SIGNALS SILENCED: NFS-320 Trouble Code | Fire Alarm Resource Center
SIGNALS SILENCED
trouble
Notifier NFS-320
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What This Code Means
The panel sounder and any activated outputs that are programmed as silenceable have been silenced by pressing the SIGNAL SILENCE key.
Common Causes
1Pressing the SIGNAL SILENCE key
2An active CO alarm condition
Resolution Steps
Check the Alarm message for the location and type of trouble. Correct the condition causing the CO alarm. When you finish correcting the CO alarm condition, press the SYSTEM RESET key to return the control panel to normal operation (indicated by the “System Normal” message).