Low Battery Condition - Fujitsu LifeBook C Series Owner's Manual

For reasons of lithium-ion battery
properties, the battery life indicator may
not correctly indicate the remaining
battery life under some circumstances
(temperature conditions, number of
times the battery has been recharged,
and so on).
When the battery is still 90% or more
charged, it cannot be recharged even if
you connect the AC adapter to your
computer. The battery can be recharged
when its remaining life is 89% or less.
Indication of a battery problem
Indicates that the battery cannot be
charged for some reason or other.
If is displayed, turn off your
computer, remove and install the battery
all over again. If this persists, your might
have to replace the battery pack with a
new one because it is most likely
defective.
12

Low battery condition

When the battery is discharged to a critically low
level, the battery life indicator on the operating
status indicator LCD blinks (
connect the AC adapter to your computer to
recharge the battery.
The use of a weak battery could result
in the lost of data you are currently
working with or saving. When the battery
runs low, connect the AC adapter to your
computer as soon as possible, or if no
AC adapter is available, immediately
save the data you are working with, exit
all programs and turn off your computer.
Reading or writing data on the hard disk
requires a large amount of electrical
power. Therefore, when the battery is
weak, connect the AC adapter to your
computer before reading or writing data
on the hard disk.
Leaving the battery weak for a certain
period of time causes the computer to
automatically go into standby mode.
When data is being read or written on
the hard disk, however, the computer will
not go into standby mode before the
data reading or writing process is
complete.
By default, your computer is set so that
it will go into standby mode when the
battery life reaches about 3%.
To change this setting, follow these
steps: Open the Power Options
Properties dialog box, click the Alarms
tab, and then click "Set off low battery
alarm when power level reaches" in the
Low battery alarm section to activate this
option ( changes to
Note that changing this setting causes
your computer to shut down as soon as
the battery goes dead, and could result
in the lost of data not saved or could
make your computer unstable.
). If it blinks,
).