![]() If it does, then you can either use an HDMI-to-DisplayPort cable or an HDMI-to-DisplayPort adapter. ![]() DisplayPort: These are more commonly on desktop video cards, but your laptop may have one.You can use a cable with HDMI on one end and HDMI type-c on the other or an adapter. Mini HDMI Port: Also known as HDMI type-c, these are functionally identical to HDMI, just much smaller.HDMI is the easiest way to connect a projector to your laptop. HDMI Port: If your laptop has a full-sized HDMI port and your projector has the same type of port, you won’t need an adapter.VGA connections may be labeled "VGA," "DB-15," "Computer" or "Data." Typically, you either press the button for your connection, or a button marked "Input" or "Source" on the projector or its remote to cycle through the inputs until the right one is selected. If you're using HDMI, check to make sure not just that the projector is using HDMI as a source, but also that it is using the HDMI port to which your laptop is connected. ![]() Most projectors have multiple inputs, and if the one you're using isn't selected, your image won't show up. Cables can also shake loose, especially if you're using a large and heavy 15-pin VGA, or Video Graphics Adapter, cable that doesn't have thumbscrews to hold it in place. Others have relatively quick auto-shut-off functions that turn them off between the time you turn them on and the time that you get your laptop computer in place, connected and ready to check. Many projectors require you to hold the "Power" button down for a little while to turn them on. When your laptop's display isn't being projected, the first things to check are the most basic ones.
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