HiCan anybody help me to configure Tata Sky STB with AV in (not thro RF, it works well but inferior quality) with windows media center?The problem is it scans in composite video and picture can be seen in a small window, however in next step it asks for IR receiver detection.what is IR receiver and where to get it and how to connect, only then the set up is complete to watch tatasky thro AV input.have anybody tried successfully or is there any other way to configure for AV input. please helpregardsSinclair