
2
TABLE OF CONTENTS
PAGE PAGE
1 Safety Precautions ------------------------------------------------3
1.1. General Guidelines -----------------------------------------3
1.2. Touch-Current Check --------------------------------------3
2Warning---------------------------------------------------------------4
2.1. Prevention of Electrostatic Discharge (ESD) to
Electrostatically Sensitive (ES) Devices --------------4
2.2. About lead free solder (PbF) -----------------------------5
3 Service Navigation ------------------------------------------------6
3.1. Service Hint --------------------------------------------------6
3.2. Applicable signals-------------------------------------------7
4 Specifications -------------------------------------------------------8
5 Service Mode ------------------------------------------------------ 10
5.1. How to enter into Service Mode----------------------- 10
5.2. Service tool mode----------------------------------------- 12
5.3. Hotel mode ------------------------------------------------- 13
6 Troubleshooting Guide ---------------------------------------- 14
6.1. Check of the IIC bus lines ------------------------------ 14
6.2. Power LED Blinking timing chart---------------------- 15
6.3. No Power --------------------------------------------------- 16
6.4. No Picture--------------------------------------------------- 17
6.5. Local screen failure--------------------------------------- 18
7 Service Fixture & Tools ---------------------------------------- 19
7.1. SC jig--------------------------------------------------------- 19
8 Disassembly and Assembly Instructions---------------- 20
8.1. Remove the Rear cover --------------------------------- 20
8.2. Remove the Fan ------------------------------------------ 20
8.3. Remove the P-Board------------------------------------- 20
8.4. Remove the Side terminal cover and Rear
terminal cover---------------------------------------------- 20
8.5. Remove the Tuner unit ---------------------------------- 21
8.6. Remove the A-Board------------------------------------- 21
8.7. Remove the D-Board ------------------------------------ 22
8.8. Remove the Speakers ----------------------------------- 22
8.9. Remove the Control button unit ----------------------- 22
8.10. Remove the GK-Board ---------------------------------- 22
8.11. Remove the SU-Board ---------------------------------- 23
8.12. Remove the SD-Board ---------------------------------- 23
8.13. Remove the SC-Board ---------------------------------- 23
8.14. Remove the SS2-Board --------------------------------- 23
8.15. Remove the SS-Board----------------------------------- 24
8.16. Remove the Support metal ----------------------------- 24
8.17. Remove the Hanger metals and the Stand
brackets ----------------------------------------------------- 24
8.18. Remove the C1-Board----------------------------------- 25
8.19. Remove the C2-Board----------------------------------- 25
8.20. Remove the C3-Board----------------------------------- 25
8.21. Remove the Plasma panel section from the
Cabinet assy (glass) ------------------------------------- 25
8.22. Remove the Glass holders ----------------------------- 26
8.23. Remove the Rear cover fix holders ------------------ 26
8.24. Remove the S-Board------------------------------------- 26
8.25. Remove the K-Board------------------------------------- 27
8.26. Remove the GL-Board----------------------------------- 27
8.27. Replace the plasma panel ------------------------------ 27
9 Measurements and Adjustments --------------------------- 28
9.1. Adjustment Procedure ----------------------------------- 28
9.2. Adjustment-------------------------------------------------- 31
10 Block Diagram ---------------------------------------------------- 37
10.1. Main Block Diagram-------------------------------------- 37
10.2. Block (1/5) Diagram ------------------------------------- 38
10.3. Block (2/5) Diagram -------------------------------------- 39
10.4. Block (3/5) Diagram -------------------------------------- 40
10.5. Block (4/5) Diagram -------------------------------------- 41
