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