SGH-X105 Flow Chart of Troubleshooting
4. Charging Part
Abnormal charging operation
The pin #17, #18 of
CN201 is TA_VEXT =
The pin #3 of U101 is
The pin #3 of Q101 is
The ICHRG = 1V(during
charging) and = 180mV(full
5V?
Yes
"low"?
Yes
"low"?
Yes
charging)?
Yes
END
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No
Replace TA or Check CN201
No
Check the U101
No
Check the Q101
No
Solder again or change R130
4-5