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1-16 Product Information Service Manual
Using Fn Hot Keys
The combination of the Fn key plus another key creates a hot key—a shortcut key sequence—for various
system controls. To use a hot key, press and hold
Fn, press the appropriate second key, then release both
keys.
Table 1-5. Fn Hot Keys
Hot Key Effect
Fn+F1
Decreases the display brightness
Fn+F2
Increases the display brightness
Fn+F5
Toggles among the built-in display, an external display, and simultaneous display on both.
Fn+F8
Toggles the built-in keypad on and off. Does not affect an external keyboard. If Num Lock is on, then
the numeric functions are active; otherwise, cursor control is active (as marked on an external
keyboard).
Fn+F12
Enters Hibernation mode
Fn+NumLock
Toggles Scroll Lock on and off
Fn+Page Up
Increases the audio volume and cancels the mute setting
Fn+Page Down
Decreases the audio volume
Fn+Backspace
Audio mute