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Checking Flow
START
Check the soldering of
CN400 ?
YES
Is the connection of
FPCB with connector on
PCB(CN400) ok ?
YES
Check the soldering of
EMI filter ?
YES
Does LCD work
properly ?
YES
LCD working
NO
NO
Reassemble FPCB with CN400 connector
NO
Resoldering EMI filter (FL400~FL403)
NO
- 67 -
4 . TROUBLE SHOOTING
Resoldering CN400
Replace LCD module
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