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Mobile Computing
Running the computer on battery power
5.375 x 8.375 ver 2.4.0
varies depending on usage. The battery may not charge while
the computer is consuming full power.
After a period of time, the battery will lose its ability to
perform at maximum capacity and will need to be replaced.
This is normal for all batteries. To purchase a new battery
pack, see your accessories information that shipped with your
computer or visit the Toshiba Web site at
toshibaaccessories.com.
To ensure that the battery maintains its maximum capacity,
operate the computer on battery power at least once a month
until the battery is fully discharged. Please see “Maximizing
battery life” below for procedures. If the computer is
continuously operated on AC power, either through an AC
adapter or a docking station (if applicable to your system), for
an extended period (more than a month) the battery may fail
to retain a charge. This may shorten the life of the battery, and
the battery light may not indicate a low-battery condition.
The computer has an internal, lithium ion (Li-ion), real-time
clock (RTC) battery.
The RTC battery powers the RTC memory that stores your
system configuration settings and the current time and date
information. It maintains this information for up to a month
while the computer is turned off.
Maximizing battery life
To maximize the life of your battery:
❖ At least once a month, disconnect the computer from a
power source and operate it on battery power until the
battery fully discharges. Before doing so, follow the steps
below:
1 Turn off the computer’s power.
2 Disconnect the AC adapter and turn on the
computer’s power. If it does not turn on, go to step 4.
3 Operate the computer on battery power for five
minutes. If the battery has at least five minutes of