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Primary Phone Line Faulttrouble

Fire-Lite MS-5024: Primary Phone Line Fault

Fire-Lite MS-5024·2 views·0 field notes

What This Code Means

The panel has detected a loss of voltage or connection on the primary telephone line.

Common Causes

  • 1Cut or disconnected phone line
  • 2Telephone company service outage
  • 3Faulty RJ31X jack

Resolution Steps

Check the primary phone line connection at the panel and the RJ31X jack. Verify the phone line has active voltage from the utility provider.

Manual References(4)

Field Notes

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Related Codes

Zone 1 disabledA specific initiating zone has been manually deactivated by a user, preventing it from triggering alarms or reporting troubles.System Off NormalThe system is in a non-standard operating mode, such as Troubleshoot or Programming mode.AC Loss (shown only when requested)The AC ON indicator turns off and the trouble LED turns on when the AC line voltage drops below the Low Line threshold.No batteryThe panel does not detect any battery connected to the charging terminals.Ground faultThe control panel has detected that a supervised circuit, such as a zone or NAC, is in contact with earth ground.

Related Questions

How do I set zone types on the MS-5024?What batteries does the MS-9600 use?What is the maximum SLC loop capacity of the MS-5024, and which Fire-Lite detectors and modules are compatible?
All MS-5024 trouble codesMS-5024 panel page