Digital Progressive Wide Plasma Television
TH-42PD60U
GP9DU Chassis

Your service manual will be available to download (pdf format) following your payment!

CONTENTS
1 Applicable signals 4
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 Service Hint 7
6 Plasma panel replacement method 8
6.1. Remove the Back cover 8
6.2. Remove the tuner cover 8
6.3. Remove the P-Board 8
6.4. Remove the PA-Board 8
6.5. Remove the tuner unit 8
6.6. Remove the DT-Board 9
6.7. Remove the DG-Board 9
6.8. Remove the H-Board 10
6.9. Remove the HC-Board 10
6.10. Remove the D-Board 10
6.11. Remove the SU-Board 10
6.12. Remove the SD-Board 11
6.13. Remove the SC-Board 11
6.14. Remove the SS-Board 11
6.15. Remove the C1-Board 11
6.16. Remove the C2-Board 12
6.17. Remove the speaker L, R 12
6.18. Remove the S-Board 12
6.19. Remove the K-Board 13
6.20. Remove the stand brackets 13
6.21. Remove the Plasma panel section from the Front frame
(glass) 13
6.22. Replace the plasma panel (finished) 14
7 Location of Lead Wiring 15
7.1. Lead of Wiring (1) 15
7.2. Lead of Wiring (2) 16
7.3. Lead of Wiring (3) 17
7.4. Lead of Wiring (4) 18
7.5. Lead of Wiring (5) 19
7.6. Lead of Wiring (6) 20
8 Self-check Function 21
8.1. Check of the IIC bus lines 21
8.2. Power LED Blinking timing chart 23
8.3. No Power 24
8.4. No Picture 25
8.5. Local screen failure 26
9 Serviceman Mode 27
9.1. How to enter into Serviceman Mode 27
9.2. Contents of adjustment mode 27
9.3. Memory edit mode 28
9.4. Device data mode 29
10 Adjustment Procedure 30
10.1. Driver Set-up 30
10.2. Initialization Pulse Adjust 31
10.3. P.C.B. (Printed Circuit Board) exchange 31
10.4. Adjustment Volume Location 32
10.5. Test Point Location 32
11 Adjustment 33
11.1. White balance adjustment 33
11.2. Sub bright adjustment 35
11.3. ABL operation level adjustment 36
12 Hotel mode 37
13 Conductor Views 39
13.1. P-Board 39
13.2. PA-Board 42
13.3. H-Board 44
13.4. HC, K and S-Board 46
13.5. DG-Board 47
13.6. DT-Board 49
13.7. D-Board 51
13.8. C1-Board 53
13.9. C2-Board 54
13.10. SC-Board 55
13.11. SU-Board 58
13.12. SD-Board 59
13.13. SS-Board 60
14 Schematic and Block Diagram 63
14.1. Schematic Diagram Note 63
14.2. Main Block Diagram 64
14.3. P-Board Block Diagram 65
14.4. P-Board (1 of 6) Schematic Diagram 66
14.5. P-Board (2 of 6) Schematic Diagram 67
14.6. P-Board (3 of 6) Schematic Diagram 68
14.7. P-Board (4 of 6) Schematic Diagram 69
14.8. P-Board (5 of 6) Schematic Diagram 70
14.9. P-Board (6 of 6) Schematic Diagram 71
14.10. PA-Board Block Diagram 72
14.11. PA-Board (1 of 2) Schematic Diagram 73
14.12. PA-Board (2 of 2) Schematic Diagram 74
14.13. H-Board Block Diagram 75
14.14. H-Board (1 of 3) Schematic Diagram 76
14.15. H-Board (2 of 3) Schematic Diagram 77
14.16. H-Board (3 of 3) Schematic Diagram 78
14.17. HC, K and S-Board Block Diagram 79
14.18. HC, K and S-Board Schematic Diagram 80
14.19. DG-Board (1 of 3) Block Diagram 81
14.20. DG-Board (2 of 3) Block Diagram 82
14.21. DG-Board (3 of 3) Block Diagram 83
14.22. DG-Board (1 of 8) Schematic Diagram 84
14.23. DG-Board (2 of 8) Schematic Diagram 85
14.24. DG-Board (3 of 8) Schematic Diagram 86
14.25. DG-Board (4 of 8) Schematic Diagram 87
14.26. DG-Board (5 of 8) Schematic Diagram 88
14.27. DG-Board (6 of 8) Schematic Diagram 89
14.28. DG-Board (7 of 8) Schematic Diagram 90
14.29. DG-Board (8 of 8) Schematic Diagram 91
14.30. DT-Board Block Diagram 92
14.31. DT-Board (1 of 6) Schematic Diagram 93
14.32. DT-Board (2 of 6) Schematic Diagram 94
14.33. DT-Board (3 of 6) Schematic Diagram 95
14.34. DT-Board (4 of 6) Schematic Diagram 96
14.35. DT-Board (5 of 6) Schematic Diagram 97
14.36. DT-Board (6 of 6) Schematic Diagram 98
14.37. D-Board Block Diagram 99
14.38. D-Board (1 of 6) Schematic Diagram 100
14.39. D-Board (2 of 6) Schematic Diagram 101
14.40. D-Board (3 of 6) Schematic Diagram 102
14.41. D-Board (4 of 6) Schematic Diagram 103
14.42. D-Board (5 of 6) Schematic Diagram 104
14.43. D-Board (6 of 6) Schematic Diagram 105
14.44. C1 and C2-Board Block Diagram 106
14.45. C1-Board (1 of 2) Schematic Diagram 107
14.46. C1-Board (2 of 2) Schematic Diagram 108
14.47. C2-Board (1 of 2) Schematic Diagram 109
14.48. C2-Board (2 of 2) Schematic Diagram 110
14.49. SC, SU and SD-Board Block Diagram 111
14.50. SC-Board (1 of 2) Schematic Diagram 112
14.51. SC-Board (2 of 2) Schematic Diagram 113
14.52. SU-Board Schematic Diagram 114
14.53. SD-Board Schematic Diagram 115
14.54. SS-Board Block Diagram 116
14.55. SS-Board Schematic Diagram 117
15 Parts Location & Mechanical Replacement Parts List 119
15.1. Parts Location 119
15.2. Packing Exploded Views 120
15.3. Mechanical Replacement Parts List 121
16 Electrical Replacement Parts List 122
16.1. Replacement Parts List Notes 122
16.2. Electrical Replacement Parts List 123