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Identifying the action keys
Action keys, located at the top of the keyboard, execute specifically assigned functions.
Press a key to activate its assigned function.
Action key Description
f1 Opens Help and Support.
Help and Support provides tutorials, answers to questions, and product updates.
f2 Decreases the screen brightness level.
f3 Increases the screen brightness level.
f4 Switches the screen image among display devices connected to the system. For example, if a
monitor is connected to the computer, f4 alternates the screen image from computer display to
monitor display to simultaneous display on both the computer and the monitor.
Most external monitors receive video information from the computer using the external VGA video
standard. The f4 action key can also alternate images among other devices that are receiving video
information from the computer.
f5 Plays the previous track of an audio CD or the previous section of a DVD.
f6 Plays, pauses, or resumes an audio CD or a DVD.
f7 Stops audio or video playback of a CD or a DVD.
f8 Plays the next track of an audio CD or the next section of a DVD.
f9 Decreases speaker volume.
f10 Increases speaker volume.
f11 Mutes or restores speaker sound.
f12 Turns the wireless feature on or off.
NOTE: This key does not establish a wireless connection. To establish a wireless connection, a
wireless network must be set up.
30 Chapter 5 Keyboard and pointing devices