LG KE590 Service Manual page 77

4. TROUBLE SHOOTING
Power is supplied to
LCD Display OK?
Check Connection
1. FPCB and Cam Module?
2. FPCB and boards?
Paths of Camera control
signals are OK?
After changing the board,
Camera is OK?
Change the board
LGE Internal Use Only
START
the board?
Yes
First of all, Go to menu ëB aseband
Yes
between
Yes
Yes
FPCB OK?
Yes
Yes
No
Power On Trouble
Camera
No
LCD Display Trouble
No
Reconnect FPCB or
Camera Module
No
No
Replace the FPCB
No
The Camera is broken.
Change the Camera.
Copyright © 2007 LG Electronics. Inc. All right reserved.
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Refer to
Main LCD Preview
Refer to
Re-solder
Connector
Only for training and service purposes