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As can be seen from previous posts I am currently attempting to re establish an inherited Scantronic 9800 alarm system, decommissioned some years ago. I am slowly getting my head around the operations of the Keypad (Series 3200) What I am now trying to get straight in my head is the zoning...

I inherited what I now believe to be an ADT alarms system with my home; a SCANTRONIC 9800 system. Due to various works around the home I disconnected the system some years ago. I did myself a wiring diagram and so have all the termiantions noted with the exception of the outdoor sounder and...