Set video output
Set video output to HDMI
Open a terminal and run this command as super user:
sudo udooscreenctl set hdmi
Set video output to LVDS 7-inches panel
Open a terminal and run this command as super user:
sudo udooscreenctl set lvds7
Set video output to LVDS 15-inches panel
Open a terminal and run this command as super user:
sudo udooscreenctl set lvds15
Set as headless device (disable video output)
This is useful to disable the HDMI chip, saving power. Open a terminal and run this command as super user:
sudo udooscreenctl set headless
Get current output
Open a terminal and run this command as super user:
sudo udooscreenctl get
to get current output device. Possible outputs are:
- 
hdmi
- 
lvds7
- 
lvds15
- 
headless
 UDOO Quad/Dual Documentation
 
UDOO Quad/Dual Documentation