Acer Aspire 5538 Series Quick Manual page 6

6
Hotkey Icon
<Fn> + <F5>
<Fn> + <F6>
<Fn> + <F8>
<Fn> + < >
<Fn> + < >
<Fn> + < >
<Fn> + < >
Function Description
Display Switches display output between the
toggle display screen, external monitor (if
connected) and both.
Screen Turns the display screen backlight off
blank to save power.
Press any key to return.
Speaker Turns the speakers on and off.
toggle
Brightness Increases the screen brightness.
up
Brightness Decreases the screen brightness.
down
Volume up Increases the sound volume.
Volume Decreases the sound volume.
down