Panasonic TC-L32C12N, Service Manual

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TABLE OF CONTENTS
PAGE PAGE
1 Safety Precautions ----------------------------------------------- 3
1.1. General Guidelines ----------------------------------------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. Important Notice --------------------------------------------6
3.2. Different P.C.B. ---------------------------------------------6
3.3. Service Hint--------------------------------------------------7
3.4. Applicable signals ------------------------------------------7
4 Specifications ------------------------------------------------------ 8
5 Service Mode ------------------------------------------------------- 9
5.1. How to enter into Service Mode ------------------------9
5.2. SRV-TOOL------------------------------------------------- 10
5.3. Hotel mode------------------------------------------------- 11
6 Troubleshooting Guide ---------------------------------------- 12
6.1. Check of the IIC bus lines------------------------------ 12
6.2. Power LED Blinking timing chart --------------------- 13
6.3. No Power--------------------------------------------------- 14
7 Disassembly and Assembly Instructions --------------- 15
7.1. Pedestal ---------------------------------------------------- 15
7.2. Rear cover ------------------------------------------------- 15
7.3. AC cord ----------------------------------------------------- 15
7.4. P-Board ----------------------------------------------------- 15
7.5. Side AV bracket------------------------------------------- 16
7.6. A-Board ----------------------------------------------------- 16
7.7. Control panel ---------------------------------------------- 16
7.8. Speaker ----------------------------------------------------- 16
7.9. P-Board Plastic frame----------------------------------- 17
7.10. A-P-MTG Metal ------------------------------------------- 17
7.11. VESA metal------------------------------------------------ 17
7.12. LCD MTG -------------------------------------------------- 18
7.13. LCD Panel ------------------------------------------------- 18
7.14. V-Board ----------------------------------------------------- 18
7.15. EMI processing ------------------------------------------- 19
8 Measurements and Adjustments -------------------------- 22
8.1. Voltage chart of A-board-------------------------------- 22
8.2. Picture level adjustment (RF) ------------------------- 22
8.3. Picture level adjustment (VIDEO)-------------------- 23
8.4. Picture level adjustment (YUV) ----------------------- 23
9 Block Diagram --------------------------------------------------- 25
9.1. Main Block Diagram ------------------------------------- 25
9.2. Block (1/2) Diagram ------------------------------------- 26
9.3. Block (2/2) Diagram ------------------------------------- 27
10 Wiring Connection Diagram --------------------------------- 29
10.1. Caution statement.--------------------------------------- 29
10.2. Wiring ------------------------------------------------------- 29
11 Schematic Diagram --------------------------------------------- 31
11.1. Schematic Diagram Notes ----------------------------- 31
11.2. A-Board (1/11) Schematic Diagram ----------------- 32
11.3. A-Board (2/11) Schematic Diagram ----------------- 33
11.4. A-Board (3/11) Schematic Diagram ----------------- 34
11.5. A-Board (4/11) Schematic Diagram ----------------- 35
11.6. A-Board (5/11) Schematic Diagram ----------------- 36
11.7. A-Board (6/11) Schematic Diagram ----------------- 37
11.8. A-Board (7/11) Schematic Diagram ----------------- 38
11.9. A-Board (8/11) Schematic Diagram ----------------- 39
11.10. A-Board (9/11) Schematic Diagram ----------------- 40
11.11. A-Board (10/11) Schematic Diagram --------------- 41
11.12. A-Board (11/11) Schematic Diagram --------------- 42
11.13. V-Board Schematic Diagram ------------------------- 43
12 Printed Circuit Board ------------------------------------------ 44
12.1. A-Board ---------------------------------------------------- 44
12.2. V-Board----------------------------------------------------- 46
13 Exploded View and Replacement Parts List ----------- 47
13.1. Exploded View and Mechanical Replacement
Parts List --------------------------------------------------- 47
13.2. Electrical Replacement Parts List ------------------- 51