Just upgraded from XP Media Centre to Windows 7 Media Centre. On my old setup I used to output audio via analog to the tv and via optical to my amp. If I was watching normal tv the amp was off and audio would run through the TV. If I was listening to music or watching a film I would mute the tv and turn...

I want to set up surround sound for my HTPC. I have a Windows 7 computer with a motherboard sound card as well as a PCI sound card. I have a HDTV hooked up to a receiver. The computer sends video through HDMI to the tv. (The receiver does not have HDMI). The motherboard has an ATI HD 3300 which has an...