Panasonic TX-28MK1C/M Service Manual Download Page 16 | Manualshive

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Description

Cct Ref

Parts Number

Description

Cct Ref

Parts Number

DIODE

D705

MTZJT-775.1A

DIODE

D801

RBV4-08

DIODE

D803

1SR124-4AT82

DIODE

D804

1SR124-4AT82

PHOTO COUPLER

D805

TLP621GR-LF2

DIODE

D806

1SR124-4AT82

DIODE

D850

RU4BLF-L1

DIODE

D853

MA2180BLFS

DIODE

D854

TVSRU2AMLFA5

DIODE

D855

FML22SLF610

DIODE

D856

RU4AMLF-M1

DIODE

D857

MTZJT-775.1C

DIODE

D858

MA165TA5

DIODE

D859

MA165TA5

DIODE

D861

MA165TA5

DIODE

D862

MTZJT-7736A

DIODE

D863

MA165TA5

DIODE

D865

MA165TA5

DIODE

D866

MA165TA5

DIODE

D867

EK06-V0

DIODE

D868

1N4150T-77

DIODE

D869

1N4150T-77

DIODE

D870

MA165TA5

DIODE

D871

1N4150T-77

DIODE

D873

MTZJT-775.6C

DIODE

D874

1SR124-4AT82

DIODE

D875

BZX79A75A26A

DIODE

D901

MA165TA5

DIODE

D902

MA165TA5

DIODE

D904

MA165TA5

DIODE

D905

MA165TA5

DIODE

D906

RLS72TE-11

LED

D1051 SLR56UR3FLF

DIODE

D1101 MA165TA5

DIODE

D1102 MA165TA5

DIODE

D2101 MA723TA5

DIODE

D2102 MA723TA5

DIODE

D2103 MA723TA5

DIODE

D2104 MA723TA5

DIODE

D2105 MTZJT-778.2C

DIODE

D2303 MA723TA5

DIODE

D2304 MA723TA5

DIODE

D3101 MTZJT-778.2C

DIODE

D3102 MTZJT-778.2C

TRANSISTORS

TRANSISTOR

2SA1767

TRANSISTOR

Q101

BC847B

TRANSISTOR

Q102

BC847B

TRANSISTOR

Q104

BC847B

TRANSISTOR

Q105

BC847B

TRANSISTOR

Q251

2SD1328STX

TRANSISTOR

Q252

2SD1328STX

TRANSISTOR

Q253

BC847B

TRANSISTOR

Q254

BC847B

TRANSISTOR

Q301

BC847B

TRANSISTOR

Q302

FMY4T148

TRANSISTOR

Q303

BC847B

TRANSISTOR

Q304

FMY4T148

TRANSISTOR

Q305

BC847B

TRANSISTOR

Q306

FMY4T148

TRANSISTOR

Q351

TYMQ0002

TRANSISTOR

Q352

TYMQ0002

TRANSISTOR

Q353

TYMQ0002

TRANSISTOR

Q354

BC857B

TRANSISTOR

Q451

BC857B

TRANSISTOR

Q503

2SD2398-M2

TRANSISTOR

Q551

2SD1577LB

TRANSISTOR

Q552

2SC1473-RN

TRANSISTOR

Q701

BC857B

TRANSISTOR

Q850

2SD1273PLB

TRANSISTOR

Q851

BC857B

TRANSISTOR

Q852

2SC1383-S

TRANSISTOR

Q853

BC847B

TRANSISTOR

Q854

BC847B

TRANSISTOR

Q855

BC847B

TRANSISTOR

Q856

BC847B

TRANSISTOR

Q857

2SA1018QTA

TRANSISTOR

Q905

BC847B

TRANSISTOR

Q906

BC847B

TRANSISTOR

Q907

BC857B

TRANSISTOR

Q908

2SA1535AQLB

TRANSISTOR

Q909

2SC3944AQLB

TRANSISTOR

Q1051 BC847B

TRANSISTOR

Q1052 BC847B

TRANSISTOR

Q1101 BC847B

TRANSISTOR

Q1104 BC847B

TRANSISTOR

Q1105 BC847B

TRANSISTOR

Q1106 BC847B

TRANSISTOR

Q1107 BC847B

TRANSISTOR

Q1108 BC847B

TRANSISTOR

Q2101

BC857B

