Table Of Contents - Panasonic TH-42LF6W Service Manual

TH-42LF6W_TH-42LF60W

TABLE OF CONTENTS

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
3 Service Navigation------------------------------------------------5
3.1. Service Hint--------------------------------------------------5
3.2. Applicable signals ------------------------------------------6
4 Specifications ------------------------------------------------------8
5 Service Mode -------------------------------------------------------9
5.1. CAT (Computer Aided Test) mode ---------------------9
5.2. IIC mode structure (following items value is
sample data)----------------------------------------------- 14
6 Troubleshooting Guide---------------------------------------- 15
6.1. Self Check ------------------------------------------------- 15
6.2. No Power--------------------------------------------------- 20
6.3. No Display ------------------------------------------------- 21
6.4. Abnormal Display ---------------------------------------- 22
7 Disassembly and Assembly Instructions --------------- 23
7.1. PCB Layout ------------------------------------------------ 23
7.2. Preparation ------------------------------------------------ 23
7.3. About disassembly and replacement --------------- 23
7.4. Back Cover removal ------------------------------------- 24
7.5. A-Board replacement------------------------------------ 25
7.6. P-Board replacement------------------------------------ 26
7.7. AC Inlet replacement ------------------------------------ 26
7.8. FR-Board and FR-Board Fixing Metal TOP/
BTM replacement ---------------------------------------- 27
7.9. GK-Board and Key Cover and Key Pad
replacement ----------------------------------------------- 27
7.10. Speaker and Stand bracket L/R replacement ----- 28
7.11. K-Board, LED Panel and LED Panel Case
replacement ----------------------------------------------- 29
7.12. Cabinet fixing Metal Top/Left/Right/Bottom
Left/Bottom Right replacement ----------------------- 30
7.13. LCD Panel replacement -------------------------------- 31
7.14. Caution about the sticking parts of LCD Panel --- 32
8 Block Diagram --------------------------------------------------- 34
8.1. Main Block Diagram ------------------------------------- 34
8.2. Power Board----------------------------------------------- 35
9 Wiring Connection Diagram --------------------------------- 36
9.1. Wiring Connection Diagram --------------------------- 36
10 Exploded View and Replacement Parts List ----------- 37
10.1. Exploded View -------------------------------------------- 37
10.2. Replacement Parts List --------------------------------- 38
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