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7. Abnormal screen (COMPONENT)-Main PCBA
Abnormal screen (COMPONENT)
1
Put into Component
cable completely?
2
Is Input signal timing
and f ormat in spec?
3
Is wavef orm at R501
R502, R504
Change IC501
WAVEFORMS
3
R502(G)
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LG Electronics. Inc. All rights reserved.
Only for training and service purposes
NO
YES
NO
YES
NO
YES
R604(R)
insult COMPONENT cable tight
Change Timing according to product
spec, Or change f ormat to Component
Check Line between JK102 and IC501
is open or short, Another is
Change COMPONENT cable
- 18 -
R601(B)
LGE Internal Use Only
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