No.
Error symptom
Content
Page
Remarks
21
B. Power error_No power
Check front display LED
A11
22
Check power input Voltage & ST-BY 3.3V
A12
23
Checking method when power is ON
A13
24
POWER BOARD voltage measuring method
A4
26
B. Power error_Off when on, off while
viewing
POWER OFF MODE checking method
A14
28
C. Audio error_No audio/Normal video
Checking method in menu when there is no audio
A15
29
D. Function error_ No response in remote
control, key error
Remote control operation checking method
A17
Contents of Standard Repair Process Detail Technical Manual
* First of all, Check whether there is SVC Bulletin in GSCS System for these model.
Copyright © 2017 LG Electronics Inc. All rights reserved.
Only for training and service purposes.
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