background image

SET 4679       P

SET 4679       P

SET 4679       P

SET 4679       P

SET 4679       Paaaaaggggge 4

e 4

e 4

e 4

e 4

MAIN BO

MAIN BO

MAIN BO

MAIN BO

MAIN BOARD - BO

ARD - BO

ARD - BO

ARD - BO

ARD - BOTT

TT

TT

TT

TTOM 

OM 

OM 

OM 

OM VIEW

VIEW

VIEW

VIEW

VIEW

MAIN BO

MAIN BO

MAIN BO

MAIN BO

MAIN BOARD - BO

ARD - BO

ARD - BO

ARD - BO

ARD - BOTT

TT

TT

TT

TTOM 

OM 

OM 

OM 

OM VIEW

VIEW

VIEW

VIEW

VIEW,,,,, GRIDTRA

 GRIDTRA

 GRIDTRA

 GRIDTRA

 GRIDTRACE LOCA

CE LOCA

CE LOCA

CE LOCA

CE LOCATION GUIDE

TION GUIDE

TION GUIDE

TION GUIDE

TION GUIDE

C11453

O10

C11454

O10

C11455

N10

C11456

N10

C11501

K11

C11502

K11

C11503

K12

C11606

M11

C11607

M11

C11608

M11

C11609

M11

C11610

M11

C11612

M11

C11613

M11

C11615

M11

C11621

L11

C11622

L11

C11625

L11

C11626

L11

C11627

L11

C11629

L11

C11631

L12

C11701

J11

C11702

K11

C11704

J10

C11906

H11

C11907

G11

C11910

H11

C11912

G11

C12301

J8

C12302

J8

C12303

J9

C12304

K8

C12307

J8

C12308

J8

C12312

J8

C12313

J8

C12708

H8

C12709

J8

C12710

I9

C12711

I9

C12712

G10

C12714

G9

C12715

G9

C12716

H9

C12717

J8

C12718

I8

C12801

I8

C12802

J9

C12803

I7

C12805

J9

C12807

I8

C13102

C11

C13103

D11

C13104

E9

C13106

D10

C13107

D10

C13108

B11

C13109

C11

C13110

C11

C13111

C11

C13113

E9

C13114

D11

C13119

E10

C13129

C9

C13141

C10

C13163

E9

C13165

D11

C13169

D10

C13170

B9

C13201

A6

C13301

D9

C13302

E9

C13312

D9

C13501

B10

C13502

B10

C13503

B10

C13504

B9

C14103

K2

C14106

H2

C14107

F1

C14123

D2

C14126

H1

C14127

H1

C14153

I8

C14154

F7

C14159

L7

C14160

L7

C14275

B8

C14276

B7

C14277

B8

C14278

C8

C14302

G5

C14303

G5

C14309

G5

C14321

I8

C14322

I7

C14401

J5

C14507

C6

C14702

M5

C14706

M5

C14903

I8

C14904

K7

C17416

K9

C17417

K9

CR11501

J12

CR11502

J12

CR11505

J11

CR11601

L12

CR11603

O12

CR12301

K9

CR14113

O10

CR14114

O10

FB14110

L7

Q11501

G11

Q11901

J12

Q12301

J9

Q12701

H9

Q12702

G9

Q12703

H9

Q12704

G9

Q13101

C11

Q13102

D11

Q13103

D11

Q13104

E9

Q13301

D9

Q13501

B10

Q13503

C10

Q14105

D3

Q14106

E1

Q14107

D2

Q14108

J2

Q14201

D6

Q14277

C10

Q14302

G5

R11460

O10

R11461

O10

R11462

O10

R11463

O10

R11501

K10

R11502

K10

R11503

J11

R11504

K10

R11505

J12

R11506

K10

R11507

J12

R11508

K11

R11509

K12

R11510

K12

R11513

G11

R11514

G11

R11601

M11

R11602

L10

R11603

M11

R11604

M11

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M11

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M11

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M11

R11608

M11

R11609

M9

R11611

L12

R11612

L11

R11613

L12

R11614

L11

R11615

M11

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M11

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M10

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N11

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O12

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O11

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L12

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L12

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L12

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L12

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L12

R11626

K11

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K11

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K11

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K11

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J11

R11706

J10

R11708

K11

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K11

R11910

I11

R11911

H11

R11912

H11

R11913

H11

R11915

J12

R11918

J12

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J12

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I12

