LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
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4.14 Main LCD Troubleshooting
Main LCD control signals are generated by MSM6260. The signal path is :
MSM6260
→
C0N601(Main Board)
→
CN102(LCD FPCB)
→
LCD Module
Start
Go to power on trouble shooting
Key LED is on?
Change the LCD module
YES
NO
Press END key
Disconnect and reconnect
The LCD connector(CON601)
END
LCD display OK?
No
YES
END
LCD display OK?
No
YES
Change the main board
END
LCD display OK?
No
YES
Change the LCD FPCB
Содержание CU575
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