Sharp 54GT-25S Service Manual Download Page 17

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54GT-25S

F7320N0B PWB PARTS ALLOCATION TABLES (component side):

Ref No Xmm Ymm

J317

224282 68199

J318

137541 63500

J319

182753 124841

J320

187198 192659

J321

163449 87630

J322

158496 87884

J323

135509 184277

J324

211328 64516

J325

132334 78740

J326

141478 233172

J328

96520 40386

J329

179197 61341

J330

99314 29972

J331

165481 20320

J332

170561 20193

J334

11811 131445

J335

64516 89662

J336

101473 130301

J337

134239 20828

J338

58801 84582

J339

207010 133096

J340

199390 150241

J341

98552 35052

J343

136525 125095

J344

166751 155194

J345

60960 90805

J346

159512 139065

J347

203200 200914

J348

220726

8890

J349

221234 55753

J400

179959 76200

J401

152654 153670

J401.

194995 246989

J403

228854 132334

J404

173736 123317

J405

52070 113411

J406

151638 75946

J410

212090 217297

J411

220091 206502

J413

151511 78994

J414

145796 69977

J416

121539 115189

J418

157480 234442

J419

163576 234569

J421

168148 70993

J425

19050 121158

J426

236220 200025

J427

147193 114808

J428

236093 172847

J429

34544 118999

Ref No Xmm Ymm

J430

229108 67818

J433

186944 41910

J434

67183 45593

J435

6858 200787

J800

67691 76581

J801

118491 117475

J803

225044 145796

J806

240284 115189

J807

152400 51943

J810

152400 49530

J811

144780 44577

J812

53467 68199

J815

74676 192786

J816

60706 201803

J902

177165 141605

J903

142494 109474

J904

147828 73533

J906

148209 81534

J907

221488 101981

J907.

198501 81915

J908

177038 81534

J909

18923 191516

J910

31877 209677

223266 60198

180340 121031

L1001

185928 207264

L1002

185928 203962

L1004

196850 150241

L201

76454

7239

L202

169545 58166

L203

234696 71501

L205

209804 87757

L206

234950 61468

L207

228600 125222

L301

221869 75565

L303

231140 240411

L304

221488 222758

L401

194945 234823

L601

94996 82169

L602

95504 32765

L604

59182 31496

L701

61976 213614

L702

75946 197104

L703

62484 197739

L710

93218 98552

L790

101473 131572

L881

137668 214503

211328 47498

M1.

