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External component identification
Maintenance and Service Guide 2–3
Buttons
Item Component Description
1
Power button ■ When the computer is off, press the button to turn on the computer.
■ When the computer is on, press the button to shut down the system.
■ When the computer is in Hibernation, press the button briefly to exit
Hibernation.
■ When the computer is in the Sleep state, press the button briefly to exit
the Sleep state.
If the computer has stopped responding and Windows® shutdown
procedures are ineffective, press and hold the power button for at least
5 seconds to turn off the computer.
To learn more about power settings, Select Start > Control Panel > System
and Maintenance > Power Options.
2
Media button Launches the QuickPlay program.
3
Wireless button Turns the wireless feature on or off, but does not establish a wireless
connection.
✎
You must set up or access a wireless network to establish a wireless
connection.
4
Volume mute button Mutes and restores speaker sound.
5
Volume down button Decreases speaker sound.
6
Volume up button Increases speaker sound.