This is probably not the problem but it is worth trying b/c it is easy. There is a little plug
on the back of the repeaters that has a a desecant(sp?) in it. When I had a problem with my repeaters I put this plug
in the oven
for a hlaf hour at a warm temperature and then let it cool and put it back in and the repeater worked fine. Since you are not getting data I doubt this is the problem but it may be worth a shot.
Between us there was, as I have already said somewhere, the bond of the sea. Besides holding our hearts together through long periods of separation, it had the effect of making us tolerant of each other's yarns -- and even convictions. Heart of Darkness