Gateway M520, User Manual, Page: 64 / 168

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4
Completely discharge the battery by doing the following:
a
From the desktop, right-click on the power icon, then select
Adjust Power Properties
.
b
Click the
Power Schemes
tab.
c
Click the arrow button to open the
Power Schemes
list, then click
Always On
.
d
Click the
Alarms
tab.
e
Click to deselect the
Low battery alarm
and
Critical battery alarm
checkboxes. Let the battery drain until your notebook
automatically turns off.
5
After the battery is completely drained, reconnect your notebook to
AC power.
6
Charge the battery completely until the yellow battery status
indicator goes out.
7
When you are ready to use your notebook again, do the following:
a
From the desktop, right-click on the power icon, then select
Adjust Power Properties
.
b
Click the
Power Schemes
tab.
c
Click the arrow button to open the
Power Schemes
list, then click
the power scheme you want.
d
Click the
Alarms
tab.
e
Click to select the
Low battery alarm
and
Critical battery alarm
checkboxes.
Important Do not use your notebook during the recalibration
process. Do not connect the AC adapter to your
notebook during this process, or you will interrupt
the recalibration process and will have to start
again.