Read LG 42LA7400 / 42LA740Y (CHASSIS:LB33B) Service Manual online
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Entry method
1. Press the IN-START button of the remote controller for adjustment
2. Check the entry into adjustment item 3
Standard Repair Process Detail Technical Manual
POWER OFF MODE checking method
B. Power error
_Off when on, off whiling viewing
<ALL MODELS>
A22
Established
date
Revised
date
Error
symptom
Content
LCD TV
2012. 12 .06
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