Acer Aspire 1690 User Manual page 28

18
Hot Key Icon
Fn-F5
Fn-F6
Fn-F7
Fn-F8
Fn-↑
Fn-↓
Fn-→
Fn- ←
Function
Display toggle
Screen blank
Touchpad toggle
Speaker toggle
Volume up
Volume down
Brightness up
Brightness down
Description
Switches display output
between the display screen,
external monitor (if
connected) and both the
display screen and external
monitor.
Turns the display screen
backlight off to save power.
Press any key to return.
Turns the internal touchpad
on and off.
Turns the speakers on and
off.
Increases the sound volume.
Decreases the sound volume.
Increases the screen
brightness.
Decreases the screen
brightness.