Button
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 briey to 
initiate Sleep.
●
When the computer is in the Sleep state, press the button 
briey to exit Sleep.
●
When the computer is in Hibernation, press the button 
briey 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 ineective, press and hold the power button 
down for at least 5 seconds to turn o the computer.
To learn more about your power settings, see your power 
options.
▲ Type power in the taskbar search box, and then select 
Power and sleep settings.
‒ or –
Right-click the Start button, and then select Power 
Options.
10 Chapter 2   External component identication