hi john----yes i can get into eng.mode & i can reprog. i have the door contacts on 1 zone & 12 p.i.r.s connected to the other 11 zones,the 2zones that are connected together are in the hallway(its T shaped).i have 4 wires coming from each p.i.r. red from no.1 tamp,blue from no.3 +,yellow from...