Fujitsu LifeBook C-7651 Manual page 65

Battery malfunction indicator
This means that the battery is not charged properly.
Critical Point
When appears, turn off the power of the computer and reinstall the battery. If the
indication persists, the battery is defective. Replace it with a new battery.
If the battery is weak
When the battery is beginning to run down, the remaining battery power indicator (
on the status indicator LCD blinks. In such a case, connect the AC adapter to the compu-
ter immediately to recharge it.
Critical Point
If you continue to operate the computer when the battery is low, the data you are entering or
in the process of saving may, at worst, be lost. Connect the AC adapter immediately or, if you
do not have one, quit the application you are running after saving the working data and then
shut down the power to the computer.
Reading and writing processes on the hard disk consumes a large amount of power. If you
save data on the hard disk when the battery is low, always connect the AC adapter.
If the computer is left in a low battery condition, it automatically goes into the standby mode.
If the system is reading/writing on the hard disk or other data storage media, however, it will
wait until the process is completed before entering the standby mode.
IMPORTANT
• This computer is preset to enter the standby mode automatically when the remaining battery
level becomes low. Do not change the settings in the following items under Power Options
Properties.
Low battery alarm
- Activate low battery alarm when power level reaches 10 % is default setting. Under Alarm
Action you can set the setting of low battery alarm actions.
Critical battery alarm
- Activate critical battery alarm when power level reaches 3% is default setting. Under Alarm
Action you can set the setting of critical battery alarm actions.
• If you use your computer with these items unchecked
down when the battery becomes low and unsaved data will be lost. It could also lead to a
system failure.
, the power will be immediately shut
)
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