SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
7-5
7-3. Charging Part
Yes
Resolder or replace U605
Check the circuit related to
AUX_ON signal
Resolder or replace U605
Check the circuit related to
V_EXT_CHARGE
Yes
No
Check the U605 pin 9
≒ 4.2V
Yes
No
U605 pin 4 = "L"?
Yes
No
U605 pin 6 = "L"?
Yes
No
END
Abnormal charging part
Check the U605 pin 10
> 4.9V