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Hi - I believe the internal sounder is working as when the front door is opened (entry/exit zone triggered - door has a contact fitted) the control panel starts beeping. Have had the alarm on overnight but no internal sound when triggering in the morning so a good 10 hours between setting and...

Hi there, I've just moved into a house which is fitted with a Scantronic 500r+ alarm. Once the alarm is set, if one of the PIRs are triggered, there's a 1 minute delay and then the external siren starts going off. However, there is no internal warning noise (from the control panel?) to...