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SELF TEST FAILEDtrouble

Notifier NFS-320: SELF TEST FAILED

Notifier NFS-320·0 views·0 field notes

What This Code Means

Diagnostic test failed.

Common Causes

  • 1Internal hardware failure
  • 2Software error

Resolution Steps

Call Technical Services.

Manual References(2)

Field Notes

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Related Codes

Photo/CO (P Sup)Indicates activation of the Photo element of a detector, which triggers the SUPERVISORY LED.Low Chamber valueThe detector chamber value has dropped below the allowed limit.Photo/COIndicates activation of the Photo, Heat, or CO element of a detector.Photo/CO (C Sup)Indicates activation of the CO element of a detector, which triggers the SUPERVISORY LED.Maintenance AlertIndicative of dust accumulation that is near but below the allowed limit.

Related Questions

How does the NFW2-100 ground fault detection work?What battery size does the NFW2-100 require, and how do I silence a battery trouble condition after replacement?What batteries does the NFS-320 use, and when is an external battery box required?
All NFS-320 trouble codesNFS-320 panel page