LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
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4.3 Charging Trouble
Voltage at C243 is 5. 1V?
Voltage at the C244 is 4.9V?
Voltage at the C202 is 4.7V?
END
NO
YES
Change the b attery.
If voltage level of battery is under 3.2 V
then wait by above 3 . 2V
NO
Charging is work well?
YES
1. Check solde ring o r ch ange FL303
2. Change TA
YES
Charging is work well?
YES
YES
START
NO
Check soldering or change D202
NO
Change U203
NO
Voltage at R102 is
above 0.64V?
Resolder R102, R103
or change main board
NO
YES
(TP1)
(TP2)
(TP3)
END
START
Change the m ain board