4–2 Power
Default power settings
Turning the computer or display on 
or
 off
Task Procedure Result
Turn on the 
computer.
Press the power button. ■ The power lights are 
turned on.
■ The operating system 
loads.
Shut down the 
computer.
Save your work and close all 
open applications. Then shut 
down the computer through the 
operating system by selecting 
Start
 > Turn Off Computer > 
Turn Off.
✎
If the system is 
unresponsive and you are 
unable to shut down the 
computer with these 
procedures, refer to “
Using 
emergency shutdown 
procedures.”
■ The power lights are 
turned off.
■ The operating system 
shuts down.
■ The computer is 
turned
 off.
Turn off the 
display when the 
power is
 on.
Close the computer. Closing the computer 
activates the display 
switch, which initiates 
standby.