Panasonic TX-21AD2 Page 21 Service Manual Download | Manualshive

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C460

ECQV1H105JZ

FILM

50V

1mF

C462

ECEA1VGE332

ELECT

35V 3300mF

C463

ECQB1H222J

FILM

50V

2200pF

C501

ECEA1AU330

ELECT

10V

33mF

C506

ECUV1H103ZFX

S.M. CAP

50V

10nF

C508

ECQV1H105JZ

FILM

50V

1mF

C509

ECEA1HGE101

ELECT

50V

100mF

C510

ECUV1H104ZFX

S.M. CAP

50V

100nF

C511

ECQM2683JZ

FILM

250V

68nF

C551

ECWH12H272J

CERAMIC

500V

2.7nF

C552

ECWH12H102J

CERAMIC

500V

1nF

C555

ECWH12H103J

FILM

1250V

10nF

C556

ECQF4273JZH

FILM

400V 0.027mF

C559

ECWF2H474J

FILM

500V

470nF

C562

ECKC2H101J

CERAMIC

500V

100pF

C563

ECEA2EU220

ELECT

250V

22mF

C564

ECEA2AU2R2

ELECT

100V

2.2mF

C565

ECQP1H273J

FILM

100V 2700mF

C601

ECUV1H271JCX

S.M. CAP

50V

270pF

C602

ECUV1H121JCX

S.M. CAP

50V

120pF

C603

ECUV1H471JCX

S.M. CAP

50V

470pF

C604

ECEA0JU102

ELECT

6.3V 1000mF

C605

ECUV1H103ZFX

S.M. CAP

50V

10nF

C608

ECUV1H683ZFX

S.M. CAP

50V

68nF

C609

ECEA1CU470

ELECT

16V

47mF

C610

ECUV1H683ZFX

S.M. CAP

50V

68nF

C611

ECUV1H104ZFX

S.M. CAP

50V

100nF

C612

ECUV1H103ZFX

S.M. CAP

50V

10nF

C613

ECUV1H102JCX

S.M. CAP

50V

1nF

C614

ECUV1H104ZFX

S.M. CAP

50V

100nF

C615

ECUV1H103ZFX

S.M. CAP

50V

10nF

C616

ECUV1H103ZFX

S.M. CAP

50V

10nF

C618

ECUV1H473ZFX

S.M. CAP

50V

47nF

C619

ECUV1H104ZFX

S.M. CAP

50V

100nF

C620

ECUV1H104ZFX

S.M. CAP

50V

100nF

C621

ECEA1CU100

ELECT

16V

10mF

C622

ECEA1CU100

ELECT

16V

10mF

C623

ECUV1H104ZFX

S.M. CAP

50V

100nF

C624

ECUV1H103ZFX

S.M. CAP

50V

10nF

C625

ECEA1HNR22

ELECT

50V

0.22mF

C626

ECEA0JU102

ELECT

6.3V 1000mF

C627

ECUV1H100DCX

S.M. CAP

50V

10pF

C628

ECUV1H470JCX

S.M. CAP

50V

47pF

C629

ECUV1H101JCX

S.M. CAP

50V

100pF

C630

ECUV1H104ZFX

S.M. CAP

50V

100nF

C631

ECUV1H104ZFX

S.M. CAP

50V

100nF

C632

ECUV1H104ZFX

S.M. CAP

50V

100nF

C633

ECUV1H102JCX

S.M. CAP

50V

1nF

C636

ECUV1H101JCX

S.M. CAP

50V

100pF

C637

ECUV1H102KBX

S.M. CAP

50V

1nF

C638

ECUV1H181JCX

S.M. CAP

50V

180pF

C639

ECUV1H561KBX

S.M. CAP

50V

560pF

C701

ECEA1HU101

ELECT

50V

100mF

C702

ECUV1H103KBX

S.M. CAP

50V

10nF

C703

ECEA1HU100

ELECT

50V

10mF

C704

ECQB1H223K

FILM

50V

22nF

C705

ECQB1H152K

FILM

50V

1.5nF

C801

ECUV1H101JCX

S.M. CAP

50V

100pF

C802

ECQE6104K

FILM

600V

100nF

C803

ECUV1H560JX

S.M. CAP

50V

56pF

C804

ECEA1CU101

ELECT

16V

100mF

C805

ECUV1H104ZFX

S.M. CAP

50V

100nF

C806

ECEA1HU101

ELECT

50V

100mF

C807

ECEA1EGE101

ELECT

25V

100mF

C808

ECQB1H103J

FILM

50V

10nF

C809

ECQB1H103J

FILM

50V

10nF

C810

ECQU2A224MN

FILM

250V

220nF

C811

ECEA1HN010

ELECT

50V

1mF

C815

ECKC2H472J

CERAMIC

500V

4.7nF

C816

ECKC3D222JB

CERAMIC

2KV

2200pF

C817

ECQB1H223K

FILM

50V

22nF

C818

ECKC2H472J

CERAMIC

500V

4.7nF

C820

ECOS2GA151CB

ELECT

150mF

C821

ECKCNS332J

CERAMIC

1.2KV

3.3nF

C851

ECKC2H681J

CERAMIC

500V

