Charging Trouble - LG KF510C Service Manual

5. Trouble shooting

5.3 Charging trouble

Check Points
- Connection of TA (check TA voltage 4.8V)
- Check the Voltage drop on Charging Current Path
- Battery voltage
1 Charging method : CC-CV
2 Charger detect voltage : 4.0 V
3 Charging time : 2h 30m
4 Charging current : 400 ~ 500 mA
5 CV voltage : 4.2 V
6 Cutoff current : 85 mA
7 Full charge indication current (icon stop current) : 85 mA
8 Recharge voltage : 4.15 V
4.2V~3.69V
LGE Internal Use Only
3.69V~3.53V
3.53V~3.43V
- 80 -
3.43V~3.3V
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes