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4. TROUBLE SHOOTING
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Check VG A_VDD_2.7,
VGA_VDD_1.8V
Camera is OK?
Check the ca mera conn.
And rec onnect the camera
Change th e LDO (U301)
Camera is OK
Check t he MMP_CAM_PCLK
Yes
NO
NO
Yes
(R607)
Chang e th e Main bo ard
End
Yes
End
NO
VGA START
MSM6280 Output Sig nal Check
(VGA_CAM_RES ET_N)
Yes
NO
Check master cloc k
(VGA_CAM_MCLK)
Yes
Yes
Check t he EMI/ESD filter
Change t he Filt er (FL600, FL601)
NO
NO
Yes
NO
Chang e th e camera
Yes
No
Change t he Analo g Switc h (U601, U602)
NO
Change th e FPCB