680pF

C852

ECEA1HU102

ELECT

50V 1000mF

C853

ECEA1EGE222

ELECT

25V 2200mF

C854

ECEA1HGE102

ELECT

50V 1000mF

C855

ECKC3D471JB

CERAMIC

2KV

470pF

C856

ECEA1EGE222

ELECT

25V 2200mF

C857

ECA2CM101E

ELECT

160V

100mF

C858

ECUV1H103ZFX

S.M. CAP

50V

10nF

C859

ECUV1H103ZFX

S.M. CAP

50V

10nF

C860

ECEA1CU471

ELECT

16V

470mF

C861

ECA2CGE221

ELECT

160V

220mF

C862

ECEA1CU471

ELECT

16V

470mF

C1051

ECEA0JU101

ELECT

6.3V

100mF

C1052

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1201

ECUV1H332KBX

S.M. CAP

50V

3.3nF

C1202

ECUV1H332KBX

S.M. CAP

50V

3.3nF

C1203

ECUV1H332KBX

S.M. CAP

50V

3.3nF

C1204

ECUV1H332KBX

S.M. CAP

50V

3.3nF

C1205

ECUV1H103ZFX

S.M. CAP

50V

10nF

C1206

ECEA1HU4R7

ELECT

50V

4.7mF

C1207

ECUV1H472KBX

S.M. CAP

50V

4.7nF

C1208

ECUV1H390JCX

S.M. CAP

50V

39pF

C1209

ECUV1H390JCX

S.M. CAP

50V

39pF

C1210

ECUV1H103ZFX

S.M. CAP

50V

10nF

C1211

ECUV1H470JCX

S.M. CAP

50V

47pF

C1212

ECEA1CU470

ELECT

16V

47mF

C1213

ECUV1H103ZFX

S.M. CAP

50V

10nF

C1214

ECEA1CU470

ELECT

16V

47mF

C1215

ECUV1H103ZFX

S.M. CAP

50V

10nF

C1217

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1219

ECEA1CU471

ELECT

16V

470mF

C1220

ECUV1H103ZFX

S.M. CAP

50V

10nF

C1221

ECEA0JU102

ELECT

6.3V 1000mF

C1222

ECUV1H104ZFX

S.M. CAP

50V

100nF

C1223

ECEA1CU101

ELECT

16V

100mF

C1224

ECEA0JU222

ELECT

6.3V 2200mF

C1225

ECA0JM472GE

ELECT

6.3V

4.7nF

C1226

ECEA1CU101

ELECT

16V

100mF

C2101

ECUV1H223KBX

S.M. CAP

50V

22nF

C2102

ECUV1H391KBX

S.M. CAP

50V

390pF

C2103

ECUV1H102KBX

S.M. CAP

50V

1nF

C2104

ECUV1H102KBX

S.M. CAP

50V

1nF

C2107

ECUV1H391KBX

S.M. CAP

50V

390pF

C2108

ECA1CM101GB

ELECT

16V

100pF

C2109

ECUV1H223KBX

S.M. CAP

50V

22nF

C2110

ECA1CM100GB

ELECT

16V

10pF

C2111

ECUV1H104ZFX

S.M. CAP

50V

100nF

C2112

ECA1CM100GB

ELECT

16V

10pF

C2113

ECUV1H102KBX

S.M. CAP

50V

1nF

C2114

ECUV1H104ZFX

S.M. CAP

50V

100nF

C2115

ECUV1H471KBX

S.M. CAP

50V

470pF

C2116

ECA1HM3R3GB

ELECT

50V

3.3mF

C2117

ECUV1H471KBX

S.M. CAP

50V

470pF

C2118

ECUV1H104ZFX

S.M. CAP

50V

100nF

C2119

ECA1CM100GB

ELECT

16V

10pF

C2120

ECUV1H104ZFX

S.M. CAP

50V

100nF

C2121

ECUV1H104ZFX

S.M. CAP

50V

100nF

C2122

ECUV1H104ZFX

S.M. CAP

50V

100nF

C2123

ECA1CM100GB

ELECT

16V

10pF

C2124

ECUV1H104ZFX

S.M. CAP

50V

100nF

C2125

ECUV1H030CCX

S.M. CAP

50V

30pF

C2126

ECUV1H030CCX

S.M. CAP

50V

30pF

C2127

ECA1CM100GB

ELECT

16V

10pF

C2307

ECA1CM470GB

ELECT

16V

47mF

C2308

ECA1CM470GB

ELECT

16V

47mF

C2309

ECA1CM101GB

ELECT

16V

100pF

C2310

ECA1CM470GB

ELECT

16V

47mF

C2312

ECUV1H104ZFX

S.M. CAP

50V

100nF

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Summary of Contents for TX-21AD2

Page 1: ... p 75W Audio 21 pin 500mV rms 10 k W S Video IN Y 1V p p 75W 21 pin C 0 3V p p 75W AV2 OUT Video 21 pin 1V p p 75W Audio 21 pin 500mVrms 1kW AV3 IN Audio RCA x 2 500 mV rms 10k W Video RCA x 1 1V p p 75 W High Voltage 27kV _1kV at zero beam current Picture Tube 51 cmV measured diagonally Audio Output Internal Speaker 2 x 20W Music Power 8W Impedance Headphones 8 W Impedance Accessories supplied Re...

