BCD436HP Key Sequence Chart??

Everybody I know thinks of me as a techno-weenie geeky type guy who can usually figure out any gadget handed to me, but this 436HP has me bug-eyed and befuddled and going bonkers in a bunker, seriously folks. Just when I think I got it down how to program this thing, I don't. I think I have all the correct keys put into Sentinel for what I want to listen to, but I am missing something...either the sequence to enter them or some hidden trick in the Menu that I have overlooked. Is there a key sequence reference chart somewhere that I can refer to? This one has me confused. I can get to my trunk system, but not the channels I have number tagged....site...department...and channel right. I have doubled back and read the tips and tricks, have all the service types on that I need, the set scan location, the this and that. Nada. I never thought I would have to cry for help, but here I am...

BCD436HP Key Sequence Chart??