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Panasonic TX-29AK20C, Service Manual

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Panasonic TX-29AK20C Service Manual Download Page 39

F - BOARD TNP8EF007

TRAN’S

Q1502

C3

Q1503

C3

Q1504

C2

Q1505

D3

Q1506

C3

Q1507

C3

Q1514

C2

Q1515

C2

I.C.’S

IC1501 B1
IC1502 A2
IC1503 A3
IC1504 B3

1

2

3

A

B

C

D

38

Summary of Contents for TX-29AK20C

Page 1: ...nsions shown are approximate NOTE This Service Manual should be used in conjunction with the EURO 4H technical guide TECHNISCHE DATEN Netzpannung 220 240V a c 50Hz Leistungsaufnahme 141W Standby Leistungsaufnahme 1 4W Antennenimpedanz 75Ω asymmetrisch Koaxial Typ Empfangssystem TX 29AK20D TX 29AK20F PAL B G H I D K PAL 525 60 SECAM B G D K L L M NTSC NTSC nur AV Eingang TX 29AK20C PAL B G H D K PA...

Page 2: ...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 SICHERHEITSVORKEHRUNGEN ALLGEMEINE RICHTLINIEN 1 Es ist empfehlenswert einen Trenntransformator in die Stromversorgung zu schalten bevor Reparaturen an einem Gerät vorgenommen werden dessen Chassis unter Spannung steht 2 Bei der Durchführung vo...

Page 3: ...failure 3 To prevent any X Radiation possibility it is essential to use the specified tube MESSUNG DES KRIECHSTROMS IM EINGESCHALTETEN ZUSTAND 1 Den Netzstecker direkt in eine Netsteckdose stecken Für diese Messung keinen Trenntransformator verwenden 2 Einen 2kΩ 10W Widerstand in Serie mit einem von außen zugänglichen Metallteil am Fernsehgerät und einer guten Erdung z B Wasserleitung anschließen ...

Page 4: ...E HINWEISE ENTFERNEN DER GERÄTERÜCKWAND 1 Die 11 Schrauben entfernen siehe Abb 2 LOCATION OF CONTROLS LAGE DER EINSTELLREGLER 4 Fig 2 Abb 2 SCREWS SCHRAUBEN SCREWS SCHRAUBEN Fig 3 Abb 3 Focus Fokusregler Screen Schirmgitteregler M Board Y Board E Board Z Board P Board F Board N Board V Board ...

Page 5: ... to its original position before returning the receiver to the customer SERVICEPOSITION FÜR DAS CHASSIS 1 Entfernen Sie den Kabelbinder von der Netzleitung und befestigen Sie ihn mit einer Rückwandschraube am Gehäuse an der Position A Abb 4 2 Nach dem Lösen der zwei Schrauben B kann der rechte Lautsprecher Abb 5 ausgebaut werden 3 Das Chassis am hinteren Ende anheben und vorsichtig herausziehen Ab...

Page 6: ... in Richtung erweitertes interaktives Training bereitstellt ermöglicht es einen noch schnelleren Zugang zu technischen Informationen Service Aids To aid in the service of our current chassis there are a number of Service Aids which have been made available LUCI interface kit Linked Utility Computer Interface Part number TZS6EZ002 This contains interface and cables for connecting TV service connect...

Page 7: ...illoscope Select Ug2 adjustment and adjust the screen VR until the display shows O K ABGLEICH Vorbereitungen Abgleich B Abgleich 1 Testbild empfangen Helligkeit auf Minimum Kontrast auf Minimum Lautstärke Minimum 1 Mit R811 muß die B2 auf 148V 2V eingestellt werden 2 Folgende Spannungen sind zu überprüfen B9 5 0 25V B10 5 0 25V B5 12 0 5V B11 33 1 5V B4 15 1V B7 8 0 5V B12 26 2V B8 6 1V B3 36 1 5V...

Page 8: ... Pin 39 275mV 64µS 64µS 3V H Out IC601 Pin 50 Vert Out IC601 Pin 31 20mS 0 7V 13µS 3 7V SCL IC1201 Pin 3 R Out E8 Pin 5 64µS 4 6V HFLB IC601 Pin 13 64µS 6 2V R Out IC601 Pin 37 64µS 275mV G Out IC601 Pin 38 275mV 64µS Vert Drive IC451 Pin 2 20mS 57V HFLB IC701 Pin 8 64µS 1 5V G Out E8 Pin 3 64µS 4 4V SVM Out IC601 Pin 34 88mV 64µS H Out IC701 Pin 5 30mV 64µS ...

