Samsung N140 Laptop User Manual


 
105
Extending the Battery Usage Time
Decreasing the LCD Brightness
Press the Fn + keys on the keyboard
to decrease the LCD brightness to extend
the battery usage time.
Disabling Unused Devices
(Only for Windows XP)
If you turn off unused devices, battery
usage time 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 Disable.
Using the Battery Calibration
Function
When charging/discharging the battery
repeatedly for a short time only, the
battery usage time may be reduced by
the difference between the actual battery
charge and the remaining charge display.
In this case, the actual battery charge
and the remaining charge display will
be the same by discharging the battery
completely using the Battery Calibration
function, and then recharging it again.
1
Disconnect the AC power adapter
after turning off the computer.
2
Restart your computer and press the
F2 button when the Samsung logo
appears, to start the BIOS Setup.