196977 66040

196977 63500

Ref No Xmm Ymm

P201

234569 14478

P301

221234 227203

P402

164973 96520

P601

86487 64516

P602

80010 25908

P701

20574 185039

P702

84074 200787

P851

142748 219456

P881

139065 171958

P882

166497 197993

P883

127508 216027

PR701

83566 217805

Q1014

148463 133477

Q209

167767 37719

Q301

210566 227457

Q3011

208026 227457

Q302

205740 220980

Q3021

203200 220980

Q401

140970 30480

Q500

138811 129032

Q502

104013 80010

Q5031

111506 76962

Q504

120523 57277

Q505

124460 65531

Q5061

117983 51054

Q509

125984 88519

Q5091

123444 88519

Q510

118745 76581

Q511

151003 140081

Q601

73533 76073

Q602

52197 83312

Q603

101981 104521

Q604

100457 91948

Q701

40513 144526

Q702

29591 130048

Q703

24003 130048

Q705

49530 91440

Q708

133477 138049

Q709

134366 146558

Q711

133858 154940

Q870

159004 206502

Q871

159004 195072

Q872

155067 182499

Q883

153035 194564

Q885

154051 206502

Q887

146812 183007

R1030

223774 155194

R1031

223774 157734

R1033

222758 139319

R1048

204470 150241

Ref No Xmm Ymm

R1049

193548 150241

R1059

189992 148971

R1063

237236 139192

R1083

138557 233299

R236

158750 33401

R240

141351 57785

R250

174498 95885

R252

236855 92075

R305

197612 213106

R312

194310 228600

R313

184785 224282

R314

186563 198374

R365

184531 20955

R366

177546 21082

R407

151003 19939

R408

143510 24003

R410

156464 21463

R414

159512 21463

R417

162560 21463

R420

173609 21590

R429

180975 21844

R501

114554 82042

R502

125984 76073

R504

102362 70358

R506

112522 67564

R507

98044 62992

R512

131572 53467

R514

128016 52959

R518

114046 46228

R524

162687 129667

R602

70231 92964

R603

40513 82804

R604

28194 86614

R605

28194 83566

R606

94996 68580

R609

80010 31750

R610

100457 46990

R611

61976 57531

R616

116332 114046

R618

80010 35306

R619

133604 115697

R620

75692 11430

R625

112014 116078

R632

50419 68580

R634

67183 40132

R702

48006 126238

R703

22987 167513

R704

38100 144526

R705

29718 155448

R706

55499 153797

Ref No Xmm Ymm

R707

34544 143510

R708

36957 120269

R709

32512 106934

R710

32512 109982

R719

44450 112522

R720

53467 142113

R721

14224 111379

R722

15494 93853

R730

137795 125095

R732

20574 85979

R737

138430 148590

R751

62992 186817

R752

54610 176784

R753

55880 173990

R836

173736 110490

R882

162941 183515

R883

140970 188087

R884

162941 213995

R885

139573 208915

R886

152019 176022

R887

135763 179324

R903

161036 108585

RJ73

227076 65531

RMC1

98450 245008

RMC1B 97663 241427
S1

20497 243205

S1001

48488 238201

S1002

60502 238201

S1003

72491 238201

S1004

84505 238201

S701

20497 242595

SC401 166522

9499

SC881 121539 195961
SF201 219964 112522
SF202 190627 69469
SF203 226314 112522
T601

33528 41783

T700

75565 126314

T751

76454 176276

TU201 220954

7315

VA701

37846 214503

X1001 205486 193040
X801

184531 116967

Summary of Contents for 54GT-25S

Page 1: ...stored to its original condition and only parts identical to those specified should be used This document has been published to be used for after sales service only ELECTRICAL SPECIFICATION 3 IMPORTANT SERVICING NOTES 4 SERVICE ADJUSTMENTS 5 PRINTED WIRING BOARDS 12 SOLID STATE DEVICE BASE DIAGRAM 20 SCHEMATIC DIAGRAM WAVE FORMS 21 TROUBLESHOOTING TABLES 28 PARTS ALLOCATION TABLES 16 PART LIST 30 ...

Page 2: ...al Information etc If only part number changes are required just change part number directly on Part List Section If you need more information please refer to the Technical Report Bulletin SERVICE MANUAL UPDATE LOG SHEET Part Technical Report Technical Bulletin Cause Solution Page Application Data Serial ...

Page 3: ... Y 0 300 WARNING The chassis in this receiver is partially live always use an isolation transformer when servicing this chassis To prevent electric shock do not remove cover No user serviceable parts inside Refer servicing to qualified service personnel Convergence Self Converging System Focus Bi Potencial Electrostatic Sweep Deflection Magnetic Specifications are subject to change without prior n...

Page 4: ... 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 29 5 KV at a instantaneous beam current of 1000µΑ 2 Ensure that during normal operation the EHT does not exceed 27 5KV 1 5KV ...

Page 5: ...options Use the volume control buttons to change the data The data is stored automatically when the service mode is exited or at switch off To exit the service mode press the standby or menu button on the remote control To ensure correct operation of the AFT this must be adjusted to 40 SERV AGC AFT H SHIFT V SHIFT V AMPL V SLOP S CORR Y DLY GAIN R GAIN G GAIN B NVM 00 3F 00 7F 00 3F 00 3F 00 3F 00...

Page 6: ...l code each code comprises of two hexadecimal numbers Each of these numbers will break down into bit four binary code as in the example below Hex code A 5 Binary code 1010 0101 Button on remote to toggle Bit 7654 3210 In the example given above the hexadecimal code is A5 the binary equivalent is 1010 0101 The remote control button to toggle each bit on or off 1 or a 0 is shown below the binary cod...

Page 7: ...7 54GT 25S ...

Page 8: ...8 54GT 25S 0 1 2 2 2 3 3 4 4 567 2 8 2 8 567 567 ...

Page 9: ... 10 BF 02 C0 00 C1 30 C2 04 C3 PAGE MEMORY FOR LIST MODE PROGRAM 5 00 C4 10 C5 02 C6 00 C7 30 C8 04 C9 PAGE MEMORY FOR LIST MODE PROGRAM 6 00 CA 10 CB 02 CC 00 CD 30 CE 04 CF PAGE MEMORY FOR LIST MODE PROGRAM 7 00 1 D0 FF RESERVED FF Page 100 Page 200 Page 300 Page 400 DEFAULT LIST MODE PAGES MEMORIZATION NOTE In page memory for LIST MODE every digit is written in one nibble 4 bits The default val...