Page 9: ...ontal Amplitude H Amp 055 Optimum setting Vert Amplitude V Amp 054 Optimum setting EW amplitude E W Amp1 128 Optimum setting EW amplitude E W Amp2 006 Optimum setting Trapezium comp Trapez 1 047 Optimum setting Trapezium comp Trapez 2 128 Optimum setting Vertical Linearity V Lin 006 Optimum setting Vertical Symmetry V Sym 002 Optimum setting DVCO DVCO 005 Receive a PAL Colour Bar Pattern For DVCO ...

Page 10: ...stellung Horizontale Amplitude H Amp 055 Optimale Einstellung Vertikale Amplitude V Amp 054 Optimale Einstellung OW amplitude E W Amp1 128 Optimale Einstellung OW amplitude E W Amp2 006 Optimale Einstellung Trapez Kompensation Trapez 1 047 Optimale Einstellung Trapez Kompensation Trapez 2 128 Optimale Einstellung Vertikale linearität V Lin 006 Optimale Einstellung Vertikale Symmetrie V Sym 002 Opt...

Page 11: ...9 IC351 R OUT 27 33 34 35 28 29 26 30 25 3 2 1 6 7 8 9 E70 27 33 34 35 28 29 26 30 25 3 2 1 6 7 8 9 F1 Q1502 Q1503 Q1504 Q1508 Q1509 Q1510 Q1505 Q1506 Q1507 Q1511 Q1512 Q1513 3 9 IC371 B OUT 3 9 IC361 G OUT F BOARD 25 26 24 23 33 31 32 Q1501 64 61 60 63 58 62 IC1504 IC1501 IC1502 67 65 63 IC1101 R 37 CVBS 68 G 38 B 39 MICRO PROCESSOR IC601 AV VIDEO SWITCH 6 3 E26 1 E25 1 C I P VIDEO PROCESSOR DEFL...

Page 12: ... 31 1 R OUT 3 L OUT 1 R OUT 3 L OUT 2 R IN 6 L IN 2 R IN 6 L IN 47 ANA_IN1 DACM_L 25 SC1_IN_R 42 SC1_IN_L 41 SC2_OUT_R 27 SC2_OUT_L 28 SC2_IN_R 40 SC2_IN_L 39 E BOARD AUDIO PROCESSOR Q2303 Q2301 Q2302 22 DACA_L Q2304 21 DACA_R E6 1 E7 3 IC251 Q2102 Q2103 5 R R 7 Q252 Q251 2 L L 11 AUDIO OUTPUT 49 ANA_IN2 Q103 44 MONO IN 12 ...

Page 13: ... SLOW 1 SERVICE SCL SDA 48 49 SCL SDA E BOARD IC2101 4 8 7 AUDIO PROCESSOR MICRO PROCESSOR IC1103 6 5 EAROM Q1051 AFC 61 AFC IC601 5 VIDEO PROCESSOR IC601 5 AV VIDEO SWITCH RC E18 7 6 5 4 3 SDA 1 SCL 1 SDA 2 SCL 2 SERVICE TEST Q601 N1 E19 4 8 4 8 IC1051 REMOTE CONTROL RECEIVER D1071 F1 13 21 22 E70 13 21 22 SCL 1 SDA 1 E8 6 SENSE CONVERTER 68 54 17 20 29 62 IC1504 IC1503 67 21 DEFLECTION PROCESSOR...

Page 14: ...SOR EPROM EAROM IC1105 2 RESET REG REG REG IC1501 31 C I P IC701 6 EW CORRECTION POWER SUPPLY IC451 7 9 2 V OUTPUT AUDIO OUTPUT D801 E BOARD Y BOARD E3 2 Y3 2 E1 4 1 E2 2 1 R802 Line Filter IC351 6 R OUT 12V IC601 7 E19 2 N1 2 IC1051 REMOTE CONTROL RECEIVER Degauss Coil N1 4 1 Line Filter Mains In N BOARD E70 11 18 19 20 F1 11 18 19 20 IC1502 53 IC1503 VIDEO PROCESSOR IC1504 1 Deflection Processor...

