Panasonic TH-37PWD8BK, Service Manual

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1 Applicable signals 5
2 Safety Precautions 6
2.1. General Guidelines 6
3 Prevention of Electro Static Discharge (ESD) to
Electrostatically Sensitive (ES) Devices 7
4 About lead free solder (PbF) 8
5 PCB Structure sheet of GP8D chassis 9
6 Service Hint 10
7 P.C.Board and Plasma panel replacement 11
7.1. Removal of the back cover 11
7.2. Removal of the Slot block 11
7.3. Removal of the J-Board 11
7.4. Removal of the HX-Board 11
7.5. Removal of the P-Board 12
7.6. Removal of the D-Board 12
7.7. Removal of the AC-Inlet 12
7.8. Removal of the H3-Board 12
7.9. Removal of the S1-Board 13
7.10. Removal of the SU-Board 13
7.11. Removal of the SD-Board 13
7.12. Removal of the SC-Board 14
7.13. Removal of the SS-Board 14
7.14. Removal of the C1-Board 14
7.15. Removal of the C2-Board 15
7.16. Removal of the Front frame (glass) 15
7.17. Removal of the V1-Board and the V2-Board 15
7.18. Removal of stand brackets 16
7.19. Replacement of the plasma panel 16
8 Location of Lead Wiring 17
8.1. Wiring for 37 inch model 17
8.2. Wiring for 42 inch model 18
9 Adjustment Procedure 19
9.1. Driver Set-up 19
9.2. Initialization Pulse Adjust 20
9.3. P.C.B. (Printed Circuit Board) exchange 21
9.4. Adjustment Volume Location 21
9.5. Test Point Location 21
10 Service mode 22
10.1. CAT (computer Aided Test) mode 22
10.2. IIC mode structure (following items value is sample data.)
24
11 Alignment 25
11.1. PC/RGB panel white balance 25
11.2. HD/ 525ip /625ip panel white balance 27
12 Trouble shooting guide 29
12.1. Self Check 29
12.2. No Power 30
12.3. No Picture 30
12.4. Local screen failure 31
13 Option Setting 32
14 Circuit Board Layout 35
14.1. P-Board 35
14.2. HA-Board 38
14.3. HB-Board 39
14.4. HX-Board (37 inch) 40
14.5. HX-Board (42 inch) 41
14.6. J-Board (37 inch) 42
14.7. J-Board (42 inch) 44
14.8. D-Board 46
14.9. C1-Board (37 inch) 48
14.10. C1-Board (42 inch) 49
14.11. C2-Board (37 inch) 50
14.12. C2-Board (42 inch) 51
14.13. SC-Board 52
14.14. SU-Board (37 inch) 55
14.15. SU-Board (42 inch) 56
14.16. SD-Board (37 inch) 57
14.17. SD-Board (42 inch) 58
14.18. SS-Board 59
14.19. H3, S1, V1 and V2-Board 61
15 Block and Schematic Diagrams 63
15.1. Schematic Diagram Notes 63
15.2. Main Block Diagram 64
15.3. P-Board Block Diagram 65
15.4. P-Board (1 of 6) Schematic Diagram 66
15.5. P-Board (2 of 6) Schematic Diagram 67
15.6. P-Board (3 of 6) Schematic Diagram 68
15.7. P-Board (4 of 6) Schematic Diagram 69
15.8. P-Board (5 of 6) Schematic Diagram 70
15.9. P-Board (6 of 6) Schematic Diagram 71
15.10. HA-Board Block and Schematic Diagram 72
15.11. HB-Board Block Diagram 73
15.12. HB-Board (1 of 2) Schematic Diagram 74
15.13. HB-Board (2 of 2) Schematic Diagram 75
15.14. HX-Board Block Diagram 76
15.15. HX-Board Schematic Diagram 77
15.16. S1, V1 and V2-Board Block Diagram and Schematic
Diagram 78
15.17. J-Board (1 of 2) and H3-Board Block Diagram 79
15.18. J-Board (2 of 2) Block Diagram 80
15.19. J-Board (1 of 4) Schematic Diagram (37 inch) 81
15.20. J-Board (2 of 4) Schematic Diagram (37 inch) 82
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TH-37PWD8BK