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Activating hotkeys
When activating hotkeys, press and 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