Asus P2M - Manual (Page 39)

LED projector E-Manual 9
VGA HDMI
Contrast
Press this button to set the difference between lighten or darken
your projection onscreen.
VGA HDMI
Media Center*
Press this button to launch the Media Center.
NOTE: For more details, refer to the Using the Media Center section in
this manual.
VGA HDMI
VGA*
Press this button to start the connection with your input device via
the mini VGA port.
VGA HDMI
HDMI*
Press this button to start the connection with your input device via
the HDMI port.
* on selected models only