Panasonic TX-P46GW30 Service Manual Download

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TABLE OF CONTENTS

PAGE

1 Safety Precautions

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1.1. General Guidelines ----------------------------------------3
1.2. Touch-Current Check--------------------------------------3

2 Warning

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2.1. Prevention of Electrostatic Discharge (ESD)

to Electrostatically Sensitive (ES) Devices ----------4

2.2. About lead free solder (PbF) ----------------------------5

3 Service Navigation

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3.1. PCB Layout--------------------------------------------------6
3.2. Applicable signals------------------------------------------7

4 Specifications

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5 Technical Descriptions

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5.1. Specification of KEY for CI Plus, DTCP-IP,

WIDEVINE and One-to-One -------------------------- 10

5.2. USB HDD Recording------------------------------------ 10

6 Service Mode

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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

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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 Service Fixture & Tools

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8.1. SC jig -------------------------------------------------------- 22

9 Disassembly and Assembly Instructions

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9.1. Remove the Rear cover -------------------------------- 23
9.2. Remove the AC inlet ------------------------------------ 23
9.3. Remove the P-Board------------------------------------ 23
9.4. Remove the Side terminal cover --------------------- 23
9.5. Remove the Tuner unit --------------------------------- 23
9.6. Remove the A-Board------------------------------------ 24
9.7. Remove the Side unit assy ---------------------------- 24
9.8. Remove the Speakers ---------------------------------- 24
9.9. Remove the SU-Board---------------------------------- 24

9.10. Remove the SD-Board---------------------------------- 25

9.11. Remove the SC-Board---------------------------------- 25

9.12. Remove the SS-Board---------------------------------- 25
9.13. Remove the Fan------------------------------------------ 25
9.14. Remove the Stand bracket----------------------------- 26
9.15. Remove the C1-Board ---------------------------------- 26
9.16. Remove the C2-Board ---------------------------------- 26
9.17. Remove the Chassis support metals and the

M8 nut metals --------------------------------------------- 26

9.18. Remove the Contact metal bottom B---------------- 26
9.19. Remove the Plasma panel section from the

Cabinet assy----------------------------------------------- 27

9.20. Remove the Contact metals --------------------------- 27
9.21. Remove the K-Board------------------------------------ 27
9.22. Replace the Plasma panel ----------------------------- 28

10 Measurements and Adjustments

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10.1. Adjustment------------------------------------------------- 29

11 Block Diagram

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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

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12.1. Caution statement. -------------------------------------- 43
12.2. Wiring (1) -------------------------------------------------- 43
12.3. Wiring (2) -------------------------------------------------- 44
12.4. Wiring (3) -------------------------------------------------- 45

13 Schematic Diagram
14 Printed Circuit Board
15 Exploded View and Replacement Parts List