Press and hold F
N
press this system key...
, then
To...
Decrease the brightness of the display.
Mute the sound. Press the key combination
again to restore the sound. For more
information, see
page
28.
Increase volume. For more information, see
"Adjusting the volume" on page
Decrease volume. For more information,
see
"Adjusting the volume" on page
Using the keyboard
"Adjusting the volume" on
28.
28.
25