User Manual

Table 2-8 Action keys and their descriptions (continued)
Icon Description
Increases the screen brightness incrementally as long as you hold down the key.
Turns the keyboard backlight o or on. On select products, you can adjust the brightness of the keyboard
backlight. Press the key repeatedly to adjust the brightness from high (when you rst start up the computer),
to low, to o. After you adjust the keyboard backlight setting, the backlight will revert to your previous
setting each time you turn on the computer. The keyboard backlight will turn o after 30 seconds of
inactivity. To turn the keyboard backlight back on, press any key or tap the touchpad (select products only). To
conserve battery power, turn o this feature.
Plays the previous track of an audio CD or the previous section of a DVD or a Blu-ray Disc (BD).
Starts, pauses, or resumes playback of an audio CD, a DVD, or a BD.
Plays the next track of an audio CD or the next section of a DVD or a BD.
Stops audio or video playback of a CD, a DVD, or a BD.
Decreases speaker volume incrementally while you hold down the key.
Increases speaker volume incrementally while you hold down the key.
Mutes the microphone.
Opens the “How to get help in Windows” webpage.
Mutes or restores speaker sound.
Turns the wireless feature on or o.
NOTE: A wireless network must be set up before a wireless connection is possible.
Turns the touchpad on or o.
Turns the touchpad and touchpad light on and o.
Switches the screen image among display devices connected to the system. For example, if a monitor is
connected to the computer, repeatedly pressing the key alternates the screen image from computer display
to monitor display to simultaneous display on both the computer and the monitor.
14 Chapter 2 Components