Panasonic TH-L42E6S, Service Manual

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© Panasonic Corporation 2013.
ORDER NO. MTV1301019CE
LED TV
Model No.
TH-L42E6S
Chassis: LA41
Destination: SINGAPORE
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 ------------------------------------------------- 6
4 Specifications ----------------------------------------------------- 7
5 Service Mode ------------------------------------------------------ 9
5.1. How to enter into Service Mode ----------------------- 9
5.1.1. Purpose ------------------------------------------------- 9
5.1.2. Key command ----------------------------------------- 9
5.1.3. How to exit---------------------------------------------- 9
5.1.4. Contents of adjustment mode --------------------- 9
5.2. SRV-TOOL -------------------------------------------------10
5.2.1. How to access ----------------------------------------10
5.2.2. Display of SOS History ---------------------------- 10
5.2.3. POWER ON TIME/COUNT----------------------- 10
5.2.4. Exit ------------------------------------------------------ 10
5.3. Technical Descriptions ---------------------------------- 10
5.3.1. Specification of KEY for DTCP-IP,
WMDRM and Widevine---------------------------- 10
5.3.2. General information:-------------------------------- 10
5.3.3. Replacement of ICs:-------------------------------- 10
5.3.4. DRV Check - USBHDD Check------------------- 11
5.3.5. 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
6.1.6. Check Point------------------------------------------- 12
6.2. Power LED Blinking timing chart --------------------- 13