Lenovo 80SF0001US User Manual page 8

Chapter 1. Getting to know your computer

Using the keyboard
Hotkeys
You can access certain system settings quickly by pressing the appropriate
hotkeys.
Mutes/unmutes the sound.
:
Decreases the volume
:
level.
Increases the volume level.
:
Closes the currently active
:
window.
Refreshes the desktop or
the currently active
:
window.
Enable /disables the
keyboard.
Note: If you changed the Hotkey Mode from Enabled to Disabled in the BIOS setup utility,
you will need to press the Fn key in combination with the appropriate hotkey.
4
Enables/disables airplane
:
mode.
Enables/disables the touch
pad.
Turns on/off the backlight
:
of the LCD screen.
Toggles the display
between the computer and
:
an external device.
Decreases display
:
brightness.
Increases display
:
brightness.