For best results, connect your video equipment to the HDMI port, if possible. If your equipment doesn’t support HDMI, connect it to one of the following ports (highest quality listed first): Component (for component video),
Connect video equipment to one of these ports
Connect a computer to one of these ports
When you connect a large or heavy cable to the projector, such as an HDMI cable, it is recommended that you fasten it to one of the two holders using a commercially available cable tie.
20 Setting Up the Projector