There is a blank screen being projected:
Confirm the PC is powered on.
The sound is not working
There should be a set of speakers on the smartcartsmart cart. Make sure they are powered on and connected to the PC.
Projector is not showing the same screen as the monitor, but it is showing a desktop
This is usually caused by the display settings being set to extend instead of Duplicate. Press the “Windows” key and the “P” key at the same time to display the project menu. Select “Duplicate”.