My info from the hangar will probably not be too helpful since it is basic install and pinout data. Mine is an AIM-2 and not a 2000 like I thought earlier. However, I did find some contact info for when I had to have the processor reprogrammed.
911 Primrose Ave Unit P
Monrovia, CA 91016
Harry - 626-358-0228
This is the company that handled IK tech issues. Info is dated (over 10 years). I can send you a PDF of what I have just PM me an address.
RV-9 N659DB - Flying since 7/1/06
Hatz CB-1 - Fabric covering with Polyfiber.
Warner Robins, GA