Gateway 450ROG User Manual page 39

Press and hold F , then
N
press this system key...
Home
PgUp
PgDn
To...
Decrease the brightness of the display.
Mute the sound. Press the key combination again to restore the
sound. For more information, see
page 96.
Increase volume. For more information, see
volume" on page 96.
Decrease volume. For more information, see
volume" on page 96.
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Using the keyboard
"Adjusting the volume" on
"Adjusting the
"Adjusting the
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