Panasonic TX-25SL1F Service Manual Download

Page: 26 / 34

Description

Cct Ref

Parts Number

Description

Cct Ref

Parts Number

ELECT

C3003 ECA1CM470GB

16V

47µF

S.M. CAP

C3005 ECUV1H561JCX

50V

560pF

ELECT

C3006

ECJ3VB1C474K

3.5KV

470nF

S.M. CAP

C3007 ECUV1H222JCX

50V

2.2nF

S.M. CAP

C3008 ECUV1H222JCX

50V

2.2nF

S.M. CAP

C3009 ECUV1H222JCX

50V

2.2nF

ELECT

C3010 ECA1CM470GB

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 ECUV1H222JCX

50V

2.2nF

ELECT

C3024 ECA1CM470GB

16V

47µF

S.M. CAP

C3026 ECUV1H561JCX

50V

560pF

ELECT

C3027

ECJ3VB1C474K

3.5KV

470nF

S.M. CAP

C3028 ECUV1H222JCX

50V

2.2nF

ELECT

C3029 ECA1HM101GB

50V

100µF

S.M. CAP

C3032 ECUV1H271JCX

50V

270pF

S.M. CAP

C3033 ECUV1H271JCX

50V

270pF

S.M. CAP

C3034 ECUV1H271JCX

50V

270pF

S.M. CAP

C3035 ECUV1H271JCX

50V

270pF

S.M. CAP

C3101

ECUV1H104KBX

50V

100nF

S.M. CAP

C3102

ECUV1H104KBX

50V

100nF

S.M. CAP

C3111 ECUV1H222KBX

50V

2.2nF

S.M. CAP

C3112 ECUV1H271JCX

50V

270pF

FILM

C3401 ECQM1H224J

50V

220nF

S.M. CAP

C3402 ECUV1H101JCX

50V

100pF

ELECT

C3403 ECA1HM101GB

50V

100µF

FILM

C3404 ECQM1H224J

50V

220nF

S.M. CAP

C3405 ECUV1H180JCX

50V

18pF

S.M. CAP

C3406 ECUV1H271JCX

50V

270pF

S.M. CAP

C3407 ECUV1H271JCX

50V

270pF

ELECT

C3408 ECA1HM101GB

50V

100µF

ELECT

C3601 ECA1HM101GB

50V

100µF

S.M. CAP

JSE28

ECUV1H104KBX

50V

100nF

TERMINALS AND LINKS

RCA / HEADPHONE JACK

JK2301

JPJ841101320

SWITCHES

SWITCH

S801

ESB92S11B

SWITCH

S1201 EVQ23405R

SWITCH

S1202 EVQ23405R

SWITCH

S1203 EVQ23405R

SWITCH

S1204 EVQ23405R

SWITCH

S1205 EVQ23405R

DIFFERENCES FOR MODEL TX-25SL1F

MECHANICAL PARTS

BACK COVER

TKU8E00310

C.R.T.

A59EAK071X11

CABINET

TKY8E211

DEGAUSS COIL

TLK8E05138

E P.C.B.

TNP8EE009BX

MODEL LABEL

TQF8E2718

POWER CORD

TSX8E0028

MISCELLANEOUS COMPONENTS

OUTER CARTON

TPC8E4763

TOP CUSHION

TPD8E657

BOTTOM CUSHION

TPD8E658

I.C.s

EAROM *

IC1103

XGL2-03QF

COILS

COIL

L552

ELH5L4105

CAPACITORS

CERAMIC

C551

ECKC3D152J

2KV

1.5nF

FILM

C559

ECWF2H564J

500V

560nF

DIFFERENCES FOR MODEL TX-28SL1F

MECHANICAL PARTS

BACK COVER

TKU8E00320

C.R.T.

A66EAK071X11

CABINET

TKY8E303

DEGAUSS COIL

TLK8E05140

E P.C.B.

TNP8EE009BY

MODEL LABEL

TQF8E2719

POWER CORD

TSX8E0027

MISCELLANEOUS COMPONENTS

OUTER CARTON

TPC8E4764-1

TOP CUSHION

TPD8E655

BOTTOM CUSHION

TPD8E656

I.C.s

EAROM *

IC1103

XGL2-03RF

COILS

COIL

L552

ELH5L421

CAPACITORS

CERAMIC

C551

ECKC3D122J

2KV

1.2nF

FILM

C559

ECWF2H684J

500V

680nF

Summary of Contents for TX-25SL1F

Page 1: ...PC to allow a number of diagnostic and control functions to be performed For more details contact your local Panasonic company BACK EXIT TX 28 25SL1F Service Manual Safety Specifications Block Diagrams Schematic Diagrams PCB Views Self Check Service Information Parts List Service Hints Disassembly Location of Controls Waveforms Mechanical View Adjustments ...

Page 2: ...BACK BACK BACK E Schematic N Schematic H Schematic Y Schematic E PCB Y PCB Audio Power supply Control Video ...