Page 2: ...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 path to the chassis the reading should be between 4M ohm and 20M ohm When the exposed metal does not have a return path to the chassis the reading must be infinite Leakage Current Hot Check 1 Plug the AC cord directly into the AC outlet Do not...

Page 3: ...Location Of Controls Service Hints How to remove the rear cover i Remove the 5 fixing screws A as shown in Fig 3 Fig 4 Fig 2 FOCUS SCREEN Fig 3 SCREWS A SCREW Fig 4 ...

Page 4: ...rner of the cabinet Fig 8 into the chassis frame shown in Fig 9 iii After servicing ensure all wiring is returned to its original position before returning the receiver to the customer E PCB service position i Release the respective wiring clips and rotate the chassis horizontally through 180_ anti clockwise the lift the FBT side of the chassis as shown in Fig 7 ii Insert the beadclamper located i...

Page 5: ...en 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 The screen will show 4 Press the STORE button on the TV The screen will show 5 All the tuning information stored inside the TV will now be transferred to the Memory Pack This process will take 2 3 minutes to complete and when finished the s...

Page 6: ... 2 Gradually turn the RF AGC VR anti clockwise and set the RF AGC VR to the point where the RF AGC voltage is just falling to a point where this voltage drops by 0 2V from th e maximum value CUT OFF 1 Receive a window pattern 2 Degauss the tube externally 3 Set the TV into Service Mode 1 4 SelectCutoff DC mode 1 Confirm then value is 128 and select Ug2 mode noting colour with largest value 2 Turn ...

Page 7: ... TRAPEZ 1 000 Optimum setting 12 Trapezium comp TRAPEZ 2 009 Optimum setting 13 Colour VCO Colour VCO 006 Press either Blue or Yellow buttons to effect automatic adjustment 14 Cut off DC Cut off DC 050 No Adjustment 15 Ug2 Test Ug 2 Test 094 044 020 SelectCutoff DC in Service Mode mode and confirm the value is 128 Select Ug 2 Test noting colour with largest value adjust on FBT until a colour reach...

Page 8: ...iv PIN 34 5m sec div BASE 20u sec div PIN 7 5m sec div BASE Q503 20u sec div PIN 6 5m sec div PIN 5 5m sec div GREEN DRIVE 100v RED DRIVE 80v PIN 8 IC701 64u sec div COLLECTOR 64u sec div PIN 3 IC801 5u sec div PIN 7 2u sec div Chroma WAVEFORM PATTERN TABLE PIN 1 5m sec div EMITTER Q352 EMITTER Q351 BLUE DRIVE 120v EMITTER Q353 ...

Page 9: ...CAS A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 42 31 4 3 12 13 19 20 21 32 Y R P0 P1 C1 C0 Y0 Y1 Y2 MSY 13 44 14 Q3005 BUFFER Q3004 BUFFER IC3502 TELETEX IC601 VIDEO Q307 BUFFER Q302 AMP Q301 AMP Q308 BUFFER Q304 AMP Q303 AMP Q309 BUFFER Q306 AMP Q305 AMP R G B 55 57 59 Q351 OUTPUT AMP Q352 OUTPUT Q353 OUTPUT IC3001 AV 19 20 R G B 11 15 V Y C V Y 17 V Y 25 AGC TUNER VIDEO IN H OUT V V V IC3501 MEMORY IC351 RGB...

