Gateway 200ARC, Reference Manual

Page: 50 / 138

CHAPTER 5: Managing Power
44
Recalibrating the battery
Important
Do not interrupt the
battery recalibration
process. If
recalibration is
interrupted, you must
start the process over
again.
Important
If, after completing
this procedure, the
battery charge
indicator still does not
show an accurate
charge, contact
Gateway Customer
Care at the location
shown on the
Customer Care label.
For more information,
see “Gateway contact
information” on
page 3
If your notebook unexpectedly goes into
Standby mode while you are using it but the
battery charge is not low, you may need to
recalibrate your battery. You should also
recalibrate the battery periodically to maintain
the accuracy of the battery gauge.
To recalibrate the battery:
1
Connect your notebook to AC power and
let the battery charge completely.
2
Disconnect the AC power and restart your
notebook.
3
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 clear the Low battery
alarm and Critical battery alarm
check boxes. Let the battery drain
until your notebook automatically
turns off.
4
After the battery is completely drained,
reconnect your notebook to AC power.
5
Charge the battery completely until the
battery status indicator turns blue.
6
When you are ready to use your notebook
again, do the following:
a
From the desktop, right-click the
power icon, then select
Adjust
Power Properties .