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2–6 Users Guide
Your Notebook at a Glance
Function Key Combinations
Preset function key combinations use the Fn key and a function
key to access or execute frequently used system functions.
Keys Description
Fn+F1 Compaq Help and Support Web site launch key*
Fn+F2
Help launch key†
Fn+F3 Switch between the display and external monitor in the
following order:
■
Display
■
External monitor
■
Display and external monitor
■
TV
Fn+F4
Sleep
Fn+F7 Brightness control down
Fn+F8
Brightness control up
Fn+F9 CD or DVD play/pause