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Flow Chart of Troubleshooting
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2-10
3-1-4 Charging Part
Check the pin 13,14 of
IFC501 is Vbat
Abnormal charging part
Check IFC501
NO
YES
NO
Check IFC501
Check the pin 1,2,6 of
IFC501 is GND
YES
Check the pin 1 of
U303 (C323)is TA_VEXT
Check U303
NO
YES
END