10.6. Block (5/5) Diagram -------------------------------------- 42
11 Wiring Connection Diagram --------------------------------- 43
11.1. Caution statement. --------------------------------------- 43
11.2. Wiring (1) --------------------------------------------------- 43
11.3. Wiring (2) --------------------------------------------------- 44
11.4. Wiring (3) --------------------------------------------------- 45
11.5. Wiring (4) --------------------------------------------------- 46
12 Schematic Diagram -------------------------------------------- 47
12.1. Schematic Diagram Note ------------------------------- 47
12.2. P(MULTI)-Board Schematic Diagram --------------- 48
12.3. P(SUS)-Board Schematic Diagram ------------------ 49
12.4. GK, GL, K and S-Board Schematic Diagram------ 50
12.5. A-Board (1/20) Schematic Diagram ----------------- 51
12.6. A-Board (2/20) Schematic Diagram ----------------- 52
12.7. A-Board (3/20) Schematic Diagram ----------------- 53
12.8. A-Board (4/20) Schematic Diagram ----------------- 54
12.9. A-Board (5/20) Schematic Diagram ----------------- 55
12.10. A-Board (6/20) Schematic Diagram ----------------- 56
12.11. A-Board (7/20) Schematic Diagram ----------------- 57
12.12. A-Board (8/20) Schematic Diagram ----------------- 58
12.13. A-Board (9/20) Schematic Diagram ----------------- 59
12.14. A-Board (10/20) Schematic Diagram ---------------- 60
12.15. A-Board (11/20) Schematic Diagram ---------------- 61
12.16. A-Board (12/20) Schematic Diagram ---------------- 62
12.17. A-Board (13/20) Schematic Diagram ---------------- 63
12.18. A-Board (14/20) Schematic Diagram ---------------- 64
12.19. A-Board (15/20) Schematic Diagram ---------------- 65
12.20. A-Board (16/20) Schematic Diagram ---------------- 66
12.21. A-Board (17/20) Schematic Diagram ---------------- 67
12.22. A-Board (18/20) Schematic Diagram ---------------- 68
12.23. A-Board (19/20) Schematic Diagram ---------------- 69
12.24. A-Board (20/20) Schematic Diagram ---------------- 70
12.25. D-Board (1/4) Schematic Diagram ------------------- 71
12.26. D-Board (2/4) Schematic Diagram ------------------- 72
12.27. D-Board (3/4) Schematic Diagram ------------------- 73
12.28. D-Board (4/4) Schematic Diagram ------------------- 74
12.29. C1-Board (1/2) Schematic Diagram ----------------- 75
12.30. C1-Board (2/2) Schematic Diagram ----------------- 76
12.31. C2-Board (1/2) Schematic Diagram ----------------- 77
12.32. C2-Board (2/2) Schematic Diagram ----------------- 78
12.33. C3-Board (1/2) Schematic Diagram ----------------- 79
12.34. C3-Board (2/2) Schematic Diagram ----------------- 80
12.35. SC-Board (1/4) Schematic Diagram ----------------- 81
12.36. SC-Board (2/4) Schematic Diagram ----------------- 82
12.37. SC-Board (3/4) Schematic Diagram ----------------- 83
12.38. SC-Board (4/4) Schematic Diagram ----------------- 84
12.39. SS-Board (1/2) Schematic Diagram ----------------- 85
12.40. SS-Board (2/2) and SS2-Board Schematic
Diagram ----------------------------------------------------- 86
13 Printed Circuit Board------------------------------------------- 87
13.1. P(MULTI)-Board ------------------------------------------ 87
13.2. P(SUS)-Board --------------------------------------------- 90
13.3. GK, K, S and SS2-Board ------------------------------- 92
13.4. GL-Board --------------------------------------------------- 93
13.5. A-Board ----------------------------------------------------- 94
13.6. D-Board ----------------------------------------------------- 96
13.7. C1-Board --------------------------------------------------- 98
13.8. C2-Board --------------------------------------------------- 99
13.9. C3-Board --------------------------------------------------100
13.10. SC-Board --------------------------------------------------101
13.11. SS-Board --------------------------------------------------103
14 Exploded View and Replacement Parts List-----------105
14.1. Exploded View and Mechanical Replacement
Parts List---------------------------------------------------105
14.2. Electrical Replacement Parts List ------------------- 112