Camera Direction Detection Trouble - LG U310 Service Manual

4. TROUBLE SHOOTING

4.15 Camera Direction Detection Trouble

Camera direction detection is worked as below :
Camera direction change Event -> CAM_SENSE(U705 pin out) is triggered as this (Cam front
side view : 0V, Cam back side view : about 2.5V) -> MSM6250A Sense the Camera direction
change Event
Start
Check the magnet in the mechanics of camera module
And Change the camera direction for front
CAM_SENSE is 0V?
Check VCC of U705
Sense is OK?
Change the Sub B'd
Yes
NO
Change the Sub B'd
Yes
Yes
NO
- 106 -
Sense is OK?
NO
END
U705
Yes
END