TRANSISTOR

Q2102

BC857B

TRANSISTOR

Q2103

BC857B

TRANSISTOR

Q2301 BC847B

TRANSISTOR

Q2302

BC857B

TRANSISTOR

Q2303 BC847B

TRANSISTOR

Q2304

BC857B

TRANSISTOR

Q3001 BC847B

TRANSISTOR

Q3006 BC847B

TRANSISTOR

Q3007 BC847B

TRANSISTOR

Q3401 BC847B

TRANSISTOR

Q3402 BC847B

TRANSISTOR

Q3601 BC847B

TRANSFORMERS

TRANSFORMER

T501

ETH19Y173AY

TRANSFORMER

T801

TLP8E1006

TRANSFORMER

T802

ETP35KAN619U

COILS

COIL

L104

EXCELSA35T

COIL

L106

TLTACT100K

COIL

L107

TLTACT6R8K

COIL

L301

TLTACT4R7K

COIL

L302

TLTACT4R7K

COIL

L451

EXCELSA35T

COIL

L501

EXCELSA35T

COIL

L552

ELH5L4105

COIL

L553

ELC08D682E

COIL

L554

ELC18B102L

COIL

L601

TLTACT4R7K

COIL

L602

TLTACT4R7K

COIL

L603

TLTACT4R7K

COIL

L604

TLTACT4R7K

COIL

L606

TLTACT4R7K

COIL

L607

ELJFC2R2KF

COIL

L701

ELC10D822E

COIL

L850

EXCELSA35T

COIL

L851

EXCELSA35T

COIL

L852

ELEIE470KA

COIL

L853

EXCELSA35T

COIL

L854

EXCELSA35T

COIL

L855

EXCELSA35T

COIL

L856

EXCELSA39V

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Summary of Contents for TX-28MK1C/M

Page 1: ...shown are approximate NOTE This Service Manual should be used in conjunction with the EURO 4 technical guide TECHNISCHE DATEN Netzpannung 220 240V a c 50Hz Leistungsaufnahme 85W Standby Leistungsaufnahme 1 8W Antennenimpedanz 75Ω asymmetrisch Koaxial Typ Empfangssystem PAL B G H D K PAL 525 60 SECAM B G D K M NTSC NTSC nur AV Eingang Empfangsbereiche VHF E2 E12 VHF H1 H2 ITALY VHF A H ITALY VHF R1...

Page 2: ...uld 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 von Servicearbeiten dürfen di...

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: ...ews as shown in Fig 2 SERVICE HINWEISE ENTFERNEN DER GERÄTERÜCKWAND 1 Die 9 Schrauben entfernen siehe Abb 2 LOCATION OF CONTROLS LAGE DER EINSTELLREGLER Screws Schrauben Fig 2 Abb 2 E Board Y Board Focus Fokusregler Screen Schirmgitterregler H Board 4 Fig 3 Abb 3 ...

Page 5: ...teraktive Multimedia Hinweise und Notizen Genauso wie dieses Produkt einen ersten Schritt in Richtung erweitertes interaktives Training bereitstellt ermöglicht es einen noch schnelleren Zugang zu technischen Informationen VDP O K TUN O K E2 O K MSP O K DPL PCB O K Cab O K Sum Factory use only Nur für Herstellung OPTION 1 3D OPTION 2 0C OPTION 3 1D OPTION 4 00 OPTION 5 EF OPTION 6 23 5 Service Aids...

Page 6: ...e oscilloscope 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 1V 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 16 1V B7 8 0 5V B12 26 1V B8 5 5 0 5V B...

