User Guide

5-5 Flow chart of trouble shooting
5-3 Charging Part
Abnormal charging part
Replace TACheck the CN220 pin 1, 2 3.8V ?
No
Yes
Yes
Check the U303 pin 3 3.8V ?
Resolder
C200, V210, C316
Yes
No
U303 pin 4 = "L" ? Resolder R328
Yes
No
Resolder components around
U303
Check the U303 pin 5 1.5V ?
END
Yes
No