Panasonic TH-P42VT30M, Service Manual

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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 Technical Descriptions ---------------------------------------- 10
5.1. Specification of KEY for CI Plus, DTCP-IP,
WIDEVINE and One-to-One -------------------------- 10
6 Service Mode ----------------------------------------------------- 11
6.1. How to enter into Service Mode ---------------------- 11
6.2. Option - Mirror--------------------------------------------- 13
6.3. Service tool mode---------------------------------------- 13
6.4. Hotel mode------------------------------------------------- 14
6.5. Data Copy by SD Card --------------------------------- 15
7 Troubleshooting Guide ---------------------------------------- 18
7.1. Check of the IIC bus lines------------------------------ 18
7.2. Power LED Blinking timing chart --------------------- 19
7.3. No Power--------------------------------------------------- 19
7.4. No Picture -------------------------------------------------- 20
7.5. Local screen failure-------------------------------------- 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 Terminal covers and the shield
metals ------------------------------------------------------- 22
8.5. Remove the A-Board------------------------------------ 23
8.6. Remove the Side unit assy ---------------------------- 23
8.7. Remove the SN-Board---------------------------------- 23
8.8. Remove the SS-Board---------------------------------- 24
8.9. Remove the SS2-Board -------------------------------- 24
8.10. Remove the Fan------------------------------------------ 24
8.11. Remove the Speakers ---------------------------------- 24
8.12. Remove the Woofer ------------------------------------- 25
8.13. Remove the Stand bracket----------------------------- 25
8.14. Remove the K-Board------------------------------------ 25
8.15. Remove the S-Board------------------------------------ 25
8.16. Remove the V-Board ------------------------------------ 25
8.17. Remove the Bottom cabinet assy-------------------- 25
8.18. Remove the Plasma panel section from the
Cabinet assy----------------------------------------------- 26
8.19. Remove the Contact metals --------------------------- 26
8.20. Remove the C1-Board ---------------------------------- 26
8.21. Remove the C2-Board ---------------------------------- 27
8.22. Remove the AL frames --------------------------------- 27
8.23. Replace the Plasma panel ----------------------------- 27
9 Measurements and Adjustments -------------------------- 28
9.1. Adjustment------------------------------------------------- 28
10 Block Diagram --------------------------------------------------- 37
10.1. Main Block Diagram ------------------------------------- 37
10.2. Block (1/4) Diagram ------------------------------------- 38
10.3. Block (2/4) Diagram ------------------------------------- 39
10.4. Block (3/4) Diagram ------------------------------------- 40
10.5. Block (4/4) Diagram ------------------------------------- 41
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) -------------------------------------------------- 45
11.6. Wiring (5) -------------------------------------------------- 46
12 Schematic Diagram
13 Printed Circuit Board
14 Exploded View