English – Acer Extensa 4100 User Manual
Page 28
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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
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