
Hot key combination Description
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+f11 Turns the keyboard backlight on and o.
NOTE: The keyboard backlight is turned on at the factory. To extend battery life, turn o the keyboard
backlight.
Using keypads
The computer includes an embedded numeric keypad. The computer also supports an optional external
numeric keypad, or an optional external keyboard that includes a numeric keypad.
Using the embedded numeric keypad
Component Description
(1) fn key Turns the embedded numeric keypad on and o when pressed in
combination with the num lk key.
NOTE: The embedded numeric keypad will not function while an
external keyboard or numeric keypad is connected to the computer.
(2) Embedded numeric keypad When the keypad is turned on, it can be used like an external numeric
keypad.
Each key on the keypad performs the function indicated by the icon in
the upper-right corner of the key.
(3) num lk key Turns the embedded numeric keypad on and o when pressed in
combination with the fn key.
NOTE: The keypad function that is active when the computer is
turned o is reinstated when the computer is turned back on.
24 Chapter 4 Navigating using the keyboard, touch gestures and pointing devices
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