Panasonic TX-PF42S30, 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 ------------------------------------------ 9
5.1. Specification of KEY for CI Plus, DTCP-IP,
WIDEVINE and One-to-One ----------------------------9
6 Service Mode ----------------------------------------------------- 10
6.1. How to enter into Service Mode ---------------------- 10
6.2. Option - Mirror--------------------------------------------- 12
6.3. Service tool mode---------------------------------------- 12
6.4. Hotel mode------------------------------------------------- 13
6.5. Data Copy by SD Card --------------------------------- 14
7 Troubleshooting Guide ---------------------------------------- 17
7.1. Check of the IIC bus lines------------------------------ 17
7.2. Power LED Blinking timing chart --------------------- 18
7.3. No Power--------------------------------------------------- 18
7.4. No Picture -------------------------------------------------- 19
7.5. Local screen failure-------------------------------------- 20
8 Disassembly and Assembly Instructions --------------- 21
8.1. Remove the Rear cover -------------------------------- 21
8.2. Remove the AC inlet ------------------------------------ 21
8.3. Remove the P-Board------------------------------------ 21
8.4. Remove the Side terminal cover --------------------- 21
8.5. Remove the Tuner unit --------------------------------- 21
8.6. Remove the A-Board------------------------------------ 22
8.7. Remove the Speakers ---------------------------------- 22
8.8. Remove the SN-Board---------------------------------- 22
8.9. Remove the SS-Board---------------------------------- 22
8.10. Remove the Stand bracket and the M8 nut
inlet metals------------------------------------------------- 23
8.11. Remove the Contact metal bottom B---------------- 23
8.12. Remove the Plasma panel section from the
Cabinet assy----------------------------------------------- 23
8.13. Remove the Contact metals --------------------------- 24
8.14. Remove the C1-Board ---------------------------------- 24
8.15. Remove the C2-Board ---------------------------------- 24
8.16. Remove the K-Board------------------------------------ 24
8.17. Replace the Plasma panel ----------------------------- 24
9 Measurements and Adjustments -------------------------- 25
9.1. Adjustment------------------------------------------------- 25
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
12 Schematic Diagram
13 Printed Circuit Board
14 Exploded View