LG 55UB820T Service Manual page 85

Standard Repair Process Detail Technical Manual
Error
Established
B. Power error
_Off when on, off whiling viewing 2014.02.05
symptom
date
LCD TV
Revised
Content A19
POWER OFF MODE checking method
date
<ALL MODELS>
Entry method
1. Press the IN-START button of the remote
controller for adjustment
2. Check the entry into adjustment item 3
A19