Toshiba Excite 10 AT300 User Manual page 27

The indicator may show a rapid decrease in battery operating time when
you try to charge a battery under the following conditions:
In such cases you should follow the steps as detailed below:
1.
2.
3.
Repeat these steps two or three times until the battery recovers normal
capacity.
User's Manual
The battery is nearly completely discharged. In this instance, the tablet
can't be turned on immediately. You should leave the AC adaptor
connected for a few minutes and the battery should begin charging. A
battery meter icon (
The battery has not been used for a long time.
The battery has completely discharged and been left unattended for a
long time.
Fully discharge the battery when powered on until the system
automatically turns the tablet off.
Connect the AC adaptor to the docking interface of the tablet, and to a
wall outlet that is supplying power.
Charge the battery until the battery meter reaches its full capacity.
) will appear indicating the charging status.
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