Panasonic TX-P50VT50J, 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, Netflix and One-to-One----------------- 10
5.2. USB HDD Recording------------------------------------ 10
5.3. Service port (M3 mini Jack) Specifications -------- 11
6 Service Mode ----------------------------------------------------- 14
6.1. How to enter into Service Mode ---------------------- 14
6.2. Option - Mirror--------------------------------------------- 16
6.3. Service tool mode---------------------------------------- 16
6.4. DRV Check - USBHDD Check------------------------ 17
6.5. Hotel mode------------------------------------------------- 17
6.6. Data Copy by SD Card --------------------------------- 18
7 Troubleshooting Guide ---------------------------------------- 21
7.1. Check of the IIC bus lines------------------------------ 21
7.2. Power LED Blinking timing chart --------------------- 22
7.3. No Power--------------------------------------------------- 23
7.4. No Picture -------------------------------------------------- 24
7.5. Local screen failure-------------------------------------- 25
8 Service Fixture & Tools --------------------------------------- 26
8.1. SC jig -------------------------------------------------------- 26
9 Disassembly and Assembly Instructions --------------- 27
9.1. Disassembly Flow Chart for the Unit ---------------- 27
9.2. Disassembly Procedure for the Unit----------------- 28
10 Measurements and Adjustments -------------------------- 35
10.1. Adjustment------------------------------------------------- 35
11 Block Diagram --------------------------------------------------- 37
11.1. Main Block Diagram ------------------------------------- 37
11.2. Block (1/4) Diagram ------------------------------------- 38
11.3. Block (2/4) Diagram ------------------------------------- 39
11.4. Block (3/4) Diagram ------------------------------------- 40
11.5. Block (4/4) Diagram ------------------------------------- 41
12 Wiring Connection Diagram --------------------------------- 43
12.1. Caution statement.--------------------------------------- 43
12.2. Wiring (1) --------------------------------------------------- 43
12.3. Wiring (2) --------------------------------------------------- 44
12.4. Wiring (3) --------------------------------------------------- 44
13 Schematic Diagram
14 Printed Circuit Board
15 Exploded View