Page 15: ...he exploded view below refer to the mechanical section of the Replacement Parts List Anmerking Die Nummer auf den mechanischen Teilen Zeigt die Bezugsnummer der Ersatzteilliste an 25 3 21 13 7 6 1 12 5 4 23 29 11 9 30 28 15 18 10 16 26 19 27 20 24 2 8 14 17 22 ...

Page 16: ...EAR TBLG3020 PRESET LABEL RIGHT TBM8E1930 PRESET LABEL LEFT TBM8E1931 AV PANEL LABEL TBM8E1942 LID CATCH TEK6940 CRT EARTH SPRING TES2298 POWER BUTTON SPRING TES8E019 ORNAMENTAL PANEL TKPA28301 FRONT PANEL TKPA28603 SPEAKER HORN TKXA04001A GEOMAGNEIC COL TLK8E05164 POWER BUTTON JOINT TMX8E035 OUTER CARTON TPC8E4776 TOP CUSHION TPD8E699 BOTTOM CUSHION TPD8E700 BATTERY PACK UM 3DJ 2P IC SOCKET IC110...

Page 17: ...ODE D910 R2KNLFA1 DIODE D1011 LN81RPHL DIODE D1101 MA165TA5 DIODE D1104 MA165TA5 DIODE D1105 MA165TA5 DIODE D1131 MTZJT 775 6C DIODE D2101 MA723TA5 DIODE D2102 MA723TA5 DIODE D2103 MA723TA5 DIODE D2104 MA723TA5 DIODE D2105 MTZJT 778 2C DIODE D2303 MA723TA5 DIODE D2304 MA723TA5 DIODE D3201 MTZJT 778 2C DIODE D3202 MTZJT 778 2C DIODE D3351 1SS254T 77 DIODE D3352 MA165TA5 DIODE D3353 MA165TA5 DIODE D...

Page 18: ... COIL L1105 ELJFC2R2KF COIL L1501 ELESN2R2KA COIL L1502 ELESN2R2KA COIL L1503 ELESN2R2KA COIL L1504 ELESN2R2KA COIL L1505 ELESN100KA COIL L1506 ELESN100KA COIL L1507 ELESNR22KA COIL L1508 ELESNR22KA COIL L1509 ELESN100KA COIL L1510 ELESN100KA COIL L1514 ELESN100KA COIL L1515 ELESNR39KA COIL L1516 ELESN4R7KA COIL L1517 ELESN4R7KA COIL L1518 ELESN4R7KA COIL L1519 ELESNR39KA COIL L1520 ELESN2R2KA COI...

Page 19: ...1W 5 470 S M CARB R257 ERJ6GEYJ180 0 1W 5 18 S M CARB R258 ERJ6GEYJ182 0 1W 5 1K8 S M CARB R259 ERJ6GEYJ180 0 1W 5 18 S M CARB R260 ERJ6GEYJ103 0 1W 5 10K S M CARB R261 ERJ6GEYJ471 0 1W 5 470 S M CARB R262 ERJ6GEYJ103 0 1W 5 10K S M CARB R263 ERJ6GEYJ473 0 1W 5 47K S M CARB R264 ERJ6GEYJ103 0 1W 5 10K CARBON R265 ERD25TJ2R2 0 25W 5 2R2 CARBON R266 ERD25TJ2R2 0 25W 5 2R2 WOUND R267 ERF7ZK4R7 7W 10 ...

Page 20: ...RB R870 ERJ6GEYJ272 0 1W 5 2K7 S M CARB R871 ERJ6GEYJ153 0 1W 5 15K METAL R872 ERG1SJ183 1W 5 18K METAL R873 ERG1SJ223 1W 5 22K CARBON R874 ERDS2TJ104T 2W 5 100K S M CARB R876 ERJ6GEYJ103 0 1W 5 10K WOUND R877 ERW2PKR47 2W 10 R47 S M CARB R878 ERJ6GEYJ473 0 1W 5 47K METAL R879 ERG3FJ680H 3W 5 68 METAL R880 ERG5FJ120H 5W 5 12 FUSIBLE R890 ERX1FJ3R9P 1W 5 3R9 S M CARB R913 ERJ6GEYJ183 0 1W 5 18K S M...

