© Panasonic Corporation 2009
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Order Number MTNC090643CE
B34 Canada: D10
High Definition Plasma Display
Model No. TH-50PD12U
GPH12D Chassis
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. Service Hint ------------------------------------------------- 6
3.2. Applicable signals ----------------------------------------- 7
4 Specifications ----------------------------------------------------- 8
5 Operating Instructions------------------------------------------ 9
6 Service Mode -----------------------------------------------------11
6.1. CAT (Computer Aided Test) mode -------------------11
6.2. IIC mode structure (following items value is
sample data) -----------------------------------------------14
7 Troubleshooting Guide ----------------------------------------15
7.1. Self Check--------------------------------------------------15
7.2. No Power ---------------------------------------------------17
7.3. No Picture --------------------------------------------------17
7.4. Local screen failure-------------------------------------- 18
8 Service Fixture & Tools --------------------------------------- 19
8.1. SC jig-------------------------------------------------------- 19
9 Disassembly and Assembly Instructions--------------- 20
9.1. Removal of Rear Cover -------------------------------- 20
9.2. Removal of A/Z-Board Block -------------------------- 20
9.3. Removal of A-Board------------------------------------- 20
9.4. Removal of Z-Board ------------------------------------- 20
9.5. Removal of D-Board------------------------------------- 21
9.6. Removal of P-Board------------------------------------- 21
9.7. Removal of SU-Board and SD-Board--------------- 21
9.8. Removal of SC-Board----------------------------------- 21
9.9. Removal of SS2-Board --------------------------------- 22
9.10. Removal of SS-Board----------------------------------- 22
9.11. Removal of C1-Board ----------------------------------- 22
9.12. Removal of C2-Board ----------------------------------- 22
9.13. Removal of C3-Board ----------------------------------- 22
9.14. Removal of S1-Board ----------------------------------- 23
9.15. Removal of Fan------------------------------------------- 23
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