Icon Description
Most external monitors receive video information from the computer using the external VGA video standard. The f4
key (switch screen image key) also alternates images among other devices that are receiving video information from
the computer.
Plays the previous track of an audio CD or the previous section of a DVD or a BD.
Plays, pauses, or resumes an audio CD, a DVD, or a BD.
Stops audio or video playback of a CD, a DVD, or a BD.
Plays the next track of an audio CD or the next section of a DVD or a BD.
Decreases speaker sound incrementally when you hold down this key.
Increases speaker sound incrementally when you hold down this key.
Mutes or restores speaker sound.
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.
Initiates QuickLock.
prt sc Takes a snapshot or picture of the computer screen and copies it to the clipboard.
Turns the keyboard backlight on and off (select models only).
30 Chapter 4 Pointing devices and keyboard
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