Table of Contents
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Contents of Standard Repair Process Detail Technical Manual
No.
19
20
B. Power error_No power
21
22
B. Power error_Off when on, off while
23
viewing
B. Power error_Off when on, off while
24
viewing
25
C. Audio error_No audio/Normal video
26
C. Audio error_Wrecked
27
audio/discontinuation
D. Function error_ No response in remote
28
control
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Only for training and service purposes
Error symptom
Content
Check front display LED
Check power input Voltage & ST-BY Voltage
Checking method when power is ON
POWER BOARD voltage measuring method
POWER OFF MODE checking method
POWER BOARD PIN voltage checking method
Checking method in menu when there is no
audio
Voltage and speaker checking method when
there is no audio
Voltage and speaker checking method in case of
audio error
Normal Remote control operation checking
method
Motion Remote control operation checking
method
Continued from previous page
Page
Remarks
A17
A18
A18
A5
A22
A18
A24
A25
A25
A27
A29
LGE Internal Use Only
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Table of Contents
