NSM ES II-O

Does anyone know how to program one of these in simple English?  I'd like t=
o say that I don't have a manual, but I do and I don't understand it! Yes, =
I am reading the English parts of the manual, not the German, but it's all =
Greek to me!  I want to set it for 160 selections full of records.  Somehow=
 in mode C9 I need to enter 080 80 to "tell it" that it holds 80 records, a=
nd it has all slots full. I did it once on a different credit-control board=
 but I'll be darned if I can do it again.  From what I recall, there is one=
 step (pressing a certain button) that the manual doesn't mention.