LG CE110 Service Manual page 74

START
Does the LCD
Itself has on trouble
Yes
Set the camera button ON
Yes
Check
the voltage of Pin5,10 of U500
is 1,8V,2.8V ?
Yes
U200 Camera control out
Pin signals OK?
( CAM_Data, CLK,I2C)
Is the
connection of FPCB
with CN3 connector
on PCB OK?
Yes
Check the
soldering of FPCB CN2
on PCB
Yes
Does the image
appears on LCD?
Yes
Camera will work propely
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Only for training and service purposes
No
Go to the LCD trouble
No
the voltage of Pin2
of U403 is 2V8?
No
No
Resolder FPCB CN3
Yes
No
Resolder FPCB CN2
No
Change the camera module
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4. TROUBLE SHOOTING
NO
Check
YES
U200 Resolder
SW Redownload
Resolder U403
LGE Internal Use Only