Features microprocessor control, hold-off supply failure detection, and automatic battery/piezo self-testing. Installation Guide
If the unit emits fast clicks during a self-test when the cover is closed, the battery may be faulty or disconnected. elmdene 7422-sfg-g3f manual
Tamper Return and Tamper Supply (connect to panel tamper zone). Features microprocessor control
To disable the flashing comfort LEDs, cut the specific white wire loop usually located near the top of the board. hold-off supply failure detection