So update to this. Got a THIRD BKM-24N, same exact problem. So it appears to be something wrong with my BVM-20F1U. Anyone have any ideas, or am I just not going to be able to have Y/C?
So I picked up one of these about a month ago from a public surplus sale, and for the most part it seems to work fine. One problem I am having though, is that it has two input adapters installed. A BKM-20D and a BKM-24N. The 20D seems to work perfectly fine, but the 24N is the part that has the...