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SGH-E630 Flow Chart of Troubleshooting
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7-
5
3. Charging Part
Check the C605
> 4.9V
Abnormal charging part
END
No
Yes
U602 pin 8 = "H"?
No
Yes
Check the C601
≒ 4.2V
No
Yes
Check the the circuit related to
+DC_VOLT
Resolder or replace U602
Check the circuit related to
CHG_ON signal
Yes
U602 pin 5 = "L"?
Yes
No
Resolder or replace U602