What Are The Various Function Key Combinations?

Last Update Date : Jan 10. 2018

What Are The Various Function Key Combinations?

Using the Function Keys, you can perform various tasks on your computer. Below is a list of the Function key combinations and the task each combination performs:


Key Combination




Sleep mode

Switches the computer to Sleep mode. To wake the computer up, press the Power button.


Battery Gauge

Shows the remaining battery charge. You can only use this function when the Easy Display Manager program is installed. (Magic Keyboard must be installed as well if you are using Windows XP).



Enters the Euro monetary unit symbol. Depending on the keyboard type of your computer, you may or may not have this key available.



If you have connected an external monitor or TV to your computer, switches the screen output to the LCD screen of your computer or to the external monitor.



Turns the LCD backlight on or off.



Mutes the volume or cancels muting of the volume.


Samsung Magic Doctor

Launches Samsung Magic Doctor.  Samsung Magic Doctor is a system diagnosis, recovery, and internet consultation program.


Easy SpeedUp Manager

Switches to computer’s operational mode between maximum performance for a program and low-noise/low power consumption. In order to switch to Speed Mode, a program must be running.


Wireless LAN

Turns the wireless LAN function on or off.



Turns the touchpad function on or off.


Num Lock

Turns the numeric keyboard on or off.


Scroll Lock

Turns scroll lock on or off.  Scroll lock allows you to scroll the screen up or down without changing the cursor location in some applications.


Home Page

Launches Internet Explorer or the default internet browser to your homepage.


Decrease Volume

Decreases the volume.


Increase Volume

Increases the volume.


Increase Brightness

Increases the brightness of the screen.


 Decrease Brightness

Decreases the brightness of the screen.

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