LG 60UH7700 Service Manual page 84

Contents of Standard Repair Process Detail Technical Manual
No. Error symptom
14
B. Power error_ No power
15
B. Power error_Off when on, off
16
while viewing
17
C. Audio error_ No audio/Normal
video
18
19
20
D. Function error
21
22
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Content
Check front display LED
Check power input Voltage & ST-BY 3.5V
POWER OFF MODE checking method
Checking method in menu when there is
no audio
Voltage and speaker checking method
when there is no audio
Remote control operation checking
method
Motion Remote operation checking
method
Wifi operation checking method
Camera operation checking method
Page Remarks
A17
A18
A19
A20
A21
A22
A23
A24
A25 Not Used
LGE Internal Use Only