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Flow Chart of Troubleshooting
9-3. Charging Part
Abnormal charging part
Yes
Check the PM300 pin E9
Check the circuit related to
No
> 5.0V
VBUS_5V_IF
Yes
C327 (ACC_DET)
No
Check the circuit related to
ACC_DET signal
= "L"?
Yes
Check the PM300 pin D5
No
Resolder or replace PM300
≒ 1.25V
Yes
END
9-5
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