Page 10: ...ning decreases and lower picture scanning increases PIF AGC Adjustment Screen Adjustment 3 Focus Adjustment Set contrast to 10 10 brightness to 5 10 and colour 0 10 Apply mains voltage of 220V AC 50HZ to TV 1 Receive Philips pattern signal to a level between 60 and 80 dBµV 2 3 Adjust focus potentiometer to obtain maximum definition 4 1 AFT Adjustment AFT must be adjusted to a fixed value of 40 Rec...

Page 11: ...When button is pressed chroma phase delays d Adjust the chroma luma delay COLOUR ADJUSTMENT PROCEDURES 2 B GAIN G GAIN R GAIN a Adjust G2 b Tune a white pattern c Adjust colour to minimum d Position colourmeter in the center of screen e Using brightness and contrast buttons select a luminance of 120 nits f Operate again in Service Mode and select location R GAIN and B GAIN to obtain colour coordin...

Page 12: ...E E Q603 C C C1004 D609 D716 C236 C625 C620 D211 D620 F701 J429 R722 J334 C725 E Q602 B E Q705 C E Q703 C E Q702 C J338 J800 J812 R632 R620 J210 D605 C602 C723 D717 D707 D706 D619 R720 J405 J425 C714 R705 R602 R708 R702 R706 C755 L201 D751 D710 C726 D705 C705 D712 D718 D704 D703 D702 D701 L701 C702 R604 R605 C707 R719 R710 R709 R753 R752 C605 C709 C704 C703 C728 S701 S1001 S1002 S1003 S1004 8 9 16...

Page 13: ...J300 J317 J324 C403 C302 C301 C306 C304 J301 J401 C711 C806 C213 C422 C241 C206 E Q5091 B C225 C420 C421 C410 C401 C351 C208 C239 C224 C222 C205 C249 C234 C815 C235 C612 C826 C876 C878 J323 R887 D881 D882 C874 P882 1 5 C Q301 E B Q3011 E Q209 C E Q401 C B B Q504 E Q505 C E 510 E Q708 C B Q887 E B Q872 E B Q871 E B Q883 E B Q870 E B Q885 E J419 J418 J326 R1083 C1004 D1006 D1007 D1008 D1009 J136 J11...

Page 14: ...3V 5V TV AGC TU201 R882 R883 R884 R885 R886 P851 D510 D511 D207 D1001 D202 L205 J316 J319 IC202 1 R252 J108 J806 L207 C508 J141 D201 D203 D210 D351 D212 L301 L206 FB304 R429 R365 R236 J433 J123 D213 D411 L202 J329 J908 P402 5 1 D602 D1012 D603 R250 J339 J137 R512 R514 D509 D502 R240 J318 D504 J216 J113 D512 Q212 D214 D208 Q204 Q203 D412 9 8 7 6 5 10 9 8 7 6 5 G2 Q506 Q202 C875 L881 4 5 6 P883 H P8...

Page 15: ... D705 C705 D712 D718 D704 D703 D702 D701 L701 C702 R604 R605 C707 R719 R710 R709 R753 R752 C605 C709 C704 C703 C728 S701 S1001 S1002 S1003 S1004 T700 8 9 16 5 4 P601 1 2 3 C601 VA701 T751 D1011 K L602 J330 J328 J341 C606 L710 L601 J144 J137 R518 R610 C615 C617 R504 R506 D513 D514 D505 D506 R514 R606 J142 R507 D507 16 IC751 1 Q751 G S D D752 K Q752 D1020 Q731 T601 1 2 3 4 5 6 7 8 9 10 11 11 SC881 9...

Page 16: ...749 172212 D880 152781 176276 D881 155067 187960 D882 154305 212471 E1 211328 54864 E1 182880 63246 F1 98552 124968 F2 181991 234823 Ref No Xmm Ymm F701 19304 177927 FB1001 202565 203327 FB1002 240538 134239 FB1003 164846 164973 FB201 228854 69723 FB301 232537 232537 FB304 196596 10541 FB351 182372 14605 FB352 180213 43307 FB601 65913 82296 FB801 205232 137287 FH1001 8636 181102 FH1002 23749 18097...

Page 17: ...66 227457 Q3011 208026 227457 Q302 205740 220980 Q3021 203200 220980 Q401 140970 30480 Q500 138811 129032 Q502 104013 80010 Q5031 111506 76962 Q504 120523 57277 Q505 124460 65531 Q5061 117983 51054 Q509 125984 88519 Q5091 123444 88519 Q510 118745 76581 Q511 151003 140081 Q601 73533 76073 Q602 52197 83312 Q603 101981 104521 Q604 100457 91948 Q701 40513 144526 Q702 29591 130048 Q703 24003 130048 Q70...

