How to Diagnose AC fail on DS9400 Series & 7024 Series Fire Panel
The keypad on my D7024 said System Shutdown and was counting down.
The panel is running on battery and there is no AC. The panel is in a low battery condition and is shutting down to save the batteries from deep discharge.
Part numbers FPD-7024, D7024, DS9400, DS9400I, DS9400M