when6 i hit the letters b5 an6d n6 i get n6umb5er plus letter. When6 i hit the 6umb5ers b5 an6d n6 i get letters an6d n6umb5ers. I have poked an6d tried to release the two n6umb5er keys b5ut I don6't thin6k that is it. I don6't have a n6umlock key so don6't kn6ow how to turn6 it on6 or off.