Panasonic TH-P50U20K, Руководство по обслуживанию

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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 ----------------------------------------------------- 10
5.1. How to enter into Service Mode ---------------------- 10
5.2. Option - Mirror--------------------------------------------- 12
5.3. Service tool mode---------------------------------------- 12
5.4. Hotel mode------------------------------------------------- 13
5.5. Data Copy by SD Card --------------------------------- 14
6 Troubleshooting Guide ---------------------------------------- 17
6.1. Check of the IIC bus lines------------------------------ 17
6.2. Power LED Blinking timing chart --------------------- 18
6.3. No Power--------------------------------------------------- 19
6.4. No Picture -------------------------------------------------- 20
6.5. Local screen failure-------------------------------------- 21
7 Service Fixture & Tools --------------------------------------- 22
7.1. SC jig -------------------------------------------------------- 22
8 Disassembly and Assembly Instructions --------------- 23
8.1. Remove the Rear cover -------------------------------- 23
8.2. Remove the AC inlet ------------------------------------ 23
8.3. Remove the P-Board------------------------------------ 23
8.4. Remove the Side terminal cover and the Side
shield metal ------------------------------------------------ 23
8.5. Remove the Tuner unit --------------------------------- 24
8.6. Remove the A-Board------------------------------------ 24
8.7. Remove the Speakers ---------------------------------- 24
8.8. Remove the SU-Board---------------------------------- 24
8.9. Remove the SD-Board---------------------------------- 24
8.10. Remove the SC-Board---------------------------------- 25
8.11. Remove the SS2-Board -------------------------------- 25
8.12. Remove the SS-Board---------------------------------- 25
8.13. Remove the Hanger metals and the Stand
brackets----------------------------------------------------- 25
8.14. Remove the C1-Board ---------------------------------- 26
8.15. Remove the C2-Board ---------------------------------- 26
8.16. Remove the C3-Board ---------------------------------- 26
8.17. Remove the S-Board------------------------------------ 26
8.18. Remove the Plasma panel section from the
Cabinet assy----------------------------------------------- 27
8.19. Remove the Glass holders ---------------------------- 27
8.20. Remove the K-Board------------------------------------ 27
8.21. Replace the plasma panel ----------------------------- 27
9 Measurements and Adjustments -------------------------- 28
9.1. Adjustment------------------------------------------------- 28
10 Block Diagram --------------------------------------------------- 33
10.1. Main Block Diagram ------------------------------------- 33
10.2. Block (1/4) Diagram ------------------------------------- 34
10.3. Block (2/4) Diagram ------------------------------------- 35
10.4. Block (3/4) Diagram ------------------------------------- 36
10.5. Block (4/4) Diagram ------------------------------------- 37
11 Wiring Connection Diagram -------------------------------- 39
11.1. Caution statement. -------------------------------------- 39
11.2. Wiring (1) -------------------------------------------------- 39
11.3. Wiring (2) -------------------------------------------------- 40
11.4. Wiring (3) -------------------------------------------------- 40
11.5. Wiring (4) -------------------------------------------------- 41
12 Schematic Diagram -------------------------------------------- 43
12.1. Schematic Diagram Note ------------------------------ 43
12.2. P-Board (1/3) Schematic Diagram ------------------ 44
12.3. P-Board (2/3) Schematic Diagram ------------------ 45
12.4. P-Board (3/3) Schematic Diagram ------------------ 46
12.5. A-Board (1/19) Schematic Diagram----------------- 47
12.6. A-Board (2/19) Schematic Diagram----------------- 48
12.7. A-Board (3/19) Schematic Diagram----------------- 49
12.8. A-Board (4/19) Schematic Diagram----------------- 50
12.9. A-Board (5/19) Schematic Diagram----------------- 51
12.10. A-Board (6/19) Schematic Diagram----------------- 52
12.11. A-Board (7/19) Schematic Diagram----------------- 53
12.12. A-Board (8/19) Schematic Diagram----------------- 54
12.13. A-Board (9/19) Schematic Diagram----------------- 55
12.14. A-Board (10/19) Schematic Diagram --------------- 56
12.15. A-Board (11/19) Schematic Diagram --------------- 57
12.16. A-Board (12/19) Schematic Diagram --------------- 58
12.17. A-Board (13/19) Schematic Diagram --------------- 59
12.18. A-Board (14/19) Schematic Diagram --------------- 60
12.19. A-Board (15/19) Schematic Diagram --------------- 61
12.20. A-Board (16/19) Schematic Diagram --------------- 62
12.21. A-Board (17/19) Schematic Diagram --------------- 63
12.22. A-Board (18/19) Schematic Diagram --------------- 64
12.23. A-Board (19/19) Schematic Diagram --------------- 65
12.24. K-Board and S-Board Schematic Diagram-------- 66
12.25. C1-Board Schematic Diagram ----------------------- 67
12.26. C2-Board (1/2) Schematic Diagram ---------------- 68
12.27. C2-Board (2/2) Schematic Diagram ---------------- 69
12.28. C3-Board (1/2) Schematic Diagram ---------------- 70
12.29. C3-Board (2/2) Schematic Diagram ---------------- 71
12.30. SC-Board (1/4) Schematic Diagram ---------------- 72
12.31. SC-Board (2/4) Schematic Diagram ---------------- 73
12.32. SC-Board (3/4) Schematic Diagram ---------------- 74
12.33. SC-Board (4/4) Schematic Diagram ---------------- 75
12.34. SS-Board (1/2) Schematic Diagram ---------------- 76
12.35. SS-Board (2/2) and SS2-Board Schematic
Diagram ---------------------------------------------------- 77
13 Printed Circuit Board ------------------------------------------ 78
13.1. P-Board ---------------------------------------------------- 78
13.2. K, S and SS2-Board ------------------------------------ 81
13.3. A-Board ---------------------------------------------------- 82
13.4. C1-Board--------------------------------------------------- 84
13.5. C2-Board--------------------------------------------------- 85
13.6. C3-Board--------------------------------------------------- 86
13.7. SC-Board -------------------------------------------------- 87
13.8. SS-Board -------------------------------------------------- 89
14 Exploded View and Replacement Parts List ----------- 91
14.1. Exploded View and Mechanical Replacement
Parts List --------------------------------------------------- 91
14.2. Electrical Replacement Parts List ------------------- 99