4. TROUBLE SHOOTING
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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Check the Connection
of uUSB and battery
Connection OK?
No
Yes
Is the uUSB Cable
voltage 4.8V (or 5.0V)
No
Yes
Is it charging properly
After turning on?
START
Change I/O connector
Change TA (or u-USB cable)
END
Yes
No
R760 Signal is correct?
END
Yes
No
Change the Main Board