The battery Operation
Deep-discharging/recharging the battery
The process of fully discharging and recharging the battery is necessary to ensure
that the battery charges fully. You should carry this out once a month and
– after charging the battery for the first time (e.g., when you use the notebook for
the first time)
– if you have not used the notebook for a longer period of time (e.g., a week)
– if the battery charge does not last as long as usual
– if the battery gets hot while charging
– if the charge segments in the battery symbol start to flash.
Switch off the notebook.
Pull the power plug of the power supply unit out of grounded wall outlet
Disconnect any cables attached to the notebook.
Run the
Setup
program.
Choose
Power Management Setup
.
Set
Deep Discharge
to
Enable
.
Press the
F10
function key twice.
The battery begins to discharge.
Leave the notebook switched on.
The notebook switches itself off when the battery is empty.
Fully recharge the battery.
If necessary, repeat the process.
If the battery becomes hot in spite of discharging and recharging the battery
i
or if the battery charge does not last as long as usual or if the charge
segments in the battery symbol start to flash, the battery should be
replaced.
When disposing of the old battery, pay attention to the safety instructions in
the section "Important notes".
A26391-K64-Z100-2-7619
45