Battery Charging Notice - Toshiba L450 User Manual

L450/L450D
Procedures
To recharge a battery pack while it is installed in the computer, connect the
AC adaptor to the DC IN 19V jack and plug the other end into a working
outlet - the Battery indicator will glow amber while the battery is being
charged.
Use only the computer connected to an AC power source or the optional
TOSHIBA Battery charger to charge the battery pack. Never attempt to
charge the battery pack with any other charger.
Time
The following table shows the approximate time required to fully charge a
discharged battery.
Battery type
Battery Pack
(3 cell / 6 cell)
RTC battery
Please be aware that the charging time when the computer is on is
affected by ambient temperature, the temperature of the computer and
how you are using the computer - if you make heavy use of external
devices for example, the battery might scarcely charge at all during
operation. Please refer to the section
further information.

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° to 35°C (41° to 95°F).
The battery is nearly completely discharged. In this instance you should
leave the AC adaptor connected for a few minutes and the battery
should begin charging.
The Battery indicator may show a rapid decrease in battery operating time
when you try to charge a battery under the following conditions:
The battery has not been used for a long time.
The battery has completely discharged and been left in the computer for
a long time.
A cool battery is installed in a warm computer.
6-6
Charging time (hours)
Power on
about 12 or longer
about 24
Maximizing battery operating time
Power off
about 4 or longer
about 24 with AC or
Battery pack
User's Manual
for