Only For Training And Service Purposes - LG MG295 Service Manual

4. TROUBLE SHOOTING
Checking Flow
START
Does the LCD itself
Has no trouble ?
YES
Change the camera
module, Does it work
properly ?
YES
Itís camera moduleís problem
Replace the camera module
Check the signals of the
FL704,FL706,FL707,FL708
YES
Camera will work properly
LGE Internal Use Only
NO
Go to the LCD trouble
Check the
voltage
NO
of pin 8 of
U401 is 2.8V ?
and
Voltage of pin 7
of U401 is
1.8V ?
YES
NO
Replace
FL704,FL706,FL707,FL708
Copyright © 2007 LG Electronics. Inc. All right reserved.
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Check the
voltage
NO
of pin 8 of
U405 is 2.8V ?
and
Voltage of pin 7
of U401 is
1.8V ?
YES
Replace the U405

Only for training and service purposes