User’s Manual 5-3
The Keyboard
Sleep Pressing FN + F3 switches the system to Sleep 
Mode.
Hibernate Pressing FN + F4 switches the system to 
Hibernation Mode.
Output Pressing FN + F5 changes the active display 
device.
Brightness down Pressing FN + F6 decreases the computer’s 
display panel brightness in individual steps.
Brightness up Pressing FN + F7 increases the computer’s 
display panel brightness in individual steps.
Wireless
Pressing FN + F8 enables or disables Wireless 
(WLAN).
If your wireless communication device is not installed, a dialog box will not 
appear.