I currently have a 5 LNB dish and a 3 LNB dish. My 3 LNB dish is located on one side of the house and my 5 LNB is located on the other. I have a H21-100 receiver that I want to connect to the 3 LNB dish. I went through the Satellite Setup menu and chose 3 LNB dish. When it gets to the "Receiving...