Gateway MX6452 8511386 - Gateway Notebook Hardware Reference Guide - Page 39

Recalibrating the battery

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Recalibrating the battery Recalibrating the battery Important Do not interrupt the battery recalibration process. If recalibration is interrupted, you must start the process over again. 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 the AC adapter, then turn on your notebook. 2 As soon as it starts and you see a startup screen, press F2. The BIOS Setup utility opens. 3 Open the Advanced menu. 4 Highlight Battery Auto Learning, then select Enabled by pressing the spacebar. 5 Open the Exit menu, then highlight Exit Saving Changes and press ENTER. 6 Select Yes, then press ENTER. The battery recalibration process begins and a screen opens showing you the progress. The entire process will take several hours. When the recalibration has finished, the message "Press [Esc] key to exit" appears. 7 Press ESC. The battery charge indicator now displays an accurate battery charge. If the battery charge indicator does not show an accurate charge, contact Gateway Customer Care at support.gateway.com. 35

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Recalibrating the battery
35
Recalibrating the battery
Important
Do not interrupt the
battery recalibration
process. If
recalibration is
interrupted, you must
start the process over
again.
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 the AC adapter, then turn on your
notebook.
2
As soon as it starts and you see a startup
screen, press
F2
. The BIOS Setup utility
opens.
3
Open the
Advanced
menu.
4
Highlight
Battery Auto Learning
, then
select
Enabled
by pressing the spacebar.
5
Open the
Exit
menu, then highlight
Exit
Saving Changes
and press
E
NTER
.
6
Select
Yes
, then press
E
NTER
.
The battery recalibration process begins
and a screen opens showing you the
progress. The entire process will take
several hours.
When the recalibration has finished, the
message “Press [Esc] key to exit” appears.
7
Press
E
SC
. The battery charge indicator
now displays an accurate battery charge. If
the battery charge indicator does not show
an accurate charge, contact Gateway
Customer Care at
support.gateway.com
.