Ok, I need help and I can't figure out what's going on. My old Dvr crapped out on me so I went down to Cox and picked up a replacement unit. Here's my issue I hooked up the DHC3416 the same way the old unit was hooked up. I have a Hdmi cable connecting the unit to my Sharp 42 LCD, My PS3 is also hooked up by Hdmi and I have a the fiber optics cable connected to my receiver. My issue is that I don't get any audio through my receiver from my DVR. My audio is fine for...