Checking The Power Level Of The Battery - Fujitsu LifeBook E Series Instructions Manual

L i f e B o o k E S e r i e s - S e c t i o n 2
Checking the power level of the
battery
When the computer is turned on or the battery is
being charged, the power level indicator lights
up or blinks to let you know the state of charge
of the internal battery pack.
The way the power level indicator shows the
power level
Between about 76% and 100%
charged
Between about 51% and 75%
charged
Between about 26% and 50%
charged
Between about 13% and 25%
charged (or between about 0% and
25% charged during charging)
Low battery condition (12% or less
charged)
blinks.
Low battery condition
Dead battery condition (0% charged)
For reasons of the characteristics of
lithium-ion batteries, the power level
indictor may not correctly indicate the
state of charge of the battery under
cer tain conditions
conditions, number of times the battery
has been discharged and recharged, and
so on).
When the battery is 90% or more
charged, it cannot be recharged even
when the AC adapter is connected to your
computer. The battery can be recharged
when its power level is 89% or less.
26
Battery failure alarm
Low battery condition
When the battery is discharged to a very low
level, the power level indicator blinks (
Action to take when the battery starts to run
low
Connect the AC adapter to your computer to
recharge the battery.
(temperature
Indicates that the battery cannot be
charged normally.
If is indicated, turn off the computer
and remove and reinstall the battery pack
correctly. If the power level indicator blinks
red even though the battery pack is installed
correctly, it is in a defective condition. So
replace it with a new one.
).