Page 7: ... 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 8: ...al Linearity V Lin 006 Optimum setting Vertical Symmetry V Sym 002 Optimum setting DVCO DVCO 005 Receive a PAL Colour Bar Pattern For DVCO alignment press Blue button wait until the colours are changing slowly and press STR Cut off DC Cut off 0171 Ug2 Test Ug2 055 O K To adjust Cutoff connect an oscilloscope to the blue cathode adjust cutoff value using the Yellow and Blue buttons until the black ...

Page 9: ...ität V Lin 006 Optimale Einstellung Vertikale Symmetrie V Sym 002 Optimale Einstellung DVCO DVCO 005 Ein Farbbalken Testbild empfangen Zum Abgleich des Farboszillators DVCO die blau Taste drücken Nachdem ein leichtes Flackern in den Farbbalken zum Stillstand gekommen ist die STR Taste drücken Cut off Cut off 0171 Ug2 Test Ug2 055 O K Einen Oszillographen an die blaue Katode der Bildröhre anschlies...

Page 10: ...VIDEO OUT 59 B IN 47 B OUT 39 Q303 Q301 E8 4 3 5 Q353 Q352 Q351 CRT 3 2 1 7 8 9 Y2 4 3 5 IC351 Q104 5HG OXH UHHQ 9LGHR Q 9 9LGHR 2XW G OUT 38 R OUT 37 G IN 46 R IN 45 Q304 Q302 Q354 7 7 VM COILS Q905 Q907 Q909 Q908 Q906 SVM OUT 34 Q950 Q951 Q3001 G 38 B 39 Y BOARD E BOARD RGB OUTPUT VIDEO PROCESSOR MICRO PROCESSOR H3 E61 E15 1 6 8 H1 1 6 8 H BOARD IC3401 Q3402 8 6 3 VIDEO SWITCHING ...

Page 11: ...5 R L R R 7 6 R 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 SC3_IN_R 38 SC1_IN_R 42 SC1_IN_L 41 SC2_OUT_R 27 SC2_OUT_L 28 SC2_IN_R 40 SC2_IN_L 39 Q252 Q251 2 L L 11 4 L HEADPHONE 7 R 5 L E6 1 E7 3 E BOARD AUDIO PROCESSOR AUDIO OUTPUT Q2303 Q2301 AUDIO MONITOR OUT Q2304 Q2302 21 DACA_R 22 DACA_L ...

Page 12: ...SDA 2 4 3 SDA 1 SCL 1 SCL SDA 48 49 8 7 4 5 IC3401 71 LOCAL KEYS SWITCH MATRIX 60 52 74 IC1051 81 AV2 8 10 AV1 8 10 12 75 51 72 73 AV LINK SLOW 2 SLOW 1 SCL 1 SDA 1 59 58 55 VPROT KEYSCAN ON OFF R C L E D PROT 1 SLOW 2 OUT IN SLOW 1 SERVICE SCL SDA H BOARD E BOARD VIDEO SWITCHING AUDIO PROCESSOR MICRO PROCESSOR VIDEO PROCESSOR EAROM REMOTE CONTROL RECEIVER 3 ...

Page 13: ... 46 15 58 3 4 2 1 3 1 S4 B1 P2 P1 S5 S2 S7 10 9 6 8 5 6 2 6 3 1 6 12V 200V 33V 14V 14V 27V 150V 29V 7V 15V 5V D867 Q852 Q854 Q855 1 D805 R805 R814 IC850 1 2 D862 R854 33V 16 REMOTE CONTROL RECEIVER RESET MICRO PROCESSOR AUDIO PROCESSOR VIDEO PROCESSOR EPROM EAROM RESET REG REG REG IC3401 7 VIDEO SWITCHING EW CORRECTION POWER SUPPLY RGB OUTPUT V OUTPUT AUDIO OUTPUT D801 E BOARD Y BOARD E3 2 Y3 2 E1...

Page 14: ...e numbers on the 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 16 14 10 19 1 9 6 5 7 18 4 15 8 12 11 2 13 3 20 21 17 ...

