Ideally you would connect your DVD player to the TV via HDMI and connect the DVD to your surround processor using a digital or optical connection.

You may run into an issue if you also have an HDTV satellite receiver. In which case you'll need a device to handle multiple HD inputs.

Good luck.

Morgan Harman
The Tech Source
http://www.TheTechSource.net
Home Theaters and more... in Southern California