Panasonic TH-42PW6EX, Service Manual, Page: 2 / 191

SPEAKERS (External
speakers) (6
9
9 9
9
)
16W [8W+8W] (10% THD)
Dimensions (W×H×D): 1,020 mm × 610 mm 89 mm
1 Applicable signals 3
2 Safety Precautions 4
2.1. General Guidelines 4
3 Prevention of Electro Static Discharge (ESD) to
Electrostatically Sensitive (ES) Devices 5
4 About lead free solder (PbF) 6
5 PCB Structure sheet of GP6D chassis 7
6 Service Hint 8
7 Location of Lead Wiring 9
8 Adjustment Procedure 10
8.1. +B Set-up 10
8.2. Driver Set-up 10
8.3. Initialization Pulse Adjust 11
8.4. P.C.B. (Printed Circuit Board) exchange 12
8.5. Adjustment Volume Location 12
8.6. Test Point Location 12
9 Service mode 13
9.1. CAT (computer Aided Test) mode 13
9.2. IIC mode structure (following items value is sample data.)
15
10 Alignment 16
10.1. Pedestal setting (C) 16
10.2. Pedestal setting (B) 17
10.3. NTSC panel white balance 18
10.4. PAL/SECAM panel white balance 19
10.5. PC/RGB panel white balance 21
10.6. HD/ 525i /525p /625I /625P panel white balance 23
11 Trouble shooting guide 25
11.1. Self Check 25
11.2. No Power 26
11.3. No Picture 27
11.4. Local screen failure 27
12 Option Setting 28
13 Conductor Views 31
13.1. PF-Board 31
13.2. P-Board 32
13.3. HX-Board 35
13.4. HY-Board 36
13.5. J-Board 38
13.6. D-Board 40
13.7. C1-Board 42
13.8. C2-Board 43
Weight (Mass) approx. 28.9 kg net (main unit only)
approx. 33.1 kg net (with speakers)
13.9. SC-Board 44
13.10. SU and SD-Board 47
13.11. SS, SS2 and SS3-Board 48
13.12. Z-Board 50
13.13. V1, S1 and H3-Board 51
14 Block and Schematic Diagrams 53
14.1. Schematic Diagram Notes 53
14.2. Main Block Diagram 54
14.3. PF-Board Block Diagram 55
14.4. PF-Board Schematic Diagram 56
14.5. P-Board Block Diagram 57
14.6. P-Board (1 of 2) Schematic Diagram 58
14.7. P-Board (2 of 2) Schematic Diagram 59
14.8. HX-Board Schematic Diagram 60
14.9. HY-Board Block Diagram 61
14.10. HY-Board (1 of 2) Schematic Diagram 62
14.11. HY-Board (2 of 2) Schematic Diagram 63
14.12. J-Board Block Diagram 64
14.13. J-Board (1 of 4) Schematic Diagram 65
14.14. J-Board (2 of 4) Schematic Diagram 66
14.15. J-Board (3 of 4) Schematic Diagram 67
14.16. J-Board (4 of 4) Schematic Diagram 68
14.17. D-Board Block Diagram 69
14.18. D-Board (1 of 11) Schematic Diagram 70
14.19. D-Board (2 of 11) Schematic Diagram 71
14.20. D-Board (3 of 11) Schematic Diagram 72
14.21. D-Board (4 of 11) Schematic Diagram 73
14.22. D-Board (5 of 11) Schematic Diagram 74
14.23. D-Board (6 of 11) Schematic Diagram 75
14.24. D-Board (7 of 11) Schematic Diagram 76
14.25. D-Board (8 of 11) Schematic Diagram 77
14.26. D-Board (9 of 11) Schematic Diagram 78
14.27. D-Board (10 of 11) Schematic Diagram 79
14.28. D-Board (11 of 11) Schematic Diagram 80
14.29. C1, C2 and V1-Board Block Diagram 81
14.30. C1-Board Schematic Diagram 82
14.31. C2 and V1-Board Schematic Diagram 83
14.32. SC-Board Block Diagram 84
14.33. SC-Board (1 of 2) Schematic Diagram 85
14.34. SC-Board (2 of 2) Schematic Diagram 86
14.35. SU-Board Block Diagram 87
14.36. SU-Board Schematic Diagram 88
CONTENTS
Page Page
2
TH-42PW6EX / TH-42PW6BX / TH-42PWD6EX / TH-42PWD6BX / TH-42PWD6UY