INVREPtrouble

Notifier NFW2-100: INVREP

Notifier NFW2-100·1 view·0 field notes

What This Code Means

Invalid reply from the addressable device, indicating a hardware problem.

Common Causes

1Internal device hardware failure
2Electrical noise on SLC loop
3Duplicate device address

Resolution Steps

Verify that no two devices share the same address. Check for sources of EMI/RFI interference. Replace the device if it continues to provide an invalid reply.

Manual References(1)

1notifierNFW2-100Installation2005p. 18, 127, 107, 109, 126, 6, 150, 151, 104, 106Open

Field Notes

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Related Codes

TEST FIndicates a detector has failed the automatic test operation of its sensing chamber and electronics.COMM FAULT 1The control panel has failed 10 total attempts to communicate with the primary Central Station phone number.AC_FAILThe control panel has lost primary AC power.NAC 1 FAULTA fault condition (open or short) on Notification Appliance Circuit 1.SW TBLIndicates a module has failed the testing of its Class A switching relay.