For those of you that haven't seen it, I created a guide for using HDTV within MediaPortal over in the Hardware Selection Help area. Check it out and let me know if I need to make changes/corrections before I put it in the Wiki.
https://forum.team-mediaportal.com/viewtopic.php?t=16561
https://forum.team-mediaportal.com/viewtopic.php?t=16561