Panasonic TX-25EX4F Скачать руководство пользователя страница 29 | Manualshive

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TRAN’S

DIODES

D558

L4

Q3601 L8

D3103 B7

D557

M4

Q3007 M9

D3101 B7

D556

K1

Q3001 N8

D3102 B7

D555

N3

Q3006 N10

D2161 G9

D554

M4

Q2304 I7

D2105 G10

D553

K4

Q2303 M6

D2104 F9

D552

J2

Q2301 I7

D2103 G10

D551

K3

Q2103 I8

D2102 G9

D511

M5

Q2102 H8

D1103 F8

D502

I2

Q2101 G10

D1102 F7

D501

I2

Q1108 F9

D1101 G7

D457

L5

Q1107 C7

D1051 A9

D456

L5

Q1106 C7

D875

J5

D454

L5

Q1105 C7

D874

J4

D453

F9

Q1104 C7

D873

B5

D254

C5

Q1101 F7

D871

A5

D253

C5

Q1052 A9

D870

871

D252

B5

Q1051 C8

D869

B4

D251

B4

Q951

J9

D868

B4

IC’S

Q950

J9

D867

A3

IC2101 H8

Q857

J4

D866

I9

IC1105 F7

Q856

F9

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

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

C4

D805

H2

TPE12 K4

Q252

C4

D804

H1

TPE11 N5

Q252

C4

D803

H1

TPE10 B5

Q251

D4

D802

G2

TPE9

E5

Q105

M8

D801

E1

TPE8

F5

Q104

M9

D705

J5

TPE7

I9

Q103

F10

D704

K5

TPE6

J10

Q102

G10

D703

K5

TPE5

G5

Q101

H10

D702

K5

TPE4

G5

D701

K5

TPE3

E5

D609

M5

TPE2

I5

D607

L9

TPE1

M4

1

1

10

9

8

7

6

5

4

3

2

A

B

C

D

E

F

G

H

I

J

K

L

M

N

E - BOARD TNP8EE009

CONDUCTOR VIEWS

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Содержание TX-25EX4F

Страница 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 25EX4F 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 ...

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

Страница 3: ...00mV rms1kΩ AV1 IN Video 21 pin 1V p p 75Ω Audio 21 pin 500mV rms 10kΩ RGB 21 pin AV1 OUT Video 21 pin 1V p p 75Ω Audio 21 pin 500mV rms 1kΩ AV2 IN Video 21 pin 1V p p 75Ω Audio 21 pin 500mV rms 10kΩ S Video IN Y 1V p p 75Ω 21 pin C 0 3V p p 75Ω AV2 OUT Video 21 pin 1V p p 75Ω Audio 21 pin 500mV rms 1kΩ Selectable Output 21 pin AV3 IN Audio RCAx2 500mV rms10kΩ Video RCAx1 1V p p 75Ω High Voltage 2...

Страница 4: ...abinet 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 use an isolation transform...

Страница 5: ...SERVICE HINTS How to remove the rear cover 1 Remove the 12 screws as shown in Fig 2 LOCATION OF CONTROLS 3 SCREWS Fig 2 Fig 3 N Board E Board Y Board Focus Screen H Board ...

Страница 6: ...ch the TV on 2 Go into 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 STR 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 screen will show Memory Pack to TV proces...

Страница 7: ...ols at the front of the set at the same time pressing the STATUS button on the remote control and the screen will show If the CCU ports have been checked and found to be incorrect or not located then will appear in place of O K 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 Inter...

Страница 8: ...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 ...

Страница 9: ...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 ...

Страница 10: ... 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 8 IC3401 Q3402 8 6 3 VIDEO SWITCHING ...

Страница 11: ...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 9 ...

Страница 12: ... 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 10 L L L L POS NEG 82 83 P...

Страница 13: ...1 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 2 E1 4 1 E2...

Страница 14: ...PARTS LOCATION 12 NOTE The numbers on the exploded view below refer to the mechanical section of the Replacement Parts List 19 20 16 12 14 15 4 5 7 11 3 18 13 6 17 8 1 9 2 10 ...

Страница 15: ...SOR IC601 VDP3108BPPB1 HORIZONTAL OUTPUT IC701 TEA2031A POWER SUPPLY IC801 STRF6654LF51 ERROR AMPLIFER IC850 SE140N 12V REGULATOR IC851 L78M12MRB 5V REGULATOR IC852 L78M05MRB 8V REGULATOR IC853 AN78L08TA LED RECEIVER IC1071 RPM6937 V4 MICRO PROCESSOR IC1101 SDA5450C48 EPROM IC1102 27C2001 F10 DIODE IC1104 MN1381 R TA DIODE IC1105 MN1381 T TA AUDIO PROCESSOR IC2101 MSP3410DPOB4 AV SWITCHING IC3401 ...

Страница 16: ... Q351 2SA1767 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 2SA1...

