Mitsubishi Electric CR800 Series - 4 Appendix; Error List

4 Appendix
4-1
4. Appendix
4.1. Error list
The errors which occur only when the Ethernet function is used are listed as follows.
Error No.
Error causes and remedies
7810
 Parameter ***** setting error of Ethernet interface parameter.
Cause) ***** parameter is wrongly set. (The parameter name is input in *****.)
Measures) Check the setting content of the parameter.
7820
 MXT Command time out.
Cause) The time set in parameter MXTTOUT was exceeded.
Measures) Check parameter MXTTOUT.
7840
 Received MXT command data illegal.
Cause) The command argument and data type do not match.
Measures) Check the contents of the command and the communication data packet to be transmitted.
7860
 Setting error of SLMP parameter.
Cause) The communication port numbers (parameter: SLMPPORT) overlap with another function.
Measures) Change the parameters so that the communication port numbers to not overlap with another
function.
7870
 CC-Link IE Field Network Basic communication error.
Cause) Communication using CC-Link IE Field Network Basic has been disconnected.
Measures) Check whether the network cable is connected, and check the settings for time out on the
master side and other parameters.
For the other errors except these, refer to the errors list of the instruction manual of the controller.