Optima XL4
We had an area power cut lasting a couple of seconds. Several neighbour's alarms went off. The elderly widow next door could not switch her alarm off. I disconnected the power supply and it's off. Each time I plug it back in the alarm bells rings (literally).
Any ideas?
TIA
We had an area power cut lasting a couple of seconds. Several neighbour's alarms went off. The elderly widow next door could not switch her alarm off. I disconnected the power supply and it's off. Each time I plug it back in the alarm bells rings (literally).
Any ideas?
TIA