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External N2 Troubletrouble

Simplex 4010ES: External N2 Trouble

Simplex 4010ES·0 views·0 field notes

What This Code Means

The panel has lost communication with all slave cards on the N2 bus.

Common Causes

  • 1N2 bus wiring fault
  • 2Loss of power to slave cards
  • 3Master N2 controller failure

Resolution Steps

Check N2 bus wiring and power to all slave cards; perform a System Reset.

Manual References(5)

Field Notes

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Related Codes

SUPERVISORYA Supervisory condition indicates that some part of the building’s fire protection system is disabled or a lower priority initiating device has been triggered.FIRE MONITOR ZONE OPEN CIRCUIT TROUBLEA trouble message used to indicate that the FACP is impaired due to a break in the electrical path of a circuit.Elevator BypassElevator recall control points are currently bypassed.IDNet Device: M#-# Battery FaultThis trouble indicates that there is a battery failure on the 4009 IDNet NAC Extender device connected to the system.TrueTest Active in SystemThe TrueTest diagnostic feature is currently active.

Related Questions

What are the NAC circuit specifications for the Simplex 4010ES, and how many notification appliance circuits does it support?How do I troubleshoot a ground fault on the Simplex 4010ES?Can the 4010ES be networked with 4100ES panels on ES Net?
All 4010ES trouble codes4010ES panel page