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the amber light on the display panel remains on and there is a pipping noise every 30 seconds. The display shows 'alarm alarm' but the alarm is not going off as it was disarmed by my fob key when I entered the house. How do I silence the pipping noise until I can sort out whether it is the...

After installing HSA6400 this morning and just completed fixing the siren for some reason the PIR on the landing activated and eversince the alarm went off and we finally managed to stop it, we have been unable to activate the PIR again even though we have reprogrammed the whole system again...