Getac B300 User Manual page 31

Key
Increases the sound volume.
Switches the display output to the next choice if an external display
(either VGA or HDMI) is connected.
The hot keys are equivalent to
Choices are:
LCD only
LCD + External display (Duplicate)
LCD + External display (Extend)
External display only
Decreases the LCD brightness.
The LCD still has 2 nits brightness when you reach the lowest
level.
Increases the LCD brightness.
Switches the touchscreen on and off (option).
Switches the touchpad off and on.
Switches the system sound output off (mute) and on.
Switches the display on and off.
Serves as the sleep button that you can define with Windows'
Power Options.
Description
Windows logo key + P.
Operating Your Computer
2-5