Table of Contents
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TABLE OF CONTENTS
1 Safety Precautions ---------------------------------------------------------------3
1.1. General Guidelines ------------------------------------------------------3
1.2. Touch-Current Check ---------------------------------------------------3
2 Warning ------------------------------------------------------------------------------4
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
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------------------------------------------------24
8.14. Remove the SS2-Board ----------------------------------------------24
8.15. Remove the SS3-Board ----------------------------------------------24
8.16. Remove the SS-Board------------------------------------------------24
8.17. Remove the Support metal (C) -------------------------------------25
8.18. Remove the Support metals (L, R) --------------------------------25
8.19. Remove the Vertical bar-down assy-------------------------------25
8.20. Remove the C1-Board ------------------------------------------------26
8.21. Remove the C2-Board ------------------------------------------------26
8.22. Remove the C3-Board ------------------------------------------------26
assy (glass)--------------------------------------------------------------26
8.24. Remove the Glass holders ------------------------------------------27
8.25. Remove the Rear cover fix holders--------------------------------27
8.26. Remove the S-Board--------------------------------------------------27
8.27. Remove the K-Board--------------------------------------------------28
8.28. Remove the GL-Board------------------------------------------------28
8.29. Replace the plasma panel -------------------------------------------28
9 Measurements and Adjustments ------------------------------------------29
9.1. Adjustment Procedure ------------------------------------------------29
9.2. Adjustment---------------------------------------------------------------32
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
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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
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
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
13.12. SS2 and SS3-Board-------------------------------------------------105
14 Exploded View and Replacement Parts List-------------------------107
14.2. Electrical Replacement Parts List--------------------------------114
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