Only For Training And Service Purposes - LG GS290 Service Manual

GS290 Operational Description
START
Check LCD connector
combination then LCD test
with New LCD
Is LCD FPCB
normal?
Signal is normal on
DIF Signal
FL400, FL401, FL402
Assemble
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Only for training and service purposes

No
Yes
No
Yes
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4. TROUBLE SHOOTING
Replace LCD FPCB
Check solder and repair
Damaged filter
FL400
FL402
FL401
LGE Property
Revision B
LGE Internal Use Only