Camera Trouble - LG AT&T GR500 Service Manual

4. TROUBLE SHOOTING

4.7 Camera Trouble

2M Camera control signals are generated by DB3200
4.7.1 2M Camera
Press END Key
to turn on the power
Is the circuit powered?
① Reconnect the 2M 24pin
B to B connector
YES
2M Camera Operation OK?
②
NO
Change 2M Camera module
2M Camera Works
LGE Internal Use Only
START
YES
C817 = 2.8V?
Or
C818 = 1.8V?
C815 = 1.5V?
YES
NO
Follow the Power On Trouble
NO
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Shooting
Change U803, U804
Change the Main Board
Only for training and service purposes
NO