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Contents of Standard Repair Process Detail Technical Manual
No.
Error symptom
21
22
B. Power error_No power
23
24
B. Power error_Off when on, off while
26
viewing
28
C. Audio error_No audio/Normal video
29
C. Audio error_Wrecked
30
audio/discontinuation
D. Function error_ No response in remote
31
controller, key error
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Only for training and service purposes
Content
Check front display LED
Check power input Voltage & ST-BY 3.5V
Checking method when power is ON
POWER BOARD voltage measuring method
POWER OFF MODE 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
Remote controller operation checking method
Page
Remarks
A11
A12
A13
A4
A14
A15
A16
A16
A17
LGE Internal Use Only
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