Do you seriously expect someone to be able answer when you give NO INFORMATION about the alarm system.
Which one of the below do you suggest I use to correctly answer your problem for you?
I know what the problem is but >>
A hint :-
I've just spent a couple of hours sorting out 'part' of my intruder alarm manual collection, 16,545 files, I'll do the rest tomorrow.
acorn, March 2012