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thanks, will try that. Full setting sequence doesn't clear it, but it will work through it. Will take a close look at the keypad.

it's a Galaxy 2-20

thanks for the reply. If it does it when setting, continuing as normal, then hitting A will set the alarm as it should. It's what it does when not set that is worrying me most. Master User code - is that just the standard code to set the alarm? Because that's all we have...

Hi, We inherited an ADT/Honeywell system when we bought our house last year. Lately it has been working ok, but with a few extra messages when setting/unsetting the alarm, but over the weekend when we were out of the country, it went off throughout the night for no apparent reason, which...