LG GW620 - Camera Trouble

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Only for training and service purposes
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4. TROUBLE SHOOTING
4. 14. 5M Camera trouble
5M camera control signals are generated by MV9319 and MSM7200A.
Check TP3 (1.8V) (C49),
TP4 (2.8V) (C51),
TP5 (2.8V) (C48)
Camera is OK?
Check the camera conn. and
reconnect the camera
Camera is OK
Change the camera
Yes
NO
NO
Yes
Change the Main board
End
Yes
End
NO
START
MSM7200A output signal check
TP1, TP2
Yes
NO
Check TP6 (D1)
and TP7 (D11)
Yes
Check the EMI Filter
(FL3,FL10)
Yes
No
Change the Filter (FL3,FL10)
NO