Maintenance and Service Guide

Button, speakers, and vent
Table 2-8 Button, speaker, and vent components and descriptions
Component Description
(1) Power button When the computer is o, press the button to turn on the
computer.
When the computer is on, press the button briey to initiate
Sleep.
When the computer is in the Sleep state, press the button
briey to exit Sleep.
When the computer is in Hibernation, press the button
briey to exit Hibernation.
CAUTION: Pressing and holding down the power button results
in the loss of unsaved information.
If the computer has stopped responding and shutdown
procedures are ineective, press and hold the power button down
for at least 5 seconds to turn o the computer.
To learn more about your power settings and power options:
Right-click the Power icon, and then select Power Options.
(2) Speakers Produce sound.
(3) Vent Enables airow to cool internal components.
NOTE: The computer fan starts up automatically to cool internal
components and prevent overheating. It is normal for the internal
fan to cycle on and o during routine operation.
Keyboard area 17