Table Of Contents - Panasonic TC-L42E30 Service Manual

TABLE OF CONTENTS

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. PCB Layout --------------------------------------------------6
3.2. Applicable signals ------------------------------------------6
4 Specifications ------------------------------------------------------7
5 Technical Descriptions------------------------------------------8
5.1. Specification of KEY for DTCP-IP, WMDRM
and Widevine------------------------------------------------8
6 Service Mode -------------------------------------------------------9
6.1. How to enter into Service Mode ------------------------9
6.2. SRV-TOOL ------------------------------------------------- 10
6.3. Hotel mode------------------------------------------------- 11
6.4. Data Copy by SD Card --------------------------------- 12
7 Troubleshooting Guide---------------------------------------- 15
7.1. Check of the IIC bus lines------------------------------ 15
7.2. Power LED Blinking timing chart --------------------- 16
7.3. LCD Panel test mode ----------------------------------- 16
8 Disassembly and Assembly Instructions --------------- 17
8.1. Pedestal ---------------------------------------------------- 17
8.2. Rear cover ------------------------------------------------- 17
8.3. AC cord ----------------------------------------------------- 17
8.4. P-Board ----------------------------------------------------- 17
8.5. Side AV bracket------------------------------------------- 18
8.6. A-Board ----------------------------------------------------- 18
8.7. LD-Board --------------------------------------------------- 18
8.8. Control panel assy --------------------------------------- 18
8.9. Speaker unit ----------------------------------------------- 19
8.10. Metal bracket A-Board ---------------------------------- 19
8.11. Bottom cover ---------------------------------------------- 19
8.12. Metal bracket top ----------------------------------------- 19
8.13. Metal bracket bottom ------------------------------------ 20
8.14. Barrier LCD ------------------------------------------------ 20
8.15. LCD Panel ------------------------------------------------- 20
8.16. KA-Board --------------------------------------------------- 20
8.17. EMI processing ------------------------------------------- 21
9 Measurements and Adjustments -------------------------- 25
9.1. Voltage chart of P-board-------------------------------- 25
9.2. Voltage chart of A-board-------------------------------- 25
9.3. Picture level adjustment (RF) ------------------------- 25
10 Block Diagram --------------------------------------------------- 27
10.1. Main Block Diagram ------------------------------------- 27
10.2. Block (1/2) Diagram ------------------------------------- 28
10.3. Block (2/2) Diagram ------------------------------------- 29
11 Wiring Connection Diagram --------------------------------- 31
11.1. Caution statement.--------------------------------------- 31
11.2. Wiring ------------------------------------------------------- 31
12 Schematic Diagram
13 Printed Circuit Board
14 Exploded View
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