Only For Training And Service Purposes - LG GT500 Service Manual

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Copyright © 2009 LG Electronics. Inc. All right reserved.

Only for training and service purposes

start start
Check the pin(TP1) and battery
connect terminals of I/O connect terminals of I/O
connector connector
Connection OK? Connection OK?
YES YES
Is the TA voltage(TP2) 5.1V?
YES YES
Is the VBUS voltage(TP3) 5.1V?
YES YES
Is it charging properly Is it charging properly
after changing Q400(TP4)?
NO NO
Change Main board
Trouble Shooting - Charging
NO NO
Change I/O connector Change I/O connector
NO NO
Change TA Change TA
NO NO
Change Main board
YES
END END
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4. TROUBLE SHOOTING
LGE Internal Use Only