Gateway E-100M Gateway Notebook Reference Guide R2 for Windows XP - Page 50

Recalibrating the battery

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CHAPTER 5: Managing Power 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. 44

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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
.