Lenovo G400 User Manual page 9

Keyboard function keys
You can access certain system settings quickly by pressing the appropriate
function keys.
: 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.
Enables/disables the
:
touchpad.
Chapter 1. Getting to know your computer
Enables/disables Airplane
:
mode.
Displays all currently active
:
apps.
Turns on/off the backlight of
:
the LCD screen.
Opens the interface for the
display device switch to
:
select this notebook or an
external display.
Decreases display
:
brightness.
: Increases display brightness.
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