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6. Repairing
5. NO speaker
Check the speaker contacts (J701).
Check the U702 input
Check the U702 output
U401 is damaged.
LGE Internal Use Only
NG
Good
NG
Good
NG
Good
U702 input
- 88 -
Clean the speaker contacts or
reinstall speaker.
Relpace U401
Relpace U702
U702 output
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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