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10. Abnormal sound (AV)-Main PCBA
Abnormal sound (AV)
1
Put into AV cable completely?
2
Is waveform at C520,C521
Change IC501
WAVEFORMS
2
C520,C521(audio in)
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LG Electronics. Inc. All rights reserved.
Only for training and service purposes
NO
YES
NO
YES
Check Line between JK101 and IC501
is open or short, Another is
- 22 -
Insult AV cable tight
change AV cable
LGE Internal Use Only
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