User manual SILENT KNIGHT SK-4224

[. . . ] SK-2224 Basic Operating Instructions P/N 151064 These instructions must be framed and displayed next to the SK-2224 panel in accordance with NFPA 72 fire code for Local Fire Alarm System. LED (Color) AC (green) Function ON = Good AC OFF = Low AC trouble condition and it was acknowledged FLASHING = Unacknowledged AC Low trouble condition ON = System trouble OFF = System OK FLASHING = At least one serial device is in trouble DOUBLE FLASHING = Two types of serial devices are in trouble. [. . . ] Begin Walk Test End Walk Test Keystrokes Press the appropriate [NAC DISABLE] key. The NAC circuit will be disabled and the corresponding TROUBLE LED will Double Flash. The zone will be disabled and the corresponding TROUBLE LED will Double Flash. This function is not available during an alarm or supervisory condition. Note: Walk test will not activate if the control panel has a trouble, alarm, or supervisory condition. NOTE: The Walk Test feature is not operational during an alarm, supervisory or any system trouble condition. The test ends automatically after 10 minutes of no system activity. [. . . ] Press the [RESET] and [WALK TEST] buttons at the same time. Acknowledge condition (alarm, supervisory, trouble) Silence Panel Perform system reset Manual Dialer Test. [. . . ]