dang. stupid Directv OTA tuner is acting up. It won't see the main channels for fox and abc! WTF?? It shows the sub-channels (e.g, 2.2, or 7.2, 7.3) but when I try the 2.1 or 7.1 it says "no signal". Makes no sense other then it is broken (I can see those channels with my TV tuner.) wonder what...