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Phone line 1 trouble detectedtrouble

Silent Knight 5820XL: Phone line 1 trouble detected

Silent Knight 5820XL·0 views·0 field notes

What This Code Means

The panel has detected a failure or loss of voltage on telephone line 1.

Common Causes

  • 1Disconnected phone line
  • 2Loss of voltage from telco
  • 3Faulty phone line monitoring circuit

Resolution Steps

Check the physical connection of phone line 1. Verify the line has dial tone. Ensure the RJ31X jack is wired correctly.

Manual References(4)

Field Notes

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Related Codes

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Related Questions

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