Page 21: ...102 0 1W 5 1K S M CARB R1535 ERJ6GEYJ750 0 1W 5 75 S M CARB R1536 ERJ6GEYJ391 0 1W 5 390 S M CARB R1537 ERJ6GEYJ682 0 1W 5 6K8 S M CARB R1538 ERJ6GEYJ331 0 1W 5 330 S M CARB R1539 ERJ6GEYJ271 0 1W 5 270 S M CARB R1540 ERJ6GEYJ682 0 1W 5 6K8 S M CARB R1541 ERJ6GEYJ103 0 1W 5 10K S M CARB R1542 ERJ6GEYJ471 0 1W 5 470 S M CARB R1543 ERJ6GEYJ101 0 1W 5 100 S M CARB R1544 ERJ6GEYJ101 0 1W 5 100 S M CAR...

Page 22: ...6GEYJ471 0 1W 5 470 S M CARB R3003 ERJ6GEYJ101 0 1W 5 100 S M CARB R3004 ERJ6GEYJ153 0 1W 5 15K S M CARB R3005 ERJ6GEYJ101 0 1W 5 100 S M CARB R3006 ERJ6GEYJ471 0 1W 5 470 S M CARB R3007 ERJ6GEYJ101 0 1W 5 100 S M CARB R3008 ERJ6GEYJ153 0 1W 5 15K CARBON R3010 ERD25TJ750 0 25W 5 75 S M CARB R3013 ERJ6GEYJ101 0 1W 5 100 S M CARB R3014 ERJ6GEYJ471 0 1W 5 470 S M CARB R3015 ERJ6GEYJ101 0 1W 5 100 S M...

Page 23: ... C568 ECKC2H471J 500V 470pF CERAMIC C569 ECKC2H102J 500V 1nF FILM C581 ECWF4684JBB 400V 680nF FILM C582 ECWF4474JBB 400V 470nF FILM C583 ECWH20562JVB 200V 5 6nF FILM C584 ECWH20562JVB 200V 5 6nF FILM C586 ECQF4153JZH 400V 1 5nF FILM C587 ECQF4273JZH 400V 27nF S M CAP C608 ECUV1H103KBX 50V 10nF S M CAP C609 ECUV1H270JCX 50V 27pF S M CAP C623 ECUV1H121JCX 50V 120pF S M CAP C624 ECUV1H121JCX 50V 120p...

Page 24: ... 100nF S M CAP C1556 ECUV1H270JCX 50V 27pF S M CAP C1557 ECUV1H270JCX 50V 27pF ELECT C1558 ECJ2VB1H103K 350V 10nF ELECT C1559 ECEA1CKA100 16V 10µF ELECT C1560 ECEA1CKA100 16V 10µF ELECT C1561 ECJ2VB1C104K 350V 100nF ELECT C1562 ECJ2VB1C104K 350V 100nF ELECT C1563 ECJ2VB1C104K 350V 100nF ELECT C1564 ECJ2VB1C104K 350V 100nF S M CAP C1566 ECUV1H270JCX 50V 27pF ELECT C1567 ECEA1CKA100 16V 10µF ELECT C...

Page 25: ...V 2 2nF S M CAP C3022 ECUV1H222JCX 50V 2 2nF S M CAP C3023 ECUV1H222JCX 50V 2 2nF S M CAP C3026 ECUV1H561JCX 50V 560pF ELECT C3027 ECJ3VB1C474K 3 5KV 470nF S M CAP C3028 ECUV1H222JCX 50V 2 2nF S M CAP C3030 ECUV1H271JCX 50V 270pF S M CAP C3031 ECUV1H271JCX 50V 270pF S M CAP C3032 ECUV1H271JCX 50V 270pF S M CAP C3201 ECUV1H103KBX 50V 10nF S M CAP C3202 ECUV1H103KBX 50V 10nF S M CAP C3203 ECUV1H561J...

Page 26: ... ECUV1H104KBX 50V 100nF ELECT C864 ECJ2VF1H104Z 350V 100nF ELECT C865 ECEA1CU100 16V 10µF S M CAP C3111 ECUV1H222KBX 50V 2 2nF DIFFERENCES FOR MODEL TX 29AK20F MECHANICAL PARTS E P C B 28 TNP8EE013AJ MODEL LABEL 29 TQF8E2989 TUNER 30 ENG29505GR INSTRUCTION BOOKS GERMAN SPANISH TQB8E2966AE DUTCH FRENCH TQB8E2966BD SWEDISH NORG TQB8E2966FG SUOMI DANISH TQB8E2966HK I C s 9V REGULATOR IC852 L78M09MRB ...

