Panasonic TCL22X2 - 22" LCD TV, Service Manual

Page: 1 / 67

© Panasonic Corporation 2010. Unauthorized
copying and distribution is a violation of law.
ORDER NO. MTV1001888CE
B01 Canada: B61
22 inch Class 720p LCD HDTV
Model No.
TC-L22X2
Chassis: LA03
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
3.2. Applicable signals ----------------------------------------- 6
4 Specifications ----------------------------------------------------- 7
5 Service Mode ------------------------------------------------------ 8
5.1. How to enter into Service Mode ----------------------- 8
5.1.1. Key command ----------------------------------------- 8
5.1.2. Contents of adjustment mode --------------------- 8
5.1.3. How to exit---------------------------------------------- 8
5.2. SRV-TOOL -------------------------------------------------- 9
5.2.1. How to access ----------------------------------------- 9
5.2.2. Display of SOS History ------------------------------9
5.2.3. POWER ON TIME/COUNT ------------------------- 9
5.2.4. Exit --------------------------------------------------------9
5.3. Service Mode Adjustment------------------------------ 10
5.3.1. Self Check Mode ------------------------------------ 10
5.3.2. Hotel Mode Adjustment ---------------------------- 10
6 Troubleshooting Guide --------------------------------------- 11
6.1. Check of the IIC bus lines------------------------------ 11
6.1.1. How to access --------------------------------------- 11
6.1.2. Exit ------------------------------------------------------ 11
6.1.3. Screen display --------------------------------------- 11
6.1.4. Check Point ------------------------------------------- 11
6.2. Power LED Blinking timing chart --------------------- 12
6.3. No Power--------------------------------------------------- 12
7 Disassembly and Assembly Instructions --------------- 13
7.1. AC Cord Dressing---------------------------------------- 13
7.2. AC Cord Bracket Installation -------------------------- 14
7.3. Side AV Bracket Installation --------------------------- 15
7.4. LCD Panel Installation 1-------------------------------- 16
7.5. LCD Panel Installation 2-------------------------------- 17