CONTENTS
Applicable signals 5
2 Safety Precautions 6
2.1. General Guidelines 6
3 Prevention of Electrostatic Discharge (ESD) to
Electrostatically Sensitive (ES) Devices 7
4 About lead free solder (PbF) 8
5 Service Hint 9
6 Disassembly (37 inch) 11
6.1. Removal of Rear Cover 11
6.2. Removal of HU-Board 11
6.3. Removal of HA-Board 11
6.4. Removal of Slot Block 11
6.5. Removal of DS-Board 12
6.6. Removal of HX-Board 12
6.7. Removal of DN-Board 12
6.8. Removal of P-Board 12
6.9. Removal of D-Board 13
6.10. Removal of H3-Board (L, R) 13
6.11. Removal of SU-Board and SD-Board 13
6.12. Removal of SC-Board 14
6.13. Removal of SS-Board 14
6.14. Removal of C1, C2-Board 15
6.15. Removal of S1-Board 16
6.16. Removal of Escutcheon 16
6.17. Removal of V1-Board and V2-Board 17
6.18. Removal of Plasma Panel 17
7 Disassembly (42 inch) 20
7.1. Removal of Rear Cover 20
7.2. Removal of HU-Board 20
7.3. Removal of HA-Board 20
7.4. Removal of Slot Block 20
7.5. Removal of DS-Board 21
7.6. Removal of HX-Board 21
7.7. Removal of DN-Board 21
7.8. Removal of P-Board 22
7.9. Removal of D-Board 22
7.10. Removal of H3-Board (L, R) 22
7.11. Removal of SU-Board and SD-Board 22
7.12. Removal of SC-Board 23
7.13. Removal of SS-Board 23
7.14. Removal of C1, C2-Board 23
7.15. Removal of S1-Board 24 7.16. Removal of Fan 24
7.17. Removal of Escutcheon 25
7.18. Removal of V1-Board and V2-Board 25
7.19. Removal of Plasma Panel 26
8 Location Lead Wiring 29
8.1. Wiring for the 37 inch model 29
8.2. Wiring the 42 inch model 32
9 Adjustment Procedure 35
9.1. Driver Set-up 35
9.2. Initialization Pulse Adjust 36
9.3. P.C.B. (Printed Circuit Board) exchange 36
9.4. Adjustment Volume Location 37
9.5. Test Point Location 38
10 Service mode 39
10.1. CAT (computer Aided Test) mode 39
10.2. IIC mode structure (following items value is sample data.)
43
11 Adjustment 44
11.1. RGB white balance adjustment 44
11.2. HD white balance adjustment 46
11.3. Power control adjustment 48
12 Trouble shooting guide 49
12.1. Self Check 49
12.2. No Power 51
12.3. No Picture 51
12.4. Local screen failure 52
13 Option Setting 53
14 Conductor Views 55
14.1. P-Board (37inch) 55
14.2. P-Board (42inch) 58
14.3. HA-Board 61
14.4. HU-Board 62
14.5. HX-Board (37inch) 63
14.6. HX-Board (42inch) 64
14.7. H3, S1, V1 and V2-Board 65
14.8. DS-Board (37inch) 66
14.9. DS-Board (42inch) 68
14.10. DN-Board 70
14.11. D-Board 72
14.12. C1-Board (37inch) 74
14.13. C1-Board (42inch) 75
14.14. C2-Board (37inch) 76
14.15. C2-Board (42inch) 77
14.16. SC-Board (37inch) 78
14.17. SC-Board (42inch) 81
14.18. SU-Board (37inch) 84
14.19. SU-Board (42inch) 85
14.20. SD-Board (37inch) 86
14.21. SD-Board (42inch) 87
14.22. SS-Board 88
15 Block and Schematic Diagram 91
15.1. Schematic Diagram Notes 91
15.2. Main Block Diagram (37inch) 92
15.3. Main Block Diagram (42inch) 93
15.4. P-Board Block Diagram 94
15.5. P-Board (1 of 6) Schematic Diagram 95
15.6. P-Board (2 of 6) Schematic Diagram 96
15.7. P-Board (3 of 6) Schematic Diagram 97
15.8. P-Board (4 of 6) Schematic Diagram 98
15.9. P-Board (5 of 6) Schematic Diagram 99
15.10. P-Board (6 of 6) Schematic Diagram 100
15.11. HA-Board Block and Schematic Diagram 101
15.12. HU-Board Block Diagram 102