Page 27: ...Description Cct Ref Parts Number Description Cct Ref Parts Number ELECT C865 ECEA1CU100 16V 10µF S M CAP C3111 ECUV1H222KBX 50V 2 2nF 27 ...

Page 28: ...RKS BEMERKUNGEN 1 The Power Supply Circuit contains a circuit area which uses a separate power supply to isolate the earth connection The circuit is defined by HOT and COLD indications in the schematic diagram All circuits except the Power Circuit are COLD Take the following precautions 1 Das Schaltnetzteil enthält Bereiche die direkt mit dem Netz verbunden sind Diese Bereiche sind im Schaltplan m...

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Page 39: ...F BOARD TNP8EF007 TRAN S Q1502 C3 Q1503 C3 Q1504 C2 Q1505 D3 Q1506 C3 Q1507 C3 Q1514 C2 Q1515 C2 I C S IC1501 B1 IC1502 A2 IC1503 A3 IC1504 B3 1 2 3 A B C D 38 ...

Page 40: ...F BOARD TNP8EF007 TRAN S Q1501 C3 Q1508 C1 Q1509 C2 Q1510 C2 Q1511 C1 Q1512 D1 Q1513 C1 1 2 3 A B C D ...

Page 41: ...8EM020 TRANSISTORS Q3201 B10 Q3202 B9 Q3203 A9 Q3204 B9 Q3205 C1 Q3206 D2 Q3207 C2 Q3208 C3 Q3209 C3 Q1900 D10 DIODES D3201 C10 D3202 C10 D3203 B11 D1900 D8 IC S IC1900 D9 IC1901 D8 C B A 1 2 3 4 5 6 7 8 9 11 10 D ...

Page 42: ...N BOARD TNP8EN018 DIODES Q1011 B7 Q1012 B6 Q1013 B6 IC S IC1051 A3 39 C B A 1 2 3 4 5 6 7 8 F E D ...

Page 43: ...P BOARD TNP8EP017 DIODES D580 C1 D581 C1 1 2 3 41 A B C D E ...

Page 44: ...6 F9 D609 M5 TPs Q857 J4 D620 J9 TPE1 M4 Q1051 C8 D701 K5 TPE10 B5 Q1052 A9 D702 K8 TPE11 N5 Q1101 F7 D703 K8 TPE12 K4 Q1104 D6 D704 K5 TPE13 M4 Q1105 C6 D705 K5 TPE14 L4 Q1106 D7 D706 K5 TPE2 I5 Q1107 C7 D707 J4 TPE3 E5 Q1108 F9 D708 M5 TPE4 G5 Q2101 G10 D709 M5 TPE5 G5 Q2102 I8 D710 J5 TPE6 J10 Q2103 I8 D801 E1 TPE7 I9 Q2301 M6 D802 G2 TPE8 F5 Q2302 I7 D803 H1 TPE9 F5 Q2303 M6 D804 H1 Q2304 I7 D...

Page 45: ...V BOARD TNP8EV004 DIODES D1011 A4 40 1 2 A C B 3 4 ...

Page 46: ... DIODES D351 B3 D352 B3 D361 B2 D362 A1 D371 D2 D372 C2 D373 C3 D374 A1 D375 B2 D376 B3 D377 A2 D378 C2 D387 B1 D901 C1 D902 C1 D903 C1 D910 C1 D911 D2 D912 D1 D3351 A2 D3352 A3 D3353 A1 D3354 C3 T P S TPY1 B3 TPY2 A2 TPY3 C2 TPKR B3 TPKG B2 TPKB C2 I C S IC351 B2 IC361 A1 IC371 C3 IC381 C3 1 2 3 A B C D 37 ...

Page 47: ...Z BOARD TNP8EZ003 TRAN S Q2201 D2 Q2202 C6 Q2203 F2 IC S IC2201 C4 IC2221 C7 IC2302 B2 F E D C B A 1 2 3 4 5 6 7 8 9 42 ...

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