Page 10: ... 1 AV3 6 2 3 1 W 1 2 2 1 AV2 6 2 3 1 46 47 Q2308 MUTE L R L R L R L R L R R L SIF IN AV2 IN AV2 OUT AV3 IN R L R L L R Q2310 BUFFER 25 26 Q2309 BUFFER J K 2 3 0 1 4 Q2301 AMP Q2302 AMP Q2306 MUTE Q2305 MUTE L R Q251 MUTE Q252 MUTE Q1208 MUTE LEFT AUDIO MUTE SIGNAL Q2307 MUTE 50 49 34 33 6 2 3 1 W 1 2 2 1 AV1 L R L R AV1 IN AV1 OUT Q2306 MUTE Q2305 MUTE AV2 OUT R L D3018 D3019 4 5 AUDIO BLOCK RIGHT...

Page 11: ...C2301 8V REG IC3001 AV SWITCHING IC1206 5V IC102 IF PROCESSOR IC851 12V IC801 PSU CONTROL IC103 12V REG I466 AUDIO OUTPUT IC451 VERTICAL TUNER T1201 D1204 Q851 Y PCB Q503 DRIVER Q551 LINE OUTPUT FBT D554 150V 200V 27V 5V 15V 5VSB 29V CLOCK 4 DATA CLOCK 8V 12V IC701 HORIZ OUTPUT 27V T801 D855 D851 D852 D853 27V D854 12V 5V 5V 5V RESET 29V 5VSB POWER SUPPLY AND CONTROL BLOCK ...

Page 12: ...TP S TRANS TPY1 C2 Q351 C2 TPY2 C3 Q352 C2 TPY3 C2 Q353 C2 TPY4 B2 TPY5 B2 IC S TPY6 A3 IC351 B3 Y BOARD TNP117069 ...

Page 13: ...TX 21AD2 14 E BOARD TNP197091 ...

Page 14: ...test at the time of printing and is subject to change without notice Precautions a Do not touch the hot part or the hot and cold parts at the same time as you are liable to a shock hazard b Do not short circuit the hot and cold circuits as electrical components may be damaged c Do not connect an instrument such as an oscilloscope to the hot and cold circuits simultaneously as this may ca use fuse ...

Page 15: ......

Page 16: ......

Page 17: ......

Page 18: ......

Page 19: ...NOTE The numbers on the exploded view below refer to the miscellaneous section of the Replacement Parts List PARTS LOCATION 3 1 4 9 7 11 13 12 18 14 ...

Page 20: ... 16V 10pF C137 ECA1EM101GB ELECT 25V 1mF C138 ECUV1H103ZFX S M CAP 50V 10nF C140 ECA1HM010GB ELECT 50V 1pF C141 ECUV1H102KBX S M CAP 50V 1nF C144 ECUV1H090DCX S M CAP 50V 90pF C145 ECA1CM470GB ELECT 16V 47mF C201 ECUV1H070DCX S M CAP 50V 7pF C202 ECUV1H070DCX S M CAP 50V 7pF C203 ECUV1H470JX S M CAP 50V 47pF C204 ECUV1H560JCX S M CAP 50V 56pF C205 ECUV1H100DCX S M CAP 50V 10pF C207 ECUV1H220JCX S ...

Page 21: ...C3D222JB CERAMIC 2KV 2200pF C817 ECQB1H223K FILM 50V 22nF C818 ECKC2H472J CERAMIC 500V 4 7nF C820 ECOS2GA151CB ELECT 150mF C821 ECKCNS332J CERAMIC 1 2KV 3 3nF C851 ECKC2H681J CERAMIC 500V 680pF C852 ECEA1HU102 ELECT 50V 1000mF C853 ECEA1EGE222 ELECT 25V 2200mF C854 ECEA1HGE102 ELECT 50V 1000mF C855 ECKC3D471JB CERAMIC 2KV 470pF C856 ECEA1EGE222 ELECT 25V 2200mF C857 ECA2CM101E ELECT 160V 100mF C85...

Page 22: ...UV1H101JCX S M CAP 50V 100pF C3062 ECUV1H104ZFX S M CAP 50V 100nF C3071 ECUV1H104ZFX S M CAP 50V 100nF C3151 ECUV1H561JCX S M CAP 50V 560pF C3152 ECUV1H561JCX S M CAP 50V 560pF C3501 ECUV1H104ZFX S M CAP 50V 100nF C3502 ECEA1CU101 ELECT 16V 100mF C3503 ECUV1H103ZFX S M CAP 50V 10nF C3504 ECUV1H102JCX S M CAP 50V 1nF C3505 ECUV1H104ZFX S M CAP 50V 100nF C3506 ECEA1CU470 ELECT 16V 47mF C3507 ECEA1CU...

