Charging Part - Samsung SGH-B100 Service Manual

10-1-4. Charging Part

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Abnormal charging part
What is the type
of Charging
No
The U301 is
TA_VEXT_5V 뵃 5V?
Check
CN300
The pin #6 of
No
U301 is
"LOW"?
Check
UCP200
No
Charging Current
is 350mA~650mA?
Check
UCP300
Check The Battery
10-9
TA Charging
Yes
Yes
Yes
Flow Chart of Troubleshooting