Page 15: ...ON TPC8E4685 TOP CUSHION TPD8E719 BOTTOM CUSHION TPD8E720 BATTERY PACK UM 3DJ 2P THERMISTOR R802 232266296706 RELAY RL801 TSE1885 1 C R T SOCKET S351 0330550049 INSTRUCTION BOOKS GERMAN TQB8E2706A 1 DUTCH TQB8E2706B 1 ITALIAN TQB8E2706C 1 I C s AUDIO OUTPUT IC251 LA4282 R G B OUTPUT IC351 TDA6103Q N3 VERTICAL OUTPUT IC451 LA7845N VIDEO PROCESSOR IC601 VDP3108BPPC2 E W CORRECTION IC701 TEA2031A POW...

Page 16: ...ANSISTOR Q352 TYMQ0002 TRANSISTOR Q353 TYMQ0002 TRANSISTOR Q354 BC857B TRANSISTOR Q451 BC857B TRANSISTOR Q503 2SD2398 M2 TRANSISTOR Q551 2SD1577LB TRANSISTOR Q552 2SC1473 RN TRANSISTOR Q701 BC857B TRANSISTOR Q850 2SD1273PLB TRANSISTOR Q851 BC857B TRANSISTOR Q852 2SC1383 S TRANSISTOR Q853 BC847B TRANSISTOR Q854 BC847B TRANSISTOR Q855 BC847B TRANSISTOR Q856 BC847B TRANSISTOR Q857 2SA1018QTA TRANSIST...

Page 17: ... S M CARB JA48 ERJ6GEY0R00 0 1W 5 0 S M CARB JA49 ERJ6GEY0R00 0 1W 5 0 S M CARB JA50 ERJ8GEY0R00 125W 5 0 S M CARB JA51 ERJ8GEY0R00 125W 5 0 S M CARB JA52 ERJ6GEY0R00 0 1W 5 0 S M CARB JA53 ERJ8GEY0R00 125W 5 0 S M CARB JA54 ERJ6GEY0R00 0 1W 5 0 S M CARB JA55 ERJ6GEY0R00 0 1W 5 0 S M CARB JA56 ERJ8GEY0R00 125W 5 0 S M CARB JA57 ERJ6GEY0R00 0 1W 5 0 S M CARB JA58 ERJ6GEY0R00 0 1W 5 0 S M CARB JA59 ...

Page 18: ...EYJ274 0 1W 5 270K S M CARB R561 ERJ6GEYJ273 0 1W 5 27K S M CARB R563 ERJ6GEYJ684 0 1W 5 680K S M CARB R564 ERJ6GEYJ753 0 1W 5 75K S M CARB R566 ERJ6GEYJ563 0 1W 5 56K S M CARB R601 ERJ6GEYJ101 0 1W 5 100 S M CARB R602 ERJ6GEYJ821 0 1W 5 820 S M CARB R603 ERJ8GEYJ103 125W 5 10K S M CARB R604 ERJ6GEYJ101 0 1W 5 100 CARBON R605 ERD25TJ331 0 25W 5 330 CARBON R606 ERD25TJ331 0 25W 5 330 S M CARB R607 ...

Page 19: ...EY0R00 0 1W 5 0 S M CARB R1138 ERJ6GEYJ474 0 1W 5 470K S M CARB R1139 ERJ6GEYJ471 0 1W 5 470 S M CARB R1140 ERJ6GEYJ471 0 1W 5 470 S M CARB R1141 ERJ6GEYJ471 0 1W 5 470 S M CARB R1145 ERJ6GEYJ101 0 1W 5 100 S M CARB R1146 ERJ6GEYJ101 0 1W 5 100 S M CARB R1147 ERJ6GEYJ101 0 1W 5 100 S M CARB R1148 ERJ6GEYJ101 0 1W 5 100 S M CARB R1149 ERJ6GEYJ223 0 1W 5 22K S M CARB R1151 ERJ6GEYJ101 0 1W 5 100 S M...

