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Edwards Est
Est3
Mn Pasm2 Trouble

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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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Preamp Supervision Module Trouble: EST3 Trouble Code | Fire Alarm Resource Center

Preamp Supervision Module Trouble

trouble

Edwards EST EST3

66 views·0 field notes

What This Code Means

The system has detected a fault in the preamp (line level) audio signals.

Common Causes

1Loss of audio signal
2Wiring fault in preamp circuit
3Module failure

Resolution Steps

Check the MN-PASM2 module and associated audio wiring for opens or shorts. Verify the audio source is providing a valid signal to the preamp.

Manual References(2)

1edwards estEST3Installation2008p. 8Open

2edwards estEST3XInstallation2013p. 21, 24, 26, 27, 30 +5Open

Field Notes

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Related Codes

TROUBLEA general fault condition exists within the system, indicating the alarm system may not function correctly.ALARMThe system has detected a fire or other life-threatening emergency condition.CPU FAILThe central processing unit has detected an internal processor failure.GND FAULTThe SFS1-CPU module has detected an unintended connection between a system circuit and the earth ground.Dirty Devices > 80%An addressable smoke detector has reached a high level of contamination and requires immediate cleaning or replacement.

Related Questions

What causes a MAPFAULT trouble on an EST3 and how do you clear it?How many addressable devices can an EST3 node support, and what cards provide the SLC loops?How do I decode an EST3 trouble address like '03030681'?

All EST3 trouble codes EST3 panel page