background image

C647

222236516334

FILM

160V

330nF

C650

ECKC3A102J

CERAMIC

1KV

1nF

C651

ECOS2EA221AB

ELECT

400V

220mF

C656

ECKC2H681J

CERAMIC

500V

680pF

C657

ECEA1HU471

ELECT

50V

470mF

C661

ECKC2H821J

CERAMIC

500V

820pF

C662

ECEA1EU222

ELECT

25V 2200mF

C666

222236516224

FILM

160V

220nF

C667

ECEA1CU471

ELECT

16V

470mF

C671

ECKC2H681J

CERAMIC

500V

680pF

C672

ECEA1EU222

ELECT

25V 2200mF

C677

ECEA1CU471

ELECT

16V

470mF

C681

ECEA1EGE101

ELECT

25V

100mF

C682

ECKC2H331J

CERAMIC

500V

330pF

C687

ECEA1HGE102

ELECT

50V 1000mF

C1001

ECEA1CU470

ELECT

16V

47mF

C1002

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1011

ECEA1CU470

ELECT

16V

47mF

C1012

ECUV1H473ZFX

S.M. CAP

50V

47nF

C1013

ECEA1CU470

ELECT

16V

47mF

C1019

ECEA1CU470

ELECT

16V

47mF

C1020

ECEA1CU470

ELECT

16V

47mF

C1021

ECEA1HUR47

ELECT

50V

0.47mF

C1022

ECEA1HUR47

ELECT

50V

0.47mF

C1023

ECUV1H221JCX

S.M. CAP

50V

220pF

C1024

ECUV1H221JCX

S.M. CAP

50V

220pF

C1031

ECEA1HNR47

ELECT

50V

0.47mF

C1032

ECEA1HUR47

ELECT

50V

0.47mF

C1033

ECUV1H221JCX

S.M. CAP

50V

220pF

C1034

ECUV1H221JCX

S.M. CAP

50V

220pF

C1036

ECEA1CU470

ELECT

16V

47mF

C1038

ECEA1CU470

ELECT

16V

47mF

C1041

ECUV1H103KBX

S.M. CAP

50V

10nF

C1042

ECUV1H103KBX

S.M. CAP

50V

10nF

C1043

ECEA1HUR47

ELECT

50V

0.47mF

C1044

ECEA1HUR47

ELECT

50V

0.47mF

C1051

ECEA1HNR33

ELECT

50V

0.33mF

C1052

ECEA1HNR33

ELECT

50V

0.33mF

C1071

ECEA1CN470

ELECT

16V

47mF

C1091

ECEA1CU470

ELECT

16V

47mF

C1101

ECEA1HUR47

ELECT

50V

0.47mF

C1111

ECEA1HU470

ELECT

50V

47mF

C1112

ECUV1H473ZFX

S.M. CAP

50V

47nF

C1116

ECUV1H473ZFX

S.M. CAP

50V

47nF

C1121

ECEA1HUR47

ELECT

50V

0.47mF

C1124

ECUV1H473ZFX

S.M. CAP

50V

47nF

C1126

ECEA1CU470

ELECT

16V

47mF

C1151

ECUV1H102KBX

S.M. CAP

50V

1nF

C1158

ECEA1HUR47

ELECT

50V

0.47mF

C1161

ECUV1H102KBX

S.M. CAP

50V

1nF

C1178

ECUV1H473ZFX

S.M. CAP

50V

47nF

C1179

ECEA1CU470

ELECT

16V

47mF

C1183

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1193

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1226

ECUV1H560JCX

S.M. CAP

50V

56pF

C1231

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1241

ECUV1H472KBX

S.M. CAP

50V

4.7nF

C1242

ECUV1H472KBX

S.M. CAP

50V

4.7nF

C1263

ECUV1H102KBX

S.M. CAP

50V

1nF

C1266

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1271

ECUV1H102KBX

S.M. CAP

50V

1nF

C1273

ECEA1HUR47

ELECT

50V

0.47mF

C1282

ECEA1HUR47

ELECT

50V

0.47mF

C1284

ECEA1HUR47

ELECT

50V

0.47mF

C1301

ECEA1CU100

ELECT

16V

10mF

C1302

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1303

ECEA1CU100

ELECT

16V

10mF

C1304

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1306

ECEA1CU101

ELECT

16V

100mF

C1307

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1309

ECEA1CU100

ELECT

16V

10mF

C1310

ECEA1CU100

ELECT

16V

10mF

C1311

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1312

ECEA50Y3R3

ELECT

50V

3.3mF

C1313

ECUV1H471JCX

S.M. CAP

50V

470pF

C1314

ECUV1H471JCX

S.M. CAP

50V

470pF

C1315

ECEA1CU100

ELECT

16V

10mF

C1316

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1321

