Casio PX-780 - CMOS Imager Troubleshooting

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4-21. CMOS Imager NG
FPC damaged?
Check the connection
of Imager.
Change Imager and
check again.
Connector is loosely
connected.
Imager is defective.
MAIN PCB is defective.
OK Yes
NG
No
OK
NG
FPC is defective.