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G12

R12201

J9

R12302

J7

R12303

J8

R12304

J9

R12305

J9

R12306

J8

R12307

J10

R12308

K9

R12309

K8

R12311

J9

R12315

J8

R12316

J8

R12318

K9

R12701

I9

R12703

I9

R12705

I8

R12706

I9

R12707

I9

R12708

I9

R12712

H10

R12713

G9

R12714

I9

R12715

G9

R12716

G9

R12718

G10

R12719

G9

R12720

G9

R12722

G10

R12723

H9

R12724

H9

R12726

H9

R12727

G10

R12801

I8

R12802

I8

R12803

J7

R12804

I9

R12805

J9

R12806

J7

R12807

J7

R12808

J7

R13101

C11

R13102

D11

R13104

D11

R13105

D11

R13106

D11

R13107

C9

R13108

D11

R13109

D11

R13110

D11

R13111

D11

R13112

D10

R13113

C10

R13114

C10

R13115

C10

R13116

C11

R13117

C11

R13118

C10

R13119

C10

R13121

D8

R13122

D9

R13123

C9

R13124

C9

R13126

C10

R13127

C9

R13128

E10

R13130

B10

R13131

C10

R13132

C10

R13134

D10

R13135

D10

R13136

F10

R13137

B11

R13138

D10

R13139

E11

R13140

B11

R13141

D10

R13142

D11

R13143

D10

R13144

C10

R13145

D9

R13147

B10

R13148

B10

R13150

C9

R13151

B11

R13152

C9

R13154

B11

R13161

C11

R13162

C11

R13165

D10

R13166

C11

R13167

C9

R13168

C9

R13169

C11

R13170

C9

R13171

E9

R13175

D10

R13176

E10

R13181

D10

R13182

D9

R13183

D9

R13184

C11

R13185

C11

R13186

C10

R13192

D10

R13194

C12

R13195

C12

R13196

C10

R13197

D10

R13198

D10

R13199

D12

R13205

B9

R13207

C9

R13301

E9

R13302

D9

R13310

E10

R13311

E11

R13312

E11

R13313

E11

R13314

D9

R13315

D9

R13316

D9

R13317

D9

R13318

D9

R13319

D9

R13321

E9

R13323

E12

R13501

B9

R13503

B9

R13504

C10

R13505

C10

R13507

C10

R13508

C10

R13510

C10

R13511

C10

R13512

B10

R14112

H1

R14114

E1

R14121

D3

R14126

E3

R14127

D3

R14128

E4

R14129

G1

R14206

G6

R14279

B8

R14280

C7

R14281

C7

R14282

C8

R14283

C8

R14284

C8

R14285

C8

R14286

C8

R14287

C8

R14304

G5

R14320

I8

R14321

H7

R14322

I7

R14323

I8

R14324

H7

R14326

H7

R14327

H7

R14520

I8

R14852

I7

R14906

J7

R14909

K7

R17130

O7

R17402

K8

R17403

K8

U11602

L12

Summary of Contents for 32GT720YX4

Page 1: ...nal SAFETY CHECK before returning receiver to customer Check repaired area for poorly soldered connections and check entire circuit board for solder splashes Check board wiring for pinched wires or wires contacting any high wattage resistors Check that all control knobs shields covers grounds and mounting hardware have been replaced Be sure to replace all insulators and restore proper lead dress S...

Page 2: ...er use volume and buttons To access and change any of the adjustments the proper parameter pass number must be entered This information is listed at the beginning of the alignment When these parameters are modified the T Chip and the corresponding EEPROM are updated All service adjustments are bus controlled except focus and screen NOTE In order to adjust the RF AGC audio or video levels tuner PIP...

Page 3: ...ode and the address of that IC which failed will be stored in one of the error code parameters After every repair is done to the chassis it is recommended to check the error code parameters and reset them back to value 0 Impor Impor Impor Impor Important P tant P tant P tant P tant Par ar ar ar arts Inf ts Inf ts Inf ts Inf ts Information ormation ormation ormation ormation ν The parts listed here...

Page 4: ...9 P SET 4679 Pa a a a ag g g g ge 1 e 1 e 1 e 1 e 1 GE MODEL 32GT720YX4 CHASSIS CTC203CF1 GE MODEL 32GT720YX4 CHASSIS CTC203CF1 GE MODEL 32GT720YX4 CHASSIS CTC203CF1 GE MODEL 32GT720YX4 CHASSIS CTC203CF1 GE MODEL 32GT720YX4 CHASSIS CTC203CF1 ...

Page 5: ...P P P P Pa a a a ag g g g ge 2 e 2 e 2 e 2 e 2 SET 4679 SET 4679 SET 4679 SET 4679 SET 4679 ...

Page 6: ...SET 4679 P SET 4679 P SET 4679 P SET 4679 P SET 4679 Pa a a a ag g g g ge 2 e 2 e 2 e 2 e 2 ...

