LG 42LW5700-TA / 42LW570Y-TA (CHASSIS:LB12C) Service Manual ▷ View online
Appendix : Exchange PSU(LED driver)
No Light
Dim Light
Dim Light
Dim Light
No picture/Sound Ok
A - 3/5
Appendix : Exchange the Module (1)
Panel Mura, Light leakage
Press damage
Crosstalk
Crosstalk
Press damage
Panel Mura, Light leakage
Press damage
A - 4/5
Un-repairable Cases
In this case please exchange the module.
Vertical Block
Source TAB IC Defect
Horizontal Block
Gate TAB IC Defect
Gate TAB IC Defect
Gate TAB IC Defect
Vertical Line
Source TAB IC Defect
Vertical Block
Source TAB IC Defect
Horizontal Block
Gate TAB IC Defect
Horizontal line
Gate TAB IC Defect
Gate TAB IC Defect
Horizontal Block
Gate TAB IC Defect
Appendix : Exchange the Module (2)
A - 5/5
Un-repairable Cases
In this case please exchange the module.
Standard Repair Process Detail Technical Manual
Check front display LED
B. Power error _No power
A17
Established
date
Revised
date
Error
symptom
Content
LCD TV
A17
ST-BY condition: Red
Power ON condition: white
Power ON condition: white
Front LED control :
Menu
Menu
Æ Option Æ Power Indicator
Æ Standby light ON
2010. 12 .14
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