ECUV1H030CCX

S.M. CAP

50V

30pF

C1322

ECUV1H030CCX

S.M. CAP

50V

30pF

C1326

ECQM1H334J

FILM

50V

330nF

C1327

ECUV1H221JCX

S.M. CAP

50V

220pF

C1331

ECUV1H391JCX

S.M. CAP

50V

390pF

C1332

ECUV1H391JCX

S.M. CAP

50V

390pF

C1346

ECUV1H221JCX

S.M. CAP

50V

220pF

C1347

ECUV1H221JCX

S.M. CAP

50V

220pF

C1351

ECEA1CU470

ELECT

16V

47mF

C1352

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1353

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1377

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1382

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1409

ECUV1H470JCX

S.M. CAP

50V

47pF

C1411

ECUV1H070DCX

S.M. CAP

50V

7pF

C1412

ECUV1H100DCX

S.M. CAP

50V

10pF

C1413

ECUV1H220JCX

S.M. CAP

50V

22pF

C1416

ECUV1H070DCX

S.M. CAP

50V

7pF

C1417

ECUV1H560JCX

S.M. CAP

50V

56pF

C1444

ECUV1H102KBX

S.M. CAP

50V

1nF

C1454

ECUV1H102KBX

S.M. CAP

50V

1nF

C1463

ECUV1H102KBX

S.M. CAP

50V

1nF

C1465

ECUV1H560JCX

S.M. CAP

50V

56pF

C1467

ECUV1H102KBX

S.M. CAP

50V

1nF

C1468

ECUV1H102KBX

S.M. CAP

50V

1nF

C1473

ECUV1H102KBX

S.M. CAP

50V

1nF

C1475

ECUV1H560JCX

S.M. CAP

50V

56pF

C1483

ECUV1H102KBX

S.M. CAP

50V

1nF

C1487

ECUV1H103KBX

S.M. CAP

50V

10nF

C1493

ECUV1H102KBX

S.M. CAP

50V

1nF

C1497

ECUV1H103KBX

S.M. CAP

50V

10nF

C1601

ECEA1CU470

ELECT

16V

47mF

C1602

ECUV1H103KBX

S.M. CAP

50V

10nF

C1606

ECEA0JU102

ELECT

6.3V 1000mF

C1607

ECUV1H103KBX

S.M. CAP

50V

10nF

C1611

ECEA1CU470

ELECT

16V

47mF

C1612

ECUV1H103KBX

S.M. CAP

50V

10nF

C1613

ECEA1CU100

ELECT

16V

10mF

C1614

ECUV1H473ZFX

S.M. CAP

50V

47nF

C1615

ECUV1H103KBX

S.M. CAP

50V

10nF

C1616

ECUV1H101JCX

S.M. CAP

50V

100pF

C1617

ECUV1H470JCX

S.M. CAP

50V

47pF

C1618

ECUV1H470JCX

S.M. CAP

50V

47pF

C1619

ECUV1H103KBX

S.M. CAP

50V

10nF

C1620

ECUV1H102KBX

S.M. CAP

50V

1nF

C1621

ECUV1H103KBX

S.M. CAP

50V

10nF

C1622

ECEA1CU100

ELECT

16V

10mF

C1624

ECEA1HNR22

ELECT

50V

0.22mF

C1625

ECUV1H101JCX

S.M. CAP

50V

100pF

C1626

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1627

ECEA1HNR22

ELECT

50V

0.22mF

C1641

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1651

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1652

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1653

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1655

ECEA1CU470

ELECT

16V

47mF

C1661

ECUV1H102KBX

S.M. CAP

50V

1nF

C1662

ECUV1H683ZFX

S.M. CAP

50V

68nF

C1663

ECUV1H102KBX

S.M. CAP

50V

1nF

C1666

ECUV1H102KBX

S.M. CAP

50V

1nF

C1667

ECUV1H683ZFX

S.M. CAP

50V

68nF

C1668

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1672

ECEA1CU100

ELECT

16V

10mF

C1673

ECUV1H104ZFX

S.M. CAP

50V

100nF

Summary of Contents for TX-29AD1E

Page 1: ...ematic 25 E Schematic 29 Y Schematic Parts List Self Check Disassembly Waveforms Specifications Location of Controls Service Information Service Manual Colour Television EURO 2 Chassis TX 25AD1E TX 29...

Page 2: ...deo 21 pin 1 Vp p 75W Audio 21 pin 500mV rms 10kW RGB 21 pin AV1 OUT Video 21 pin 1 Vp p 75W Audio 21 pin 500mV rms 1kW AV2 IN Video 21 pin 1 Vp p 75W Audio 21 pin 500mV rms 10 kW S Video IN Y 1 Vp p...

