Specifications

Button
Component Description
Power button
When the computer is off, press the button to turn on the
computer.
When the computer is on, press the button briefly to
initiate Sleep.
When the computer is in the Sleep state, press the button
briefly to exit Sleep.
When the computer is in Hibernation, press the button
briefly to exit Hibernation.
CAUTION: Pressing and holding down the power button will
result in the loss of unsaved information.
If the computer has stopped responding and shutdown
procedures are ineffective, press and hold the power button
down for at least 5 seconds to turn off the computer.
To learn more about your power settings, see your power
options. In Windows 8, from the Start screen, type power,
select Power and sleep settings, and then select Power and
sleep from the list of applications.
12 Chapter 2 External component identification