Extending The Battery Usage Time - Samsung R408 plus User Manual

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.
You can only use this function after installing
Windows XP or Windows Vista and installing
the Easy Display Manager program with the
system software media disk.(Only for Widows
Vista)
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.
3
Move to the Boot > Smart Battery Calibration item
using the direction keys and press <Enter>.
4
Highlight Yes in the Battery Calibration
Confirmation window and press <Enter>.
The Battery Calibration function is activated and
the battery is forcefully discharged. To stop the
operation, press the (Esc) button.
This operation requires 3~5 hours depending on
the battery capacity and the remaining battery
charge.