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Notifier
Nfs2 3030
Loop X X Comm Failure

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System TroubleSupervisoryGround FaultNACCommunicationPowerDeviceNetwork

Troubleshooting Tip

When diagnosing codes, always check the event history log first. Many trouble conditions are intermittent and tied to environmental factors like temperature or moisture.

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LOOP x- x COMM FAILURE: NFS2-3030 Trouble Code | Fire Alarm Resource Center

LOOP x- x COMM FAILURE

trouble

Notifier NFS2-3030

74 views·0 field notes

What This Code Means

Communication has failed for the specified pair of loops.

Common Causes

1LCM or LEM module failure
2Power loss to loop modules

Resolution Steps

Inspect and service the LCM and LEM modules associated with the failed loops.

Manual References(1)

1notifierNFS2-3030Operations2016p. 30Open

Field Notes

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Related Codes

NO POWER SUPPLY INSTThe address of the main power supply (AMPS-24) has not been correctly entered in programming.NCM COMM LOSSCommunication is lost between the CPU-3030 and the Network Communications Module (NCM).PROGRAM CORRUPTEDThe panel's programming database is corrupt.STYLE 6 POS LOOP xA short circuit exists on the positive side of SLC loop x.GROUND FAULTA ground fault condition has been detected on the main, auxiliary, or DAL device power supply, or within the panel itself.

Related Questions

What is the maximum SLC loop and device capacity of the NFS2-3030, and how does it expand beyond one loop?I'm getting AUXILIARY TROUBLE on my Notifier NFS2-3030. What should I check?What does 'NO ANSWER on Loop X' mean on the NFS2-3030 and how do I diagnose it?

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