Charging Part - Samsung SGH-S730i Service Manual

Flow Chart of Troubleshooting

3-1-4 Charging Part

Abnormal charging part
Check the pin 13,14 of
IFC501 is Vbat
Check the pin 1,2,6 of
IFC501 is GND
Check the pin 1 of
U303 (C323)is TA_VEXT
YES
YES
YES
END
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NO
NO
NO
Check U303
2-10
Check IFC501
Check IFC501