MITSUBISHI ELECTRIC MOTION CONTROLLERS Q172DCPU - Manual (Page 160)

APP - 25
APPENDICES
(4) Release of Multiple CPU related error
The release operation of errors that continues operation for CPU can be
executed.
Release the errors in the following procedure.
1) Remove the error cause.
2) Turn off the Motion error detection flag (M2039).
The special relays, special registers and 7-segment LED for the errors are returned to
the status before error occurs after release of errors.
If the same error is displayed again after release of errors, an error is set again, and
the Motion error detection flag (M2039) turns on.