Page 3: ...ons shown are approximate NOTE This Service Manual should be used in conjunction with the EURO4 technical guide TECHNISCHE DATEN Werte in klammern gelten nur fur TX 25SL1F Netzpannung 220 240V AC 50Hz Leistungsaufnahme 85W Antennenimpedanz 75Ω asymmetrisch Koaxial Typ Standby Leistungsaufnahme 1 8W Empfangssystem PAL I B G H D K PAL 525 60 SECAM L L B G D K M NTSC NTSC nur AV Eingang Empfangsberei...

Page 4: ... 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 von Servicear...

Page 5: ...ilure 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 3 ...

Page 6: ... the 12 screws as shown in Fig 2 SERVICE HINWEISE ENTFERNEN DER GERÄTERÜCKWAND 1 Die 12 Schrauben entfernen siehe Abb 2 LOCATION OF CONTROLS LAGE DER EINSTELLREGLER Screws Schrauben Fig 2 Abb 2 N Board E Board Y Board Focus Screen H Board 4 Fig 3 Abb 3 ...

Page 7: ...e Mode as explained above The screen will show 3 Press the BLUE button on the remote control The screen will show 4 Press the STR button on the remote control 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 screen will show Memory Pack to TV process 1 Plug the memo...

Page 8: ...auf Service Modus umschalten Auf dem Bildschirm erscheint 3 Nun die BLAUE Taste an der Fernbedienung betätigen Auf dem Bildschirm erscheint 4 Nun die STR Taste an der Fernbedienung betätigen Der Bildschirm meldet nun 5 Die im FS Gerät abgespeicherten Kanal Einstelldaten werden nun in das Memory Pack überspielt Bei abgeschlossener Datenübertragung meldet der Bildschirm Kopieren der Einstelldaten vo...

Page 9: ...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 39 OPTION 2 0C OPTION 3 1F OPTION 4 00 OPTION 5 CF OPTION 6 25 7 Service Aids...

Page 10: ...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 11: ... 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 12: ...l 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 l...

Page 13: ...tät 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 anschliess...

Page 14: ...T 59 B IN 47 B OUT 39 Q305 Q303 Q301 E8 4 3 5 Q353 Q352 Q351 CRT 3 2 1 7 8 9 Y2 4 3 5 IC351 TUNER Q104 5HG OXH UHHQ 9LGHR Q 9 9LGHR 2XW G OUT 38 R OUT 37 G IN 46 R IN 45 Q306 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 15: ...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 44 MONO IN 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 Q2304 Q2302 21 DACA_R 22 DACA_L E BOARD AUDIO PROCESSOR AUDIO OUTPUT AUDIO MONITOR OUT Q2303 Q2301 Q103 49 ANA_IN2 X101 X102 13 ...

Page 16: ...CAL KEYS SWITCH MATRIX 60 Q854 52 Q853 74 IC1071 Q1052 81 AV2 8 10 AV1 8 10 12 Q856 75 Q851 Q1106 Q1105 Q1107 Q1104 51 72 73 AV LINK SLOW 2 SLOW 1 SCL 1 SDA 1 59 58 Q3006 Q3007 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 Q1051 N BOARD 8 8 D1071 L L L L POS...

Page 17: ... 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 N BOARD 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 N1 2 E19 ...

Page 18: ...he 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 20 11 17 13 15 16 4 5 7 12 3 19 14 6 18 8 1 9 2 10 ...

Page 19: ...1 0330550049 INSTRUCTION BOOKS GERMAN TQB8E2618A 1 DUTCH FRENCH TQB8E2618BD1 ITALIAN SPANISH TQB8E2618CE1 SWEDISH NORG TQB8E2618FG1 SUOMI DANISH TQB8E2618HK1 I C s AUDIO OUTPUT IC251 LA4282 R G B OUTPUT IC351 TDA6103Q N3 VERTICAL OUTPUT IC451 LA7845N VIDEO PROCESSOR IC601 VDP3108BPPB1 E W CORRECTION IC701 TEA2031A POWER SUPPLY IC801 STRF6654LF51 ERROR AMPLIFER IC850 SE140N 12V REGULATOR IC851 L78M...

Page 20: ...A1767 TRANSISTOR Q352 2SA1767 TRANSISTOR Q353 2SA1767 TRANSISTOR Q354 BC857B TRANSISTOR Q451 BC857B TRANSISTOR Q503 2SD2398 M2 TRANSISTOR Q551 BU2508AXLB 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 T...

Page 21: ...RJ8GEY0R00 125W 5 0 S M CARB JA30 ERJ8GEY0R00 125W 5 0 S M CARB JA32 ERJ8GEY0R00 125W 5 0 S M CARB JA33 ERJ8GEY0R00 125W 5 0 S M CARB JA34 ERJ8GEY0R00 125W 5 0 S M CARB JA1 ERJ8GEY0R00 125W 5 0 S M CARB JA43 ERJ8GEY0R00 125W 5 0 S M CARB JA29 ERJ8GEY0R00 125W 5 0 S M CARB JA5 ERJ8GEY0R00 125W 5 0 S M CARB JA50 ERJ8GEY0R00 125W 5 0 S M CARB JA51 ERJ8GEY0R00 125W 5 0 S M CARB JA56 ERJ8GEY0R00 125W 5...

