Operation Manual

Hot key combination Description
fn+f3 Initiates Sleep, which saves your information in system memory. The display and other system components
turn off and power is conserved.
To exit Sleep, briefly press the power button.
CAUTION: To reduce the risk of information loss, save your work before initiating Sleep.
fn+f4 Switches the screen image among display devices connected to the system. For example, if a monitor is
connected to the computer, repeatedly pressing fn+f4 alternates the screen image from computer display
to monitor display to simultaneous display on both the computer and the monitor.
Most external monitors receive video information on the computer using the external VGA video standard.
The fn+f4 hot key can also alternate images among other devices that are receiving video information on
the computer.
fn+f5 Mutes or restores speaker sound.
fn+ f6 Decreases speaker volume.
fn+f7 Increases speaker volume.
fn+f8 Mutes the microphone.
fn+f9 Decreases the screen brightness level.
fn+f10 Increases the screen brightness level.
fn+f12 Turns the wireless feature on or off.
NOTE: This key does not establish a wireless connection. To establish a wireless connection, a wireless
network must be set up.
Using keypads
The computer includes an embedded numeric keypad, and it also supports an optional external numeric
keypad, or an optional external keyboard that includes a numeric keypad.
24 Chapter 4 Navigating using the keyboard, touch gestures and pointing devices