Well, I found out that when the battery is kaput, the error code can read anything, r2,r1,r4 etc even if they are not connected.
Put a new battery, and do full system reset and reprogram
My system is up and running.
Hi, I am an avid DIY enthusiast, Have Msc. in Power Control, I build Houses, do Car Make overs, and am a perfectionist. Would like to meet people with similar interest.
Hi, I. need help on the above panel which I installed in my house about 15 Years ago. Once when disarmed , the internal sounders went off and error code R2 appeared during a storm. I suspected the antitamper switch behind the 2nd keyboards could have triggered due to a banging front door.. i...