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Flow Chart of Troubleshooting
9-5
9-3. Charging Part
UCP201 pin V10(VCHG) >
4.9V
Abnormal charging part
END
No
Yes
UCP201 pin v9(AUX_DET)
or R302 = "L"?
No
Yes
Check the UCP201 pin R9
≒
1.4V
No
Yes
Resolder R207
Resolder or Replace R303
Resolder or Replace UCP201
Yes