Page 23: ... LINK JA19 ERJ6GEY0R00 WIRE LINK JA20 ERJ6GEY0R00 WIRE LINK JA21 ERJ6GEY0R00 WIRE LINK JA22 ERJ6GEY0R00 WIRE LINK JA22 ERJ8GEY0R00 WIRE LINK JA23 ERJ6GEY0R00 WIRE LINK JA24 ERJ6GEY0R00 WIRE LINK JA25 ERJ6GEY0R00 WIRE LINK JA25 ERJ8GEY0R00 WIRE LINK JA26 ERJ6GEY0R00 WIRE LINK JA27 ERJ6GEY0R00 WIRE LINK JA28 ERJ6GEY0R00 WIRE LINK JA29 ERJ6GEY0R00 WIRE LINK JA30 ERJ6GEY0R00 WIRE LINK JA31 ERJ6GEY0R00...

Page 24: ...W 5 100W R003 ERJ6GEYJ101 S M CARB 0 1W 5 100W R004 ERJ6GEYJ101 S M CARB 0 1W 5 100W R107 ERJ6GEY0R00 WIRE LINK R109 ERJ6GEY0R00 WIRE LINK R113 ERJ6GEYJ153 S M CARB 0 1W 5 15KW R116 ERJ6GEYJ103 S M CARB 0 1W 5 10KW R117 ERJ6GEYJ683 S M CARB 0 1W 5 68KW R118 ERJ6ENF4701 S M CARB 0 1W 1 4K7W R119 ERJ6ENF1202 S M CARB 0 1W 1 1K2W R120 ERJ6GEYJ102 S M CARB 0 1W 5 1KW R121 ERJ6GEYJ221 S M CARB 0 1W 5 2...

Page 25: ... R467 ERO25CKF1201 METAL 0 25W 1 1K2W R471 ERDS1TJ102 CARBON 0 5W 5 1KW R472 ERDS1TJ4R7 CARBON 0 5W 5 4R7W R501 ERJ6GEYJ331 S M CARB 0 1W 5 330W R502 ERJ6GEYJ560 S M CARB 0 1W 5 56W R503 ERJ6GEYJ273 S M CARB 0 1W 5 27KW R504 ERJ6GEYJ101 S M CARB 0 1W 5 100W R506 ERD25TJ560 CARBON 0 25W 5 56W R507 ERQ14AJ3R3 METAL 0 25W 5 3R3W R509 ERDS1TJ152 CARBON 0 5W 5 1K5W R510 ERDS1TJ152 CARBON 0 5W 5 1K5W R5...

Page 26: ... ERJ6GEYJ103 S M CARB 0 1W 5 10KW R2111 ERJ6GEYJ473 S M CARB 0 1W 5 47KW R2301 ERJ6GEYJ222 S M CARB 0 1W 5 2K2W R2302 ERJ6GEYJ222 S M CARB 0 1W 5 2K2W R2303 ERJ6GEYJ471 S M CARB 0 1W 5 470W R2304 ERJ6GEYJ471 S M CARB 0 1W 5 470W R2313 ERJ6GEYJ101 S M CARB 0 1W 5 100W R2314 ERJ6GEYJ101 S M CARB 0 1W 5 100W R2315 ERJ6GEYJ473 S M CARB 0 1W 5 47KW R2316 ERJ6GEYJ104 S M CARB 0 1W 5 100KW R2318 ERJ6GEYJ...

Page 27: ...RB 0 1W 5 75W R3152 ERJ6GEYJ750 S M CARB 0 1W 5 75W R3153 ERJ6GEYJ750 S M CARB 0 1W 5 75W R3154 ERJ6GEYJ153 S M CARB 0 1W 5 15KW R3155 ERJ6GEYJ101 S M CARB 0 1W 5 100W R3156 ERJ6GEYJ101 S M CARB 0 1W 5 100W R3157 ERJ6GEYJ153 S M CARB 0 1W 5 15KW R3158 ERJ6GEYJ750 S M CARB 0 1W 5 75W R3502 ERJ6GEYJ101 S M CARB 0 1W 5 100W R3504 ERJ6GEYJ101 S M CARB 0 1W 5 100W R3505 ERJ6GEY0R00 WIRE LINK R3508 ERJ6...

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