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Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
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START
Does the LCD itself
Has no trouble ?
YES
NO
Replace the U300
Change the camera
module, Does it work
properly ?
YES
Itís camera moduleís problem
Replace the camera module
Check the
voltage
of pin 8 of
U300 is 2.8V ? and
Voltage of pin 7
of U300 is
1.8V ?
YES
Check the signals of the
FL302
YES
Camera will work properly
NO
NO
Go to the LCD trouble
Resoldering the Filter
NO
CHECKING FLOW
Содержание KP175
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