Страница 17: ...M CARB JSE10 ERJ6GEY0R00 0 1W 5 0 S M CARB JA45 ERJ6GEY0R00 0 1W 5 0 S M CARB JA60 ERJ6GEY0R00 0 1W 5 0 S M CARB JA58 ERJ6GEY0R00 0 1W 5 0 S M CARB JA55 ERJ6GEY0R00 0 1W 5 0 S M CARB JA54 ERJ6GEY0R00 0 1W 5 0 S M CARB JA1 ERJ6GEY0R00 0 1W 5 0 S M CARB JA49 ERJ6GEY0R00 0 1W 5 0 S M CARB JA48 ERJ6GEY0R00 0 1W 5 0 S M CARB JA47 ERJ6GEY0R00 0 1W 5 0 S M CARB JSE12 ERJ6GEY0R00 0 1W 5 0 S M CARB JA43 ER...

Страница 18: ...J6GEYJ273 0 1W 5 27K S M CARB R563 ERJ6GEYJ474 0 1W 5 470K S M CARB R564 ERJ6GEYJ623 0 1W 5 62K S M CARB R566 ERJ6GEYJ563 0 1W 5 56K WOUND R567 ERF7ZK1R0 7W 10 1 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 ERJ6GE...

Страница 19: ...1W 5 100 S M CARB R1128 ERJ6GEYJ682 0 1W 5 6K8 S M CARB R1129 ERJ6GEYJ682 0 1W 5 6K8 S M CARB R1130 ERJ6GEYJ103 0 1W 5 10K S M CARB R1131 ERJ6GEYJ103 0 1W 5 10K S M CARB R1132 ERJ6GEYJ101 0 1W 5 100 S M CARB R1133 ERJ6GEYJ273 0 1W 5 27K S M CARB R1136 ERJ6GEYJ823 0 1W 5 82K S M CARB R1137 ERJ6GEY0R00 0 1W 5 0 S M CARB R1138 ERJ6GEYJ474 0 1W 5 470K S M CARB R1139 ERJ6GEY0R00 0 1W 5 0 S M CARB R1140...

Страница 20: ...GEYJ101 0 1W 5 100 S M CARB R3606 ERJ6GEYJ101 0 1W 5 100 S M CARB R3607 ERJ6GEYJ472 0 1W 5 4K7 S M CARB R3608 ERJ6GEYJ752 0 1W 5 7K5 S M CARB R3609 ERJ6GEY0R00 0 1W 5 0 S M CARB R3610 ERJ6GEYJ102 0 1W 5 1K CAPACITORS ELECT C101 ECJ2VB1C104K 350V 100nF ELECT C102 ECJ2VB1C104K 350V 100nF ELECT C103 ECJ2VF1H104Z 350V 100nF S M CAP C104 ECUV1H102JCX 50V 1nF S M CAP C105 ECUV1H560JCX 50V 56pF S M CAP C...

Страница 21: ...B 100V 470nF CERAMIC C806 ECKWNA101MBC 400V 100µF CERAMIC C807 ECKC2H472J 500V 4 7nF CERAMIC C808 ECKC2H472J 500V 4 7nF CERAMIC C809 ECKC2H472J 500V 4 7nF CERAMIC C810 ECKC2H472J 500V 4 7nF ELECT C811 ECOS2GG181NG 400V 180µF CERAMIC C814 ECKC3D102J 2KV 1nF CERAMIC C815 ECKC1H471J 50V 470pF ELECT C816 ECA1EM101GB 25V 100µF FILM C817 ECQE6104K 600V 100nF CERAMIC C818 ECKWNA332MEC 250V 3 3nF FILM C81...

Страница 22: ...22JCX 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 ECJ3VB1C47...

Страница 23: ...ECF50X41 CABINET 15 TKY8E305 DEGAUSS COIL 16 TLK8E05140 E P C B 17 TNP8EE009AF MODEL LABEL 18 TQF8E2682 POWER CORD 19 TSX8E0027 Y P C B 20 TNP8EY012AF MISCELLANEOUS COMPONENTS OUTER CARTON TPC8E4659 TOP CUSHION TPD8E655 BOTTOM CUSHION TPD8E656 I C s EAROM IC1103 XGL2 03AF RESISTORS CARBON R357 ERDS1TJ104 0 5W 5 100K CARBON R358 ERDS1TJ104 0 5W 5 100K CARBON R359 ERDS1TJ104 0 5W 5 100K CAPACITORS C...

Страница 24: ...nting and are subject to change without notice REMARKS 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 cause fuse failure Connect the earth o...

Страница 25: ......

Страница 26: ......

Страница 27: ......

Страница 28: ......

Страница 29: ... Q856 F9 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 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 T...

Страница 30: ...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 26 H G F E D C B A 1 2 3 4 5 6 7 8 9 ...

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