Special
function mode
Standard F1-
F12 mode
Function
F1
FN + F1
Launches the help file supplied with
the software.
F2
FN + F2
Decreases the computer's display
panel brightness in individual steps.
F3
FN + F3
Increases the computer's display
panel brightness in individual steps.
F4
FN + F4
Changes the active display device.
To use a simultaneous mode, you
must set the resolution of the internal
display panel to match the resolution
of the external display device.
F5
FN + F5
Enables or disables the Touch Pad.
F6
FN + F6
Moves media backward (seven
seconds for videos and live TV, one
music track or one DVD chapter at a
time).
F7
FN + F7
Plays or pauses media playback.
F8
FN + F8
Moves media forward (30 seconds
for videos and live TV, one music
track or one DVD chapter).
F9
FN + F9
Decreases the computer's volume.
F10
FN + F10
Increases the computer's volume.
F11
FN + F11
Turns the sound on or off.
F12
FN + F12
Switches the active wireless devices.
FN + 1
FN + 1
Reduces the icon size on the desktop
or the font sizes within one of the
supported application windows.
FN + 2
FN + 2
Enlarges the icon size on the desktop
or the font sizes within one of the
supported application windows.
FN + Space
FN + Space
Changes the display resolution.
FN +
FN +
Turns the keyboard backlight on or
off. This function is supported with
some models.
Satellite U840/U800 Series
User's Manual
3-4