You do have enough signal in TP1 for the channels to come in though, low but you still have almost 80. I would call E* again and tell them to send you an authorization hit to the 510, and call Tech Support not the regular CSR.
BTW, I forgot that TP 12 is Spotbeam now so you will get 0.
BTW, I forgot that TP 12 is Spotbeam now so you will get 0.