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Charging Connector CON501
Well-soldered?
YES
of D301
Voltage at Pin1
CON302 of Pin4
= 5V?
YES
0.1V < Voltage of CHAR_MON< 1.22V
YES
Voltage of pin 4 CON302 =
VBATT(+VPWR)
YES
Is the battery charged?
YES
Charging will operate properly
Checking Flow
Checking Flow
NO
,
The charging adaptor (TA) or USB cable(USB port
NO
NO
NO
NO
Re-soldering CON501
of computer) is out of order.
Replace U301
Check the soldering
YES
Replace Q305
The battery may have the problem.
Change the battery and try again.
NO
Re-solder Q305
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Table of Contents
Troubleshooting
