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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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NO OUT: 4100ES Trouble Code | Fire Alarm Resource Center

NO OUT

trouble

Simplex 4100ES

64 views·0 field notes

What This Code Means

During a TrueAlert ES self-test, no light or sound output was detected from the appliance.

Common Causes

1Failed strobe or horn component
2Blocked sensor on appliance
3Hardware failure

Resolution Steps

Inspect the specific appliance for physical damage or obstructions and replace the unit if it fails manual testing.

Manual References(3)

1simplex4100ES Fire Control UnitsDatasheet2025Open

2simplex4100ESProgramming2011Open

3simplex4100ESInstallation2017p. 12Open

Field Notes

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Related Codes

No Answer/Bad AnswerA programmed device is either not responding or is sending invalid data to the panel.Output AbnormalAn output circuit, such as a NAC, is not in its expected electrical state.Extra DeviceA device is responding at an address that has not been programmed into the system configuration.Class A TroubleA break in the wiring has occurred on a Class A (Style 6 or 7) circuit.DIAGNOSTIC LED ACTIVEThe system diagnostic LED is currently active, indicating a diagnostic process is running or a hardware fault is being signaled.

Related Questions

What does 'IDNet Extra Device' trouble mean on the 4100ES and how do I resolve it?What is IDNet and how does it differ from other SLC protocols like FlashScan or Signature?How do I connect the 4100ES to a network of other Simplex panels using ES Net?

All 4100ES trouble codes 4100ES panel page