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LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4.6.2 VGA Camera
START
Press END Key
to turn on the power
Is the circuit powered?
Reconnect the 70pin BtoB connector CN503
and VGA 20 pin Camera Connector (FPCB)
VGA Camera Operation OK?
VGA Cameraís Operation OK?
Follow the Power On Trouble
Shooting
YES
NO
YES
NO
Change the Camera&LCD FPCB
YES
VGA Camera Works
Change the Main Board
NO
NO
1
Change U101
YES
NO
2
NO
Change VGA Camera
Pin5 of U101 or C105(key)=1.8V?
Pin4 of U101 or C104(key)=2.8V?
YES
Z3X-BOX.COM
Содержание KT520
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