Panasonic Viera TC-50PX24, Servise Manual

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TABLE OF CONTENTS
PAGE PAGE
1 Safety Precautions ----------------------------------------------- 3
1.1. General Guidelines ----------------------------------------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---------------------------------- 23
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 S-Board ------------------------------------ 25
8.17. Remove the Glass holders ---------------------------- 26
8.18. Remove the K-Board ------------------------------------ 26
8.19. Replace the plasma panel ----------------------------- 26
9 Measurements and Adjustments -------------------------- 27
9.1. Adjustment ------------------------------------------------- 27
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) -------------------------------------------------- 41
12 Schematic Diagram -------------------------------------------- 43
12.1. Schematic Diagram Note ------------------------------ 43
12.2. A-Board (1/14) Schematic Diagram----------------- 44
12.3. A-Board (2/14) Schematic Diagram----------------- 45
12.4. A-Board (3/14) Schematic Diagram----------------- 46
12.5. A-Board (4/14) Schematic Diagram----------------- 47
12.6. A-Board (5/14) Schematic Diagram----------------- 48
12.7. A-Board (6/14) Schematic Diagram----------------- 49
12.8. A-Board (7/14) Schematic Diagram----------------- 50
12.9. A-Board (8/14) Schematic Diagram----------------- 51
12.10. A-Board (9/14) Schematic Diagram----------------- 52
12.11. A-Board (10/14), K-Board and S-Board
Schematic Diagram ------------------------------------- 53
12.12. A-Board (11/14) Schematic Diagram --------------- 54
12.13. A-Board (12/14) Schematic Diagram --------------- 55
12.14. A-Board (13/14) Schematic Diagram --------------- 56
12.15. A-Board (14/14) Schematic Diagram --------------- 57
12.16. C1-Board Schematic Diagram ----------------------- 58
12.17. C2-Board Schematic Diagram ----------------------- 59
12.18. SC-Board (1/4) Schematic Diagram ---------------- 60
12.19. SC-Board (2/4) Schematic Diagram ---------------- 61
12.20. SC-Board (3/4) Schematic Diagram ---------------- 62
12.21. SC-Board (4/4) Schematic Diagram ---------------- 63
12.22. SS-Board (1/2) Schematic Diagram ---------------- 64
12.23. SS-Board (2/2) Schematic Diagram ---------------- 65
13 Printed Circuit Board ------------------------------------------ 66
13.1. K and S-Board-------------------------------------------- 66
13.2. A-Board ---------------------------------------------------- 67
13.3. C1-Board--------------------------------------------------- 69
13.4. C2-Board--------------------------------------------------- 70
13.5. SC-Board -------------------------------------------------- 71
13.6. SS-Board -------------------------------------------------- 73
14 Exploded View and Replacement Parts List ----------- 75
14.1. Exploded View and Mechanical Replacement
Parts List --------------------------------------------------- 75
14.2. Electrical Replacement Parts List ------------------- 81