I went nuts with the cable connection this weekend also! Tried a different coax, tighten every coax cable I could get too......since the weather was kind of bad, I decided to go up to the park office and ask the lady if they were having satellite difficulty. They knew we were newbie's, and her husband over heard the conversion and immediately know what it was. I had to look all over, but found it in the cabinet above the TV, hid by that input selector box.....small push switch with a green light........pressed it, and clear as day...my cable