Page 3: ...h an ohmmeter between the jumpered AC plug and each exposed metallic cabinet part on the receiver such as screw heads aerials connectors control shafts etc When the exposed metallic part has a return...

Page 4: ...Location Of Controls Service Hints How to remove the rear cover 1 Remove the 8 fixing screws A as shown in Fig 3 Fig 4...

Page 5: ...ently pull the chassis toward you Realese the M PCB as explained on page 6 2 Turn the chassis through 90_ anti clockwise as shown in fig 6 3 Clip the chassis onto the support bracket as shown in fig 6...

Page 6: ...o its original position before returning the receiver to the customer HOW TO REMOVE THE A BOARD 1 Disconnect the 5 leads from the A board 2 Release the A and F boards securing brackets by pushing the...

Page 7: ...lip the three metal clips marked B in fig 9 4 Unclip the front metal cover Fig10 and remove from the A board 5 Fit the extension leads to the A board making sure that the A board does not touch the E...

Page 8: ...f the TV has only one 21 pin connector then this will be able to accept the memory pack 2 Go into the Service Mode as explained above The screen will show 3 Press the blue button on the remote control...

Page 9: ...he tuner RF AGC and ground 3 Set the oscilloscope gain range to 1V div 1 Check that the noise becomes large when the RF AGC VR P4701 is turned counterclockwise After the check turn it clockwise 2 Grad...

Page 10: ...mum setting 11 Trapezium comp TRAPEZ 1 014 TRAPEZ 1 000 Optimum setting 12 Trapezium comp TRAPEZ 2 012 TRAPEZ 2 009 Optimum setting 13 Colour VCO COLOUR VCO 015 COLOUR VCO 006 Optimum setting 14 Cut o...

Page 11: ...SOR I1351 8V REG I1011 AV SWITCHING I1111 AV SWITCHING I1601 5V REG I2651 COMB FILTER CONTROL I2601 COMB FILTER I4700 IF PROCESSOR I4071 12V REG I611 PSU CONTROL I646 9V REG I661 12V REG I466 AUDIO OU...

Page 12: ...06 AMP I2601 COMB FILTER Q2651 BUFFER Q2653 BUFFER I2651 Q2611 BUFFER Q2607 Q2605 AMP Q1653 BUFFER Q1651 AMP Q1656 AMP Q1643 BUFFER Q1641 AMP Q1646 AMP Q1633 BUFFER Q1631 AMP Q1636 AMP Q3162 Q3164 Q31...

Page 13: ...BUFFER Q1496 BUFFER I466 AUDIO OUTPUT AMP I1301 AUDIO MIXER DEMODULATOR VOLUME BASS TREBLE CONTROL AV1 AV2 Q1091 MUTE Q1071 MUTE Q1382 MUTE Q1466 BUFFER Q1476 BUFFER AV3 Q6443 Q6447 AMP Q6413 Q6417 A...

Page 14: ...1 W 1 2 5 1 W 2 6 0 1 W 1 6 5 1 W 6 1 2 W 2 1 4 W 2 5 2 W 4 0 0 1 W 6 3 0 W 6 6 0 W 5 4 8 W 3 3 1 7 W 3 1 5 2 W 2 6 0 2 W3316 W6102 W6010 W1370 W610 W1951 W1511 W511 W1201 W211 A V 3 W1221 W1211 AV1...

Page 15: ...WAVEFORM PATTERN TABLE...

Page 16: ...the Audio signal path Indicates the Vertical Horizontal signal path 8 This schematic diagram is the latest at the time of printing and is subject to change without notice Precautions a Do not touch t...

Page 17: ...PARTS LOCATION NOTE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 20 21 19 22...

Page 18: ...C465 ECEA1CU470 ELECT 16V 47mF C466 ECEA1HU222 ELECT 50V 2200mF C467 ECQB1H103J FILM 50V 10nF C471 ECEA1HU010 ELECT 50V 1mF C472 ECEA1CU101 ELECT 16V 100mF C473 ECEA1EGE222 ELECT 25V 2200mF C476 ECEA...

Page 19: ...CUV1H104ZFX S M CAP 50V 100nF C1309 ECEA1CU100 ELECT 16V 10mF C1310 ECEA1CU100 ELECT 16V 10mF C1311 ECUV1H104ZFX S M CAP 50V 100nF C1312 ECEA50Y3R3 ELECT 50V 3 3mF C1313 ECUV1H471JCX S M CAP 50V 470pF...

