2
TABLE OF CONTENTS
PAGE
PAGE
1 Safety Precautions
-----------------------------------------------
3
1.1. General Guidelines ----------------------------------------3
1.2. Touch-Current Check--------------------------------------3
2 Warning
--------------------------------------------------------------
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. PCB Layout--------------------------------------------------6
3.2. Applicable signals------------------------------------------7
4 Specifications
------------------------------------------------------
8
5 Service Mode
-------------------------------------------------------
9
5.1. How to enter into Service Mode ------------------------9
5.2. Option - Mirror--------------------------------------------- 11
5.3. Service tool mode---------------------------------------- 11
5.4. Hotel mode------------------------------------------------- 12
5.5. Data Copy by SD Card --------------------------------- 13
6 Troubleshooting Guide
----------------------------------------
16
6.1. Check of the IIC bus lines------------------------------ 16
6.2. Power LED Blinking timing chart --------------------- 17
6.3. No Power--------------------------------------------------- 18
6.4. No Picture -------------------------------------------------- 19
6.5. Local screen failure-------------------------------------- 20
7 Service Fixture & Tools
---------------------------------------
21
7.1. SC jig -------------------------------------------------------- 21
8 Disassembly and Assembly Instructions
---------------
22
8.1. Remove the Rear cover -------------------------------- 22
8.2. Remove the AC inlet ------------------------------------ 22
8.3. Remove the P-Board------------------------------------ 22
8.4. Remove the Side terminal cover and the Side
shield metal ------------------------------------------------ 22
8.5. Remove the Tuner unit --------------------------------- 23
8.6. Remove the A-Board------------------------------------ 23
8.7. Remove the Speakers ---------------------------------- 23
8.8. Remove the SU-Board---------------------------------- 23
8.9. Remove the SD-Board---------------------------------- 24
8.10. Remove the SC-Board---------------------------------- 24
8.11. Remove the SS-Board---------------------------------- 24
8.12. Remove the Hanger metals and the Stand
brackets----------------------------------------------------- 24
8.13. Remove the C1-Board ---------------------------------- 25
8.14. Remove the C2-Board ---------------------------------- 25
8.15. Remove the Plasma panel section from the
Cabinet assy (glass)------------------------------------- 25
8.16. Remove the Glass holders ---------------------------- 26
8.17. Remove the K-Board------------------------------------ 26
8.18. Replace the plasma panel ----------------------------- 26
9 Measurements and Adjustments
--------------------------
27
9.1. Adjustment------------------------------------------------- 27
10 Block Diagram
---------------------------------------------------
31
10.1. Main Block Diagram ------------------------------------- 31
10.2. Block (1/4) Diagram ------------------------------------- 32
10.3. Block (2/4) Diagram ------------------------------------- 33
10.4. Block (3/4) Diagram ------------------------------------- 34
10.5. Block (4/4) Diagram ------------------------------------- 35
11 Wiring Connection Diagram
---------------------------------
37
11.1. Caution statement.--------------------------------------- 37
11.2. Wiring (1) --------------------------------------------------- 37
11.3. Wiring (2) -------------------------------------------------- 38
11.4. Wiring (3) -------------------------------------------------- 38
11.5. Wiring (4) -------------------------------------------------- 39
12 Schematic Diagram
--------------------------------------------
41
12.1. Schematic Diagram Note ------------------------------ 41
12.2. A-Board (1/19) Schematic Diagram----------------- 42
12.3. A-Board (2/19) Schematic Diagram----------------- 43
12.4. A-Board (3/19) Schematic Diagram----------------- 44
12.5. A-Board (4/19) Schematic Diagram----------------- 45
12.6. A-Board (5/19) Schematic Diagram----------------- 46
12.7. A-Board (6/19) Schematic Diagram----------------- 47
12.8. A-Board (7/19) Schematic Diagram----------------- 48
12.9. A-Board (8/19) Schematic Diagram----------------- 49
12.10. A-Board (9/19) Schematic Diagram----------------- 50
12.11. A-Board (10/19) Schematic Diagram --------------- 51
12.12. A-Board (11/19) Schematic Diagram --------------- 52
12.13. A-Board (12/19) Schematic Diagram --------------- 53
12.14. A-Board (13/19) Schematic Diagram --------------- 54
12.15. A-Board (14/19) Schematic Diagram --------------- 55
12.16. A-Board (15/19) Schematic Diagram --------------- 56
12.17. A-Board (16/19) Schematic Diagram --------------- 57
12.18. A-Board (17/19) and K-Board Schematic
Diagram ---------------------------------------------------- 58
12.19. A-Board (18/19) Schematic Diagram --------------- 59
12.20. A-Board (19/19) Schematic Diagram --------------- 60
12.21. C1-Board Schematic Diagram ----------------------- 61
12.22. C2-Board Schematic Diagram ----------------------- 62
12.23. SC-Board (1/4) Schematic Diagram ---------------- 63
12.24. SC-Board (2/4) Schematic Diagram ---------------- 64
12.25. SC-Board (3/4) Schematic Diagram ---------------- 65
12.26. SC-Board (4/4) Schematic Diagram ---------------- 66
12.27. SS-Board (1/2) Schematic Diagram ---------------- 67
12.28. SS-Board (2/2) Schematic Diagram ---------------- 68
13 Printed Circuit Board
------------------------------------------
69
13.1. K-Board ---------------------------------------------------- 69
13.2. A-Board ---------------------------------------------------- 70
13.3. C1-Board--------------------------------------------------- 72
13.4. C2-Board--------------------------------------------------- 73
13.5. SC-Board -------------------------------------------------- 74
13.6. SS-Board -------------------------------------------------- 76
14 Exploded View and Replacement Parts List
-----------
79
14.1. Exploded View and Mechanical Replacement
Parts List --------------------------------------------------- 79
14.2. Electrical Replacement Parts List ------------------- 86
Summary of Contents for Viera TC-P50X20P
Page 19: ...19 6 4 No Picture ...
Page 36: ...36 ...
Page 38: ...38 11 3 Wiring 2 11 4 Wiring 3 ...
Page 39: ...39 11 5 Wiring 4 ...
Page 40: ...40 ...
Page 41: ...41 12 Schematic Diagram 12 1 Schematic Diagram Note ...
Page 78: ...78 ...
Page 80: ...80 14 1 2 Exploded View 2 ...
Page 81: ...81 14 1 3 Packing 1 ...
Page 82: ...82 14 1 4 Packing 2 ...
Page 83: ...83 14 1 5 Mechanical Replacement Parts List ...
Page 86: ...86 14 2 Electrical Replacement Parts List 14 2 1 Replacement Parts List Notes ...
