User`s guide

Getting to Know Your Computer
1-10
fn
+
Function
F7
Toggles the system sound between mute and unmute.
F8
Enables and disables the keyboard’s embedded key pad. The
state of this key is shown in the LCD status display. This hot
key is used in conjunction with the [F9] hot key to control the
embedded key pad.
F9
num lock
Toggles NUM Lock on and off. The state of NUM Lock is
shown in the LCD Status Display. This hot key is used in
conjunction with the [F8] hot key to control the embedded key
pad.
F10
scroll lock
Toggles Scroll Lock on and off. The state of Scroll Lock is
shown in the LCD Status Display.
Increases the audio volume.
Decreases the audio volume.
Decreases the LCD screen brightness.
Increases the LCD screen brightness.