To Use The Fn Hot Keys - HP Notebook PC Reference Manual

This hot key
Fn+F1
Fn+F2
Fn+F5
Fn+F7
Fn+F8
Fn+F12
Fn+NumLock

To use the 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.
Does this
Decreases the display brightness.
Increases the display brightness.
Toggles among the built-in display, an external display, and simultaneous display on
both.
Audio mute.
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).
Enters Hibernate mode.
Toggles Scroll Lock on and off.
Basic Operation
Operating Your Computer
Reference Guide 33