Thanks to bernardgreen, Doggit and M1Chanical for helpful replies.
Still can't understand why the manufacturer don't provide a function for the owner to power-off the alarm completely at the control panel.
In my road we're having intermittent power cuts - e.g. for just 5 minutes at nearly...
OK thanks. Just seems a bit odd that there's no way to fully turn the system off from the control panel - without either the alarm going off or, as you're saying, removing the batteries.
Any helpful experts out there who know about the Accenta G3 alarm?
Mine's about 8 years old. It's not armed but the power supply is on, so there's a visual warning outside of the flashing light. Problem is, every time there's a power cut (which happens a bit too often round here) the alarm...