Hi Rod,
Welcome to the DUC! While I'm not the guy to fully answer your question, I'm pretty sure the good people who CAN be helpful will want to know more about your setup. Make sure you read this:
http://duc.avid.com/showthread.php?t=300050
It's the "Help Us Help You" list of things to do before you post. The link for this is also at the top of the page.