Page 22: ...4 ERJ6GEYJ101 0 1W 5 100 CARBON R605 ERD25TJ331 0 25W 5 330 CARBON R606 ERD25TJ331 0 25W 5 330 S M CARB R607 ERJ6GEYJ821 0 1W 5 820 S M CARB R608 ERJ6GEYJ271 0 1W 5 270 S M CARB R609 ERJ6GEYJ122 0 1W 5 1K2 S M CARB R610 ERJ6GEY0R00 0 1W 5 0 S M CARB R611 ERJ6GEYJ103 0 1W 5 10K S M CARB R612 ERJ6GEYJ101 0 1W 5 100 S M CARB R613 ERJ6GEYJ152 0 1W 5 1K5 S M CARB R622 ERJ6GEY0R00 0 1W 5 0 S M CARB R636...

Page 23: ...332 0 1W 5 3K3 S M CARB R1165 ERJ6GEYJ512 0 1W 5 5K1 S M CARB R1166 ERJ6GEYJ912 0 1W 5 9K1 S M CARB R1167 ERJ6GEYJ100 0 1W 5 10 S M CARB R1168 ERJ6GEYJ473 0 1W 5 47K S M CARB R1169 ERJ6GEYJ472 0 1W 5 4K7 S M CARB R1170 ERJ6GEYJ273 0 1W 5 27K S M CARB R1171 ERJ6GEYJ224 0 1W 5 220K S M CARB R1172 ERJ6GEYJ223 0 1W 5 22K S M CARB R1173 ERJ6GEYJ104 0 1W 5 100K S M CARB R1174 ERJ6GEYJ221 0 1W 5 220 S M ...

Page 24: ...H684J 50V 680nF ELECT C260 ECA1VM102GB 35V 1nF ELECT C261 ECA1VM102GB 35V 1nF FILM C262 ECQM1H394J 50V 390nF ELECT C263 ECA1HM010GB 50V 1µF ELECT C264 ECA1HHG222E 50V 1µF FILM C265 ECQM1H394J 50V 390nF ELECT C266 ECA1HM010GB 50V 1µF ELECT C267 ECJ2VB1H104K 350V 100nF ELECT C268 ECJ2VB1H104K 350V 100nF ELECT C270 ECJ2VB1H104K 350V 100nF ELECT C301 ECJ2VB1C104K 350V 100nF ELECT C302 ECJ2VB1C104K 350...

Page 25: ...1JCX 50V 330pF S M CAP C1072 ECUV1H103KBX 50V 10nF ELECT C1073 ECA1HM101GB 50V 100µF ELECT C1101 ECJ2VF1H104Z 350V 100nF ELECT C1102 ECA0JM101G 6 3V 100µF S M CAP C1103 ECUV1H220JCX 50V 22pF S M CAP C1104 ECUV1H220JCX 50V 22pF S M CAP C1105 ECUV1H101JCX 50V 100pF ELECT C1108 ECJ2VB1H333K 350V 33nF ELECT C1111 ECA1CM100GB 16V 10µF S M CAP C1112 ECUV1H103KBX 50V 10nF ELECT C1115 ECJ3VB1C474K 3 5KV 4...

Page 26: ... 50V 220nF S M CAP C3402 ECUV1H101JCX 50V 100pF ELECT C3403 ECA1HM101GB 50V 100µF FILM C3404 ECQM1H224J 50V 220nF S M CAP C3405 ECUV1H180JCX 50V 18pF S M CAP C3406 ECUV1H271JCX 50V 270pF S M CAP C3407 ECUV1H271JCX 50V 270pF ELECT C3408 ECA1HM101GB 50V 100µF ELECT C3601 ECA1HM101GB 50V 100µF S M CAP JSE28 ECUV1H104KBX 50V 100nF TERMINALS AND LINKS RCA HEADPHONE JACK JK2301 JPJ841101320 SWITCHES SWI...

Page 27: ...NOTES 25 ...

Page 28: ...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 mit HOT gekennzei...

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Page 31: ......

Page 32: ......

Page 33: ... 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 IC852 I10 Q701 J5 D859 H5 IC851 G5 Q552 N3 D858 E5 IC850 H4 Q551 K1 D857 E5 IC801 G2 Q503 I2 D855 F4 IC701 K5 Q451 F8 D854 G4 IC601 L7 Q394 K9 D853 H3 IC451 L5 Q305 K9 D852 I4 IC251 D6 Q303 K9 D851 I4 TP S Q302 J9 D850 H4 TPE14 M5 Q301 K9 D806 G2 TPE13 M4 Q253 ...

Page 34: ...354 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 H G F E D C B A 1 2 3 4 5 6 7 8 9 ...

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