Panasonic TH-43DS630R, Service Manual

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TH-43/49DS630R
2
TABLE OF CONTENTS
PAGE PAGE
1 Safety Precautions ----------------------------------------------- 3
1.1. General Guidelines ----------------------------------------3
1.1.1. Leakage Current Cold Check ----------------------3
1.1.2. Leakage Current Hot Check (See Figure 1.) ---------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. Service Hint (43-inch model) ----------------------------6
3.2. Service Hint (49-inch model) ----------------------------7
4 Specifications ------------------------------------------------------ 8
5 Service Mode ----------------------------------------------------- 10
5.1. How to enter into Service Mode ---------------------- 10
5.1.1. Purpose ------------------------------------------------ 10
5.1.2. Key command ---------------------------------------- 10
5.1.3. How to exit -------------------------------------------- 10
5.1.4. Contents of adjustment mode -------------------- 10
5.1.5. Display of SOS History----------------------------- 11
5.1.6. Exit ------------------------------------------------------ 11
5.1.7. Hotel Mode-------------------------------------------- 11
6 Troubleshooting Guide ---------------------------------------- 12
6.1. Check of the IIC bus lines------------------------------ 12
6.1.1. How to access---------------------------------------- 12
6.1.2. Self-check indication only ------------------------- 12
6.1.3. Self-check indication and forced to factory
shipment setting ------------------------------------- 12
6.1.4. Exit ------------------------------------------------------ 12
6.1.5. Screen display --------------------------------------- 12
6.2. Power LED Blinking timing chart --------------------- 13
6.3. Method of detecting SOS ------------------------------ 13
6.4. LCD Panel test mode ----------------------------------- 14
6.5. No Power--------------------------------------------------- 14
7 Disassembly and Assembly Instructions --------------- 15
7.1. 43-inch model --------------------------------------------- 15
7.1.1. Key Button & LED Assembly --------------------- 15
7.1.2. VESA Metal & Btm Back Cover------------------ 16
7.1.3. Bottom Metal & Bottom Corner Cover --------- 17
7.1.4. Screw Installation (PANEL) ----------------------- 18
7.1.5. Screw Installation (BC)----------------------------- 19
7.2. 49-inch model --------------------------------------------- 20
7.2.1. Key Button & LED Assembly --------------------- 20
7.2.2. VESA Metal & Btm Back Cover------------------ 21
7.2.3. Bottom Metal & Bottom Corner Cover --------- 22
7.2.4. Screw Installation (PANEL) ----------------------- 23
7.2.5. Screw Installation (BC)----------------------------- 24
8 Measurements and Adjustments -------------------------- 25
8.1. Voltage chart of A-board-------------------------------- 25
8.2. Voltage chart of P-board-------------------------------- 25
9 Block Diagram --------------------------------------------------- 26
10 Wiring Connection Diagram --------------------------------- 27
10.1. Wire Dressing (43-inch model) ----------------------- 27
10.2. Wire Dressing (49-inch model) ----------------------- 28