144
Disabling Unused Devices
If you turn off unused devices, battery lifetime will
improve.
1
Click
Device Manager
from
Start > Control Panel
> Performance and Maintenance > Systems >
Hardware
tab
.
2
Right-click the devices that you are not using and
select
Disabled
.
Enabling Battery Calibration
If you charge the battery to use that has not been used
up, the gap between actual battery capacity and battery
residual amount happens to have. Accordingly the battery
life may get shorter.
In this case, use the Battery Calibration feature to
completely discharge the battery and charge it again.
Then this gap will disappear.
1
Turn off the computer and remove the AC adapter.
2
Turn on the computer again. When the SAMSUNG
logo appears, press the
F2
key to enter the Setup.
3
Select
Boot Menu > Smart Battery Calibration
and
press the
Enter
key.
4
Select
Yes
from the
Battery Calibration
Confirmation
window and press the
Enter
key.
The Battery Calibration starts. To stop it, press the
Esc
key.
It takes about three to five hours depending on the
battery capacity and residual amount.
Summary of Contents for NP-X22
Page 1: ...User Guide X22...
