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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
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9-7
9-3. Charging Part
Check the U605 pin 10
>4.9V
Abnormal charging part
END
No
Yes
U605 pin 6 = "L"?
No
Yes
Check the U605 pin 9
≒4.2V
No
Yes
Check the the circuit related to
V_EXT_CHARGE
Resolder or replace U605
Check the circuit related to
AUX_ON signal
Yes
U605 pin 4 = "L"?
Yes
No
Resolder or replace U603