Samsung NP270E5E-K01US - Manual (Page 85)

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Chapter 3.
Settings and Upgrade
Battery
Extending the Battery Usage Time
Decreasing the LCD Brightness
Press the + keys on the keyboard to decrease the LCD
brightness to extend the battery usage time.
Using the power management program
This program helps you use the battery more efficiently
and supports the power mode optimized for the operating
environment.
1
Click Start > Control Panel > Hardware and Sound >
Power Options.
Alternatively, right-click the power measuring device icon
in the notification area of the taskbar and select Power
Options.
2
If the following screen appears, select one of the modes.
Extending the Battery Life (Optional)
In the Easy Settings program, click General and set the Battery
Life Extender to ON or OFF.
OFF
This mode maintains 100% of the battery charge
when using the computer on AC power. In this case,
although the battery use time increases, the battery
life is reduced.
ON
This mode maintains 80% of the battery charge
when using the computer on AC power. In this
case, although the battery use time decreases, the
battery life is extended.
Alternatively, to extend the battery life
Press the F2 key when the Samsung logo appears in the
booting sequence to enter the BIOS Setup, select Advanced
> Battery Life Cycle Extension, and set it to Enable.
Then you can use the battery life cycle extension mode.