Page 18: ...1008 226568 135255 Q1009 231267 136525 Q1010 98425 111252 Q1011 229362 198755 Q1012 196723 192913 Q1013 229362 205740 Ref No Xmm Ymm Q201 165481 66929 Q202 237998 36957 Q203 205994 66040 Q204 200914 66040 Q206 232283 121793 Q212 230632 99568 Q303 219710 221361 Q304 213614 214630 Q305 235077 220218 Q351 206502 20447 Q352 200533 29718 Q353 206502 25527 Q354 196596 37465 Q355 197104 42545 Q501 146177...

Page 19: ...9009 125222 R839 156591 96520 R878 162941 193929 Ref No Xmm Ymm R879 162814 187325 R880 157099 200787 R881 159004 180213 R888 162941 195961 R892 149479 191770 R893 150495 203835 R894 146939 179578 R896 161671 202946 R898 161671 198882 R899 162687 182753 R901 192024 127254 R902 170561 112268 R904 167386 116332 RJ1 154813 52578 RJ10 218694 142748 RJ1031 137287 12319 RJ11 191770 160528 RJ112 229235 2...

Page 20: ... K A C B E B E C 52 51 33 32 20 19 64 1 A K C E S D G 6 4 1 3 B C E E C B K A C B E B E C 64 1 A K C E 1 4 5 8 1 26 27 52 S D G 6 4 1 3 B C E E C B K A C B E B E C 52 51 33 32 20 19 64 1 A K C E 1 4 5 8 1 26 27 52 S D G 6 4 1 3 B C E E C B K A C B E B E C 52 51 33 32 20 19 64 1 A K C E 1 4 5 8 1 26 27 52 S D G 6 4 1 3 B C E E C B K A C B E B C 52 51 1 4 5 8 26 27 S D G 6 4 1 3 B C E C K A C B E B ...

Page 21: ...ere may be slight difference from yours IMPOTANT 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 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 CH...

Page 22: ...03 6K8 D1002 DX0045BM R1001 4K7 D1006 DX0045 D1007 DX0045 D1008 DX0045 D1009 DX0045 Q1004 TX0235BM R1026 10K R1028 3K3 D602 DX0045 R512 5 6 1 3W R XZ0109BM L701 F0111BM C728 01 250V KZ0029CE PR701 P0001BM R720 47K D706 DX0045BM R708 560 1 2W C723 22 50V FZ4224BMNJ R1027 3K3 C705 100 400V EZ0100BM C719 1000uF 35V C502 100 35V C501 220 25V C514 220 25V C521 10 16V C519 1000uF 16V S701 P0612CE F701 F...

Page 23: ... BD830 H TX0204BM D505 DX0501BM R508 33 C504 68P R503 4K7 Q503 BC856 TX0153 R506 1 1 3W R XZ0100BM R504 2 2 1 3W R XZ0104BM Q502 BD825 H TX0140BM DX0045BM R407 47 1 2W R507 560 1 2W R510 15K Q510 BC337 H TX0217BM R515 820 D503 5 6V EX0409BM R525 1K D602 DX0045 DX0045BM C603 015 50V FZ4153BMNJ C609 01 Q603 BC547 H TX0142BM C723 22 50V FZ4224BMNJ C617 1 63V FZ9104BMNJ R528 180K C724 10uF 16V C608 1 ...

Page 24: ... 2W R1049 4K7 1 2W R1059 4K7 1 2W R903 47 Q901 TX0235BM R1090 10K R1015 22K L304 3 3uH CF C304 470uF 25V C301 1 50V R1037 10K C806 100 16V C1002 100nF C1008 22pF C1009 22pF C1033 1nF C1005 100nF C1028 1nF C1011 5n6 C1023 220nF C1024 150pF C1026 100pF C1003 100nF C1027 100nF C801 1 C803 1 C901 22 C201 047 C805 1 Z C607 39P C307 015 C1013 047 C1016 047 C253 01 C816 001 C802 1 L202 12uH DF C827 100P ...

