This is my situation I have a Paid Subscription for SKY Mexico I got the original receiver the dish and the lnb I brought them from mexico , now what happened like 2 weeks ago they did lower the footprint for our location I'm in TX so I'm no longer able to get the signal on the original SKY Mexico receiver, but when I hook the cable to the viewsat ultra box It does get the channels but with no audio or video..I can only get 2 channels to see (TV Unam and one for the movie previews) but my question is why is that I can get the signal even thought the lowered the footprint for our location with the viewsat box but not with the original Sxy mex box?? any help please!!