Acer Extensa 500 Service Manual page 16

Hot Key Icon
Fn-F7
Fn-F8
Fn-
Fn-
Fn-
Fn-
16
Function
Touchpad on/off
Speaker on/off
Contrast up
Contrast down
Brightness up
Brightness
down
Description
Turns the internal touchpad on
and off.
When you connect an external
PS/2 mouse, the computer
automatically disables the
touchpad.
Turns the speakers on and off;
mutes the sound.
Increases the screen contrast
(available only for models with
HPA displays).
Decreases the screen contrast
(available only for models with
HPA displays).
Increases the screen brightness.
Decreases the screen brightness.
System Introduction