1620 500K DIONIX S AB AF L 2401 VP DF3R3K0000 PEAK COIL 3 3UH 10 S AB AB L 2402 VP DF100K0000 PEAK COIL 10UH 10 S AA AA CERAMIC FILTERS CF 0202 RFILC0020CEZZ FILTER S...

Page 34: ...OL FILM C 15nF 50V 5 ECQ B PANASONIC S AA AB C 0515 VCCCTV1HH391J CERAM C 390PF 50V 2125SMD S AA AA C 0516 VCCCTV1HH101J CERAM C 100PF 50V 2125SMD S AA AA REF No PARTS DESCRIPTION SN CODE EX CODE C 0517 VCKYTV1HB472K CERAM C 4 7NF 50V 2125SMD S AA AA C 0518 VCCCTV1HH100D CERAM C 10PF 50V 2125SMD S AA AA C 0520 VCEAGA1VW477M ELEC C 470UF 20 35V S AA AB C 0521 VCKYTV1HB102K CERAM C 1NF 50V 2125SMD S...

Page 35: ...S TV1JD104J 2125 100KOHM 5 1 10W SMD S AA AA R 0312 VRS TV1JD223J 2125 22KOHM 5 1 10W SMD S AA AA REF No PARTS DESCRIPTION SN CODE EX CODE R 0313 VRS TV1JD102J 2125 1KOHM 5 1 10W SMD S AA AA R 0314 VRS TV1JD104J 2125 100KOHM 5 1 10W SMD S AA AA R 0315 VRD RA2BE101J RES 100 OHM 5 1 8W S AA AA R 0316 VRS TV1JD391J 2125 390 OHM 5 1 10W SMD S AA AA R 0317 VRS TV1JD391J 2125 390 OHM 5 1 10W SMD S AA AA...

Page 36: ...VRS TV1JD122J 2125 1 2KOHM 5 1 10W SMD S AA AA R 0712 VRS TV1JD331J 2125 330 OHM 5 1 10W SMD S AA AA REF No PARTS DESCRIPTION SN CODE EX CODE R 0713 VRC MA2HG564J SOLID R 560KOHM 5 1 2W S AA AA R 0714 VRC MA2HG564J SOLID R 560KOHM 5 1 2W S AA AA R 0715 VRW KS3HC473J WOUND RES 47KOHM 5 5W S AA AE R 0716 VRN VV3ABR27J MET FILM R 27 OHM 5 1W S AA AA R 0717 VRS TV1JD223J 2125 22KOHM 5 1 10W SMD S AA A...

Page 37: ...HM 5 1 10W SMD S AA AA J 0240 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA J 0248 VRD RA2HD121J RES 120 OHM 5 1 2W S AA AA J 0279 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA REF No PARTS DESCRIPTION SN CODE EX CODE J 0281 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA J 0283 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA J 0286 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA J 0289 VRS TV1JD000J 2125 0 ...

Page 38: ...021 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA REF No PARTS DESCRIPTION SN CODE EX CODE Q 6022 VS2SA1037KQ 1 TRT BC807 SMD S AA AA Q 6023 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 6024 VS2SA1037KQ 1 TRT BC807 SMD S AA AA Q 6027 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA DIODES D 6001 RH EX0544BMZZ ZENER DIODE TZMC4V7 TFK SMD S AA AA D 6002 RH DX0551BMZZ DIODE LL4148 TFK SMD S AA AA D 6003 RH DX0551BMZZ DIO...

Page 39: ...D S AA AA R 6031 VRS TV1JD101J 2125 100 OHM 5 1 10W SMD S AA AA R 6032 VRS TV1JD103J 2125 10KOHM 5 1 10W SMD S AA AA R 6035 VRS TV1JD102J 2125 1KOHM 5 1 10W SMD S AA AA R 6036 VRS TV1JD473J 2125 47KOHM 5 1 10W SMD S AA AA R 6037 VRS TV1JD562J 2125 5 6KOHM 5 1 10W SMD S AA AA R 6038 VRS TV1JD473J 2125 47KOHM 5 1 10W SMD S AA AA R 6039 VRS TV1JD472J 2125 4 7KOHM 5 1 10W SMD S AA AA R 6040 VRS TV1JD1...

Page 40: ...W 2745BMZZ MAT WIRE OREGA 100463 20 S AA AH QCNW 2746BMZZ FOCO WIRE OREGA 704030 54 S AA AC QCNW 2747BMZZ G2 WIRE OREGA 578129 50 S AA AD QCNW 2782BMZZ WIRE 3 WAYS RGB S AA AK FH QCNW 2841BMZZ WIRE 4 WAYS FH DA100 4 3 S AA AG K QCNW 2773BMZZ MANGUERA K S AA AH PW QCNW 2868BMZZ POWER SUPPLIER WIRE PFC PWA S AB AF FB 0001 RCORF0002BMZZ FERRITE CORE TFC 16816EX S AF AK L 0006 QCNW 2861BMZZ WIRE WROUN...

Page 41: ... RC FZ4104BMNJ POL FILM C 100nF 50V 5 ECQ V PANASONIC S AA AB C 0524 RC FZ4683BMNJ POL FILM C 68nF 50V 5 ECQ B PANASONIC S AA AB C 0540 VCKYTV1HF473Z CERAM C 47NF 50V 2125SMD S AA AA C 0610 RC FZ0230BMZZ C PP 18NF 630V 2222375 14183 BC S AA AD C 0713 RC FZ4104BMNJ POL FILM C 100nF 50V 5 ECQ V PANASONIC S AA AB RESISTORS R 0501 VRD RA2HD101J RES 100 OHM 5 1 2W S AA AA R 0536 VRW VV3HB561J WOUND RES...

Page 42: ...SDA5275 3 REPLACEMENT PARTS Replacement parts which have special safety characteristics are identified in this manual Electrical components having such features are identified by in the Replacement Part List The use of a substitute replacement part which does not have the same safety characteristics as the factory recommended is not permitted Replacement parts not shown in this service manual may ...

Page 43: ...43 70GS 64S NOTES ...

Page 44: ...itted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher SHARP ELECTRONICA ESPAÑA S A TV Division Engineering Dept Polígono Industrial Can Sant Joan Sant Cugat del Vallès Barcelona Spain Think Ecology please use RECYCLED PAPER ...

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