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The following fault, error, and alarm are each indicative of possible cable or connection problems.

  • F125 on the AKD, "Fieldbus Sync frames lost."
  • E30 in KAS, "EtherCAT communication failure during operational mode."
  • A38 in KAS, "EtherCAT missed a receive frame during operational mode."

The command ECAT.DIAG can be executed in the workbench terminal to help identify the location of the problem after it occurs.

The following is an example of the output from this command.