Af Camera Trouble Shooting - LG -P698 Service Manual

4.12 3M AF Camera Trouble Shooting
3M camera control signals are generated by Cam sensor and MSM77T.
No
No
Check the EMI Filter(FL501, FL50)
LGE Internal Use Only
START
Check the camera Conn.
and reconnect the camera
Camera is OK?
No
MSM77 output signal check
MCLK(TP1), PCLK(TP),
Reset(TP3), Standby(TP4)
Yes
Check IOVDD(TP5),
DVDD(TP6), AVDD(TP7)
Yes
Yes
Change the camera
Camera is OK
No
Change the Main board
Yes
No
Change the EMI Filter(FL501, FL50)
Yes
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4. TROUBLE SHOOTING
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Only for training and service purposes