User's Manual

Basics
41
LCD brightness
Adjust the LCD brightness to reduce eye strain and save power.
To adjust the LCD brightness, do one of the following:
r
To dim the LCD screen, press the Fn key and the F2 key
simultaneously.
+
r
To brighten the LCD screen, press the Fn key and the F3 key
simultaneously.
+
Touchpad lock
To turn on or off the touchpad, press the Fn key and the F5 key
simultaneously.
+
Turning the touchpad off automatically
When a USB mouse is connected to the computer, the computer
can turn the touchpad off automatically.
1
On the desktop, open the Charms and then select the
Settings charm

Control Panel

Hardware and Sound

Touchpad .
2
Check the Disable when external USB pointing device plug
in
box.