Acer Aspire 1690 - Function Keys (Fn) - Display & Audio; Function Keys (Fn) - Brightness & Media

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