Page 7: ...P P P P Pa a a a ag g g g ge 2 e 2 e 2 e 2 e 2 SET 4679 SET 4679 SET 4679 SET 4679 SET 4679 ...

Page 8: ...9 P SET 4679 Pa a a a ag g g g ge 2 e 2 e 2 e 2 e 2 GE MODEL 32GT720YX4 CHASSIS CTC203CF1 GE MODEL 32GT720YX4 CHASSIS CTC203CF1 GE MODEL 32GT720YX4 CHASSIS CTC203CF1 GE MODEL 32GT720YX4 CHASSIS CTC203CF1 GE MODEL 32GT720YX4 CHASSIS CTC203CF1 ...

Page 9: ...P P P P Pa a a a ag g g g ge 3 e 3 e 3 e 3 e 3 SET 4679 SET 4679 SET 4679 SET 4679 SET 4679 ...

Page 10: ...SET 4679 P SET 4679 P SET 4679 P SET 4679 P SET 4679 Pa a a a ag g g g ge 3 e 3 e 3 e 3 e 3 ...

Page 11: ...SET 4679 P SET 4679 P SET 4679 P SET 4679 P SET 4679 Pa a a a ag g g g ge 3 e 3 e 3 e 3 e 3 P P P P Pa a a a ag g g g ge 3 e 3 e 3 e 3 e 3 SET 4679 SET 4679 SET 4679 SET 4679 SET 4679 ...

Page 12: ...1406 B29 R11407 C44 R11408 C44 R11409 C44 R11410 D44 R11411 E31 R11412 E31 R11413 D31 R11414 D31 R11460 B38 R11461 B38 R11462 C43 R11463 C43 R11501 D40 R11502 D40 R11503 D40 R11504 D40 R11505 D41 R11506 D40 R11507 D41 R11508 D42 R11509 D42 R11510 D42 R11511 D38 R11512 E38 R11513 D23 R11514 D23 R11601 A5 R11602 D39 R11603 C39 R11604 C39 R11605 B38 R11606 D38 R11607 D38 R11608 D38 R11609 D38 R11611 ...

Page 13: ...R14117 I12 CR14201 O10 CR14202 O11 CR14203 N10 CR14204 N11 CR14205 D11 CR14301 G9 CR14401 F8 CR14402 J8 CR14501 C7 CR14701 M8 CR14702 F8 CR14704 M8 CR14801 J8 CR14901 E7 CR14902 J7 F14201 L11 FB13101 E4 FB14106 F10 FB14107 F10 FB14108 F10 FB14109 I11 FB14114 F10 FB14401 J8 FB14501 I6 FB14801 J8 J11450 O3 J11901 H1 J13103 E1 J13201 O1 K14201 K11 L12302 K4 L12303 K5 L12305 J6 L12705 H5 L13105 E4 L13...

Page 14: ...K12 R11510 K12 R11513 G11 R11514 G11 R11601 M11 R11602 L10 R11603 M11 R11604 M11 R11605 M11 R11606 M11 R11607 M11 R11608 M11 R11609 M9 R11611 L12 R11612 L11 R11613 L12 R11614 L11 R11615 M11 R11616 M11 R11617 M10 R11618 N11 R11619 O12 R11620 O11 R11621 L12 R11622 L12 R11623 L12 R11624 L12 R11625 L12 R11626 K11 R11701 K11 R11702 K11 R11703 K11 R11704 J11 R11706 J10 R11708 K11 R11709 K11 R11910 I11 R...

Page 15: ...TDA7267 244225 U12101 LA7612N 241266 LA7612A 252842 U13101 ST9296N9B1 JBT 247619 U13102 24C08 244878 U14101 223653 U14102 231525 U14103 L7852CV 241752 U14104 KA7812 162394 NTE966 U14150 L78S75CV 231526 U14275 237477 NTE941D U14501 2 3 4 232109 NTE1788 U14501 5 215531 NTE1788 U14801 223682 NTE928M U26901 02 03 LA7221 227354 Item No Item No Item No Item No Item No Function Rating Function Rating Fun...

Page 16: ... 195939 R14114 270K 2 1 10W 205375 R14115 143 1 244216 R14116 2800 1 1 4W 244217 R14117 160 5 7W Wirewound 227958 R14118 33K 3W 243805 R14124 3 3 5 2W 223680 R14126 37 4K 1 215215 R14151 8 2 1W 235378 R14201 2 7M 20 1 2W 217662 R14202 1 8 10 15W Wirewound 200444 R14205 120K 20 1 2W 238903 R14275 76 33 5 1 4W 175754 R14277 68 5 1 4W 175039 R14279 18K 2 1 10W 205356 R14305 2000 5 3W 251832 R14326 91...

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