You need to purchase the separate IR Module and install it per the picture below:
If you receive this message, the list below could be the potential issue:
- In the projector menu under Interactive, you need to select the IR Camera mode.
- If the option to select IR camera is grayed out, then check to see that the IR module is installed correctly. Make sure the pins are lined up and inserted into the connector properly.
- If this is selected, check to see if you have a USB cable connecting the projector to your PC.