LG VX5400 Service Manual page 112

Checking Flow
Is voltage of C538 2.8V
Yes
Is Voltage of C539 2.6V
Yes
Check the Frequency of
X100 on FPCB is 24 Mhz
Check the connecting status of
Yes
Check the connecting status of
Camera Module and FPCB
Yes
Camera display will
LGE Internal Use Only
START
?
?
Yes
CON700 And FPCB
work properly
Resoldering the U501
No
Resoldering the U501
No
Re-soldering X100
Or change Main B'd
No
Re-connecting the CON700
and FPCB
No
Re-connecting the camera
and FPCB
No
Camera work good?
Yes
Copyright@2007 LG Electronics. Inc. All right reserved.
-112-
Change the FPCB
Camera work good?
Yes
Yes
Change the Camera
module
No
Only for training and serving purposes
No