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4. TROUBLE SHOOTING
Checking Flow
START
Is the connection of
FPCB with connector on
PCB(CN601) ok ?
YES
Check the connection LCD
module with connector
On FPCB ?
YES
Check the soldering of
CN601 ?
YES
Change the FPCB and try again
YES
Check the soldering of
EMI filter ?
YES
Does LCD work
properly ?
YES
LCD working well !
NO
Reassemble FPCB with CN601 connector
NO
Reassemble LCD module with connector on FPCB
NO
Resoldering CN601
NO
Resoldering EMI filter(FL600~FL604)
NO
Replace LCD module
- 70 -
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