Page 20: ...0DCX S M CAP 50V 10pF C2604 ECUV1H104ZFX S M CAP 50V 100nF C2605 ECEA1CKA470 ELECT 16V 47mF C2606 ECUV1H104ZFX S M CAP 50V 100nF C2607 ECUV1H104ZFX S M CAP 50V 100nF C2609 ECEA1CKA470 ELECT 16V 47mF C...

Page 21: ...C4744 ECUV1H100DCX S M CAP 50V 10pF C4745 ECUV1H102KBX S M CAP 50V 1nF C4746 ECUV1H104ZFX S M CAP 50V 100nF C4747 ECUV1H102KBX S M CAP 50V 1nF C4748 ECUV1H102KBX S M CAP 50V 1nF C4749 ECUV1H102KBX S...

Page 22: ...0 LA7577N V I F I4701 AN78N12 12V REGULATOR I6101 AN78L05TA 5V REGULATOR I6301 RPM 637CBRS1 LED RECEIVER SOCKETS TERMINALS LINK WIRES BC1 ERJ6GEY0R00 WIRE LINK BC2 ERJ6GEY0R00 WIRE LINK BC4 ERJ6GEY0R0...

Page 23: ...WIRE LINK JC1104 ERJ8GEY0R00 METAL 0 125W 1 0W JC1105 ERJ8GEY0R00 METAL 0 125W 1 0W JC1106 ERJ8GEY0R00 METAL 0 125W 1 0W JC1107 ERJ8GEY0R00 METAL 0 125W 1 0W JC1108 ERJ8GEY0R00 METAL 0 125W 1 0W JC110...

Page 24: ...4 BC847B TRANSISTOR Q1827 BC857B TRANSISTOR Q1831 BC847B TRANSISTOR Q2601 BC847B TRANSISTOR Q2602 BC847B TRANSISTOR Q2603 BC847B TRANSISTOR Q2604 BC847B TRANSISTOR Q2605 BC857B TRANSISTOR Q2606 BC857B...

Page 25: ...AL 0 25W 1 3R92KW R634 ERDS1TJ1R5 CARBON 0 5W 5 1R5W R636 ERD25TJ473 CARBON 0 25W 5 47KW R639 ERD75TAJ825 CARBON 0 75W 5 8M2W R651 ERDS1TJ474 CARBON 0 5W 5 470KW R666 ERO25CKF3301 METAL 0 25W 1 3K3W R...

Page 26: ...1W 5 150W R1621 ERJ6GEYJ102 S M CARB 0 1W 5 1KW R1622 ERJ6GEYJ103 S M CARB 0 1W 5 10KW R1623 ERJ6GEYJ123 S M CARB 0 1W 5 12KW R1624 ERJ6GEYJ333 S M CARB 0 1W 5 33KW R1626 ERJ6GEYJ151 S M CARB 0 1W 5...

Page 27: ...2640 ERJ6GEYJ121 S M CARB 0 1W 5 120W R2641 ERJ6GEYJ102 S M CARB 0 1W 5 1KW R2642 ERJ6GEYJ473 S M CARB 0 1W 5 47KW R2643 ERJ6GEYJ333 S M CARB 0 1W 5 33KW R2644 ERJ6GEY0R00 WIRE LINK R2645 ERJ6GEYJ151...

Page 28: ...703 ERJ6GEYJ472 S M CARB 0 1W 5 4K7W R4705 ERJ6GEY0R00 WIRE LINK R4707 ERJ6GEYJ683 S M CARB 0 1W 5 68KW R4708 ERJ6GEYJ153 S M CARB 0 1W 5 15KW R4709 ERJ6GEYJ102 S M CARB 0 1W 5 1KW R4710 ERJ6GEYJ181 S...

Page 29: ...NSFORMERS T528 5270103200 TRANSFORMER T531 ZTFH65005A TRANFORMER T639 ETS39AH117AC TRANSFORMER T6101 BV030 7395 0 TRANSFORMER FILTERS X1321 TSS4004 B CRYSTAL X1608 TSS2169 B CRYSTAL X1854 TSS4007 B CR...

Page 30: ...ODE INTEGRATED CIRCUITS I1941 X24C16 9AD1E EAROM SOCKETS TERMINALS LINK WIRES J12 EXCELSA39V COIL J23 EXCELSA39V COIL COILS L507 ELESN331KA COIL L511 297 23477 TRANSFORMER L541 ELH5L7002 COIL L594 297...

Page 31: ...541 ELH5L421 COIL L594 297 23294 COIL L1614 EXCELDR35V COIL CONTROLS PK401 TKP8E1112 FRONT PANEL RIGHT PK402 TKP8E1113 FRONT PANEL LEFT PK403 TBM8E1359 INDICATION SHEET PK404 TBM8E1360 INDICATION SHEE...

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