Page 25: ... H TX0217BM R247 6K8 R426 6K8 C420 47 16V C421 47 16V C410 47 16V C213 22 16V C422 47 16V C901 22 C210 22 25V C218 100P C202 022 C217 047 1 Z C818 330pF C203 3300P C204 68P C250 22 25V C607 39P R422 100K C508 1 ML C610 01 P201A L2 1 IC201 TDA8842 2Y IX1630BMN2 IF IN 1 IF IN 2 EHT 3 VERT SAW 4 VERT REF 5 AGC 6 AGC OUT 7 8 9 IF IN 10 EXT IN 11 NC 12 FI LC 13 FI LC 14 PLL FIL 15 CVBS OUT 16 SCL 17 SD...

Page 26: ...01 Q701 10V 110V 20V 10V 7V Q705 3 3V Q711 2 5V Q709 10V 10V Vertical Driver Q505 Q506 O U TPUT AMP Q502 Q504 Feed back 150V 6 3V 12V Q601 Q602 Q604 Q603 110V Q883 Q885 Q887 Q870 Q871 Q872 2 5V Q503 Q504 Q505 Fly Back Pulse V Pulse 4 5V Q708 G2 Focus 51GT25H G ADG COIL S1001 S1002 S1003 S1004 L701 PR701 S701 F701 T3 15A A P701 N0304CE IC1002 1 2 3 4 5 6 7 8 SC881 VD842CE 7 9 3 5 4 6 8 P881A L2 1 K...

Page 27: ... 43MHZ J301 1 5 4 3 2 6 7 P301 1 2 SP301 1 2 V OUT FB R G SLOW B L IN L OUT R IN R OUT SC401 Z2107BM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 K 5 4 3 2 1 IC201 IF IN 1 IF IN 2 EHT 3 VERT SAW 4 VERT REF 5 AGC 6 AGC OUT 7 AUDIO OUT 8 S IF IN 9 IF IN 10 EXT IN 11 NC 12 FI LC 13 FI LC 14 PLL FIL 15 CVBS OUT 16 SCL 17 SDA 18 B GAP 19 IN 20 AV 21 VCC 22 VCC 23 VIDEO IN 24 GND 25 NC 26 AUDIO OUT 2...

Page 28: ...R737 D755 Q709 and IC1001 Check IC201 IC1001 IC1002 Normal Broken Check Q701 D718 C718 and Q601 Normal Broken Check D708 C711 and IC701 Check Q601 D708 and C711 Check F701 R703 and Q701 Is D1011 LED on a light Check D724 Check Q711 emitter voltage Check C206 Voltage Check Q709 emitter Voltage Check R737 D713 Q704 IC1001 and IC1003 TROUBLESHOOTING TABLES ...

Page 29: ...Broken Check Q5091 Normal 10 V abnormal Check Q500 D709 C712 D710 and C713 Check power supply voltage Check Q503 Q505 Q506 Q510 and IC501 Is R512 Broken Are R504 or R608 Broken NO PICTURE Normal Open Change R609 0V Check C876 T601 and connection G2 Normal Check CRT Check R609 Check C867 voltage ...

Page 30: ...me safety characteristics as the factory recommended is not permitted Replacement parts not shown in this service manual may create shock fire or other hazards HOW TO ORDER REPLACEMENT PARTS To have your order completed promplty and corretly please supply the following information 1 MODEL NUMBER 3 PART NO 5 CODE 2 REF NO 4 DESCRIPTION 6 QUANTITY TROUBLESHOOTING TABLES NO SOUND Approx 20V 0 V Check...

Page 31: ...31 54GT 25S 4 56 7 8 9 m m m m m m m m m m m m m m m m o 4 56 7 8 9 7 L7 o o o o o o o o o o 7 4 7 4 l 7 7 o o p o m o o o o o o o o o o o o ...

Page 32: ... 7 8 9 o o o o o o o o o m o o o o p o m o p o m o k o o o o o p o m o p o m o o o p o m p o m p o m o o o o p o m o o p o m o o o o 4 56 7 8 9 o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o ...

Page 33: ...o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o k o o o 4 56 7 8 9 o o o o o o o o o o o o o o o o o o o o o o o m o o o o o o o o o o o o m o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o ...

Page 34: ... o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o 4 56 7 8 9 o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o 7 7 m m 2 m 2 m m m m m m l l m l l m m k J L 7 m m m m m m ...

Page 35: ...35 54GT 25S TELETEXT 1 1 1 1 2 1 3 1 5 1 4 2 4 56 7 8 9 o 7 7 o o o o o o o o o o o o o o o o o o 7 7 m m 7 7 m m 7 7 m m l l k ...

Page 36: ...22 37GQ 20FP RECYCLED PAPER PRINTED BY ON ...

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