15.13. HU-Board (1 of 2) Schematic Diagram 103
15.14. HU-Board (2 of 2) Schematic Diagram 104
15.15. HX-Board Block and Schematic Diagram (37inch) 105
15.16. HX-Board Block and Schematic Diagram (42inch) 106
15.17. V1 and V2-Board Block and Schematic Diagram 107
15.18. DS-Board (1 of 2) and H3-Board Block Diagram 108
15.19. DS-Board (2 of 2) Block Diagram 109
15.20. DS-Board (1 of 5) Schematic Diagram (37inch) 110
15.21. DS-Board (2 of 5) and H3-Board Schematic Diagram
(37inch) 111
15.22. DS-Board (3 of 5) Schematic Diagram (37inch) 112
15.23. DS-Board (4 of 5) Schematic Diagram (37inch) 113
15.24. DS-Board (5 of 5) Schematic Diagram (37inch) 114
15.25. DS-Board (1 of 5)Schematic Diagram (42inch) 115
15.26. DS-Board (2 of 5) and H3-Board Schematic Diagram
(42inch) 116
15.27. DS-Board (3 of 5) Schematic Diagram (42inch) 117
15.28. DS-Board (4 of 5) Schematic Diagram (42inch) 118
15.29. DS-Board (5 of 5) Schematic Diagram (42inch) 119
15.30. DN-Board (1 of 2) Block Diagram 120
15.31. DN-Board (2 of 2) Block Diagram 121
15.32. DN-Board (1 of 6) Schematic Diagram 122
15.33. DN-Board (2 of 6) Schematic Diagram 123
15.34. DN-Board (3 of 6) Schematic Diagram 124
15.35. DN-Board (4 of 6) Schematic Diagram 125
15.36. DN-Board (5 of 6) Schematic Diagram 126
15.37. DN-Board (6 of 6) Schematic Diagram 127
15.38. D-Board Block Diagram 128
15.39. D-Board (1 of 6) Schematic Diagram 129
15.40. D-Board (2 of 6) Schematic Diagram 130
15.41. D-Board (3 of 6) Schematic Diagram 131
15.42. D-Board (4 of 6) Schematic Diagram 132
15.43. D-Board (5 of 6) Schematic Diagram 133
15.44. D-Board (6 of 6) Schematic Diagram 134
15.45. C1 and C2-Board Block Diagram 135
15.46. C1-Board (1 of 2) Schematic Diagram (37inch) 136
15.47. C1-Board (2 of 2) Schematic Diagram (37inch) 137
15.48. C1-Board (1 of 2) Schematic Diagram (42inch) 138
15.49. C1-Board (2 of 2) Schematic Diagram (42inch) 139
15.50. C2-Board (1 of 2) Schematic Diagram (37inch) 140
15.51. C2-Board (2 of 2) Schematic Diagram (37inch) 141
15.52. C2-Board (1 of 2) Schematic Diagram (42inch) 142
15.53. C2-Board (2 of 2) Schematic Diagram (42inch) 143
15.54. SC-Board Block Diagram 144
15.55. SC-Board (1 of 2) Schematic Diagram 145
15.56. SC-Board (2 of 2) Schematic Diagram 146
15.57. SU and SD-Board (1 of 2) Block Diagram 147
15.58. SU-Board (1 of 2) Schematic Diagram (37inch) 148
15.59. SU-Board (2 of 2) Schematic Diagram (37inch) 149
15.60. SU-Board (1 of 2) Schematic Diagram (42inch) 150
15.61. SU-Board (2 of 2) Schematic Diagram (42inch) 151
15.62. SD-Board (1 of 2) Schematic Diagram (37inch) 152
15.63. SD-Board (2 of 2) Schematic Diagram (37inch) 153
15.64. SD-Board (1 of 2) Schematic Diagram (42inch) 154
15.65. SD-Board (2 of 2) Schematic Diagram (42inch) 155
15.66. SS and S1-Board Block Diagram 156
15.67. SS-Board (1 of 2) and S1-Borad Schematic Diagram 157
15.68. SS-Board (2 of 2) Schematic Diagram 158
16 Parts Location 159
16.1. Exploded View 159
16.2. Cable relation 162
16.3. Packing summary 164
17 Mechanical Replacement Parts List 165
18 Replacement Parts List 166
18.1. Replacement Parts List Notes 166
18.2. Electrical Replacement Parts List (37 inch) 167
18.3. Electrical Replacement Parts List (42 inch) 188