LG 55G2 Service Manual page 102

Contents of LCD TV Standard Repair Process Detail Technical Manual
No.
16
17 B. Power error_ No power
18
B. Power error_Off when on, off while
19
viewing
20
C. Audio error_ No audio/Normal video
22
22
D. Function error
23
24
25 E. Etc
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Only for training and service purposes
Error symptom
Check front display LED
Check power input Voltage & ST-BY 3.5V
Checking method when power is ON
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 controller operation checking method
Motion Remote operation checking method
Wifi operation checking method
Tool option changing method
Continued from previous page
Content Page Remarks
A17
A18
A19
A22
A24
A25
A27
A28
A29
A30
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