Congratulations and welcome.
If you haven't already, download and read Ed's excellent crowd sourced Axis/Vegas owner's manual found here:
http://www.thorforums.com/forums/f10...nual-4961.html
As far as your TV issues: I'd remove the plate where the amplifier switch is and tighten all the connections behind it. You'll find a splitter there so that will have the most connections.