13
Activating hotkeys
When activating hotkeys, press an d hold the first key Fn before pressing the other
key in the hotkey combination.
Fn-F7 Touchpad on/
off Turns the internal touchpad on and off.
When you connect an external PS/2 mouse,
the computer automatically disables the
touchpad.
Fn-F8 Speaker on/off Turns the speakers on and off; mutes the
sound.
Fn-↑Contrast up Increases the screen contrast (available
only for models with HPA displays).
Fn-↓Contrast down Decreases the screen contrast (available
only for models with HPA displays).
Fn-→Brightness up Increases the screen brightness.
Fn-←Brightness
down Decreases the screen brightness.
HotKey Icon Function Description