Toshiba AT300SE-B - Manual (Page 24)

Off
An icon shaped like an actual battery - a battery meter with flashing
borders appears in the center of the screen allowing you to keep track
of the battery level. When the battery is fully charged, the meter
reaches its full capacity.
On
Likewise, a battery meter on the right side of the System Bar indicates
the battery level.
Battery charging time
The following table shows the approximate time required to fully charge a
discharged battery when the AC adaptor is connected to the tablet.
Battery type Charging time
Battery (2 cell, 25Wh) about 8 hours
Please be aware that the charging time when the tablet is on is affected by
ambient temperature, the temperature of the tablet and how you are using
the tablet - for example if you make heavy use of external devices then the
battery might get scarcely charged up.
Battery exhausted time
The following table shows the approximate exhausted time of a fully
charged battery.
Battery type Time
Battery (2 cell, 25Wh) about 10 hours (in use)
about 8 days (sleep mode)
Please be aware that the battery exhausted time will be affected by how
you are using the tablet.
Battery charging notice
The battery may not begin charging immediately under the following
conditions:
The battery is extremely hot or cold (if the battery is extremely hot, it
might not charge at all). To ensure the battery charges to its full
capacity, you should charge it at room temperature of between 5°C to
35°C (41°F to 95°F).
AT300SE series
User's Manual 3-11