Shortcut Keys
You can use the following functions by pressing the keys below with the Fn key.
Fn+ Name
REST
(Sleep Mode)
Gauge
Euro
CRT/LCD
Function
Switches to Sleep mode. To wake the computer up, press the Power button.
Shows the remaining battery charge.
You can only use this function when the Easy Display Manager program is installed.
Enters the Euro monetary unit symbol.
This key may not be provided depending on the keyboard type.
Switches the screen output to the LCD or external monitor when an external monitor (or TV) is connected to the computer. 
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Backlit
Mute
Samsung Magic
Doctor
Easy SpeedUp
Manager
Turns the LCD backlight on or off.
Mutes or cancels mute.
System diagnosis, recovery and Internet consultation program, Samsung Magic Doctor, will be launched.
You can select operation mode when you need maximum system performance or
■Silent:
■Normal: Normal Mode
■Speed: Maximum performance mode. The system operates in its maximum performance, and system resources are allocated to the currently active program with priority for maximum performance.
Wireless LAN
Touchpad
Num Lock
Scroll Lock
Turns the wireless LAN function on or off in models with wireless LAN capability.
Turns the Touchpad function on or off.
When using an external mouse only, you can turn the Touchpad off.
Turns the numeric keyboard on or off.
If you turn the Scroll Lock on, you can scroll the screen up or down without changing the cursor location in some applications.
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