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E7
trouble

Silent Knight SK-5207

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What This Code Means

This code indicates a trouble condition with the panel's EEPROM (Electrically Erasable Programmable Read-Only Memory).

Common Causes

  • 1Problem with EEPROM chip
  • 2EEPROM malfunctioning

Resolution Steps

Replace the EEPROM chip. If the problem occurs during programming, obtain a new default EEPROM from Silent Knight.

Manual References(3)

Field Notes

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Related Codes

A2A trouble condition exists on notification circuit 2 (bell output 2), or the power supply and panel voltage selections are not the same.F3This code indicates a trouble condition with remote annunciator number 3 on the system bus.FAILED DFThe communicator has failed to report an event to the central station after the programmed number of attempts have been made.BUS TROUBLEThe annunciator data wires are shorted or reversed.DATA LOSTThe communicator has lost data that was being transmitted to the central station, or the alarm memory buffer is full.

Related Questions

How do I wire Class B vs. Class A zone loops on the SK-5207, and what end-of-line resistor value is required?How do I program Relay 3 on the SK-5207 to activate on all trouble conditions?Which two-wire and four-wire smoke detectors are compatible with the SK-5207?
All SK-5207 trouble codesSK-5207 panel page