For DSC alarms refer to your manual, If you don’t have one see our customer page to find yours. Press *2 and refer to the trouble conditions in the manual, when you have seen the trouble press # to exit. For Ademco the trouble should show on the keypad and make you acknowledge it prior to being able to arm it. Press your code plus the off or 1 key to clear.
Some basic troubles are phone line trouble (check your phone), AC power fail (check your power) and Low battery( batteries last around 3 years). If these conditions persist please call us for service. If you see general systems troubles or call for service this trouble requires a service call.