Page 20: ...nF ELECT C108 ECA1CM100GB 16V 10µF S M CAP C109 ECUV1H102JCX 50V 1nF S M CAP C110 ECUV1H103ZFX 50V 10nF ELECT C111 ECA1HMR33GB 50V 10nF S M CAP C117 ECUV1H103ZFX 50V 10nF ELECT C118 ECJ2VF1H104Z 350V 100nF ELECT C119 ECA1CM221GB 16V 220µF ELECT C120 ECA1CM221GB 16V 220µF S M CAP C121 ECUV1H561KBX 50V 560pF S M CAP C124 ECUV1H220JCX 50V 22pF S M CAP C125 ECUV1H100DCX 50V 10pF ELECT C251 ECA1EM470GB...

Page 21: ...101E 160V 100µF CERAMIC C853 ECKC2H471J 500V 470pF ELECT C854 ECA1EM102GB 25V 100µF CERAMIC C855 ECKC2H471J 500V 470pF ELECT C856 ECA1AHG222B 10V 470pF CERAMIC C857 ECKC2H471J 500V 470pF ELECT C858 ECEA1HGE102 50V 470pF ELECT C859 ECJ2VF1H104Z 350V 100nF ELECT C860 ECA1HM101GB 50V 100µF ELECT C862 ECJ2VF1H104Z 350V 100nF ELECT C863 ECA1HM101GB 50V 100µF ELECT C866 ECJ2VF1H104Z 350V 100nF ELECT C86...

Page 22: ... 16V 47µF S M CAP C3012 ECUV1H561JCX 50V 560pF ELECT C3013 ECJ3VB1C474K 3 5KV 470nF S M CAP C3014 ECUV1H222JCX 50V 2 2nF S M CAP C3015 ECUV1H222JCX 50V 2 2nF S M CAP C3016 ECUV1H222JCX 50V 2 2nF ELECT C3017 ECA1CM470GB 16V 47µF S M CAP C3019 ECUV1H561JCX 50V 560pF ELECT C3020 ECJ3VB1C474K 3 5KV 470nF S M CAP C3021 ECUV1H222JCX 50V 2 2nF S M CAP C3022 ECUV1H222JCX 50V 2 2nF S M CAP C3023 ECUV1H222J...

Page 23: ...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 mit HOT gekennzeichnet ...

Page 24: ......

Page 25: ......

Page 26: ......

Page 27: ...D865 I9 IC1104 C9 Q855 J5 D864 I10 IC1103 F8 Q854 B4 D863 G9 IC1102 D10 Q853 B4 D862 N10 IC1101 D8 Q852 B5 D861 J9 IC1051 A10 Q850 F5 D860 I10 IC853 J9 Q701 J5 D859 H5 IC852 I10 Q552 N3 D858 E5 IC851 G5 Q551 K1 D857 E5 IC850 H4 Q503 I2 D856 F4 IC801 G2 Q451 F8 D855 F4 IC701 K5 Q305 K9 D854 G4 IC601 L7 Q304 K9 D853 H3 IC451 L5 Q303 K9 D852 I4 IC251 D6 Q302 J9 D851 I4 Q301 K9 D850 H4 TP S Q253 C4 D8...

Page 28: ...4 A7 Q353 G6 Q352 F6 Q351 F6 DIODES D906 F1 D905 G4 D904 D3 D902 G4 D901 G3 D364 C9 D363 C8 D362 B9 D361 B7 D360 D8 D359 G6 D358 E7 D357 F7 D356 G7 D355 F7 D354 G7 TEST POINTS TPY6 B8 TPY5 D5 TPY4 E5 TPY3 F6 TPY2 E7 TPY1 G6 IC S IC351 E8 28 H G F E D C B A 1 2 3 4 5 6 7 8 9 ...

Page 29: ...H BOARD TNP8EH002 TRANSISTORS Q3401 C3 Q3402 A2 I C S IC3401 C2 29 1 2 3 A C B ...

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