Mitsubishi MELSEC-Q Series User Manual page 148

3
CONCEPT FOR MULTIPLE CPU SYSTEM
(3) System recovery procedure
3
- 37 3.10 Operation for CPU module stop error
Observe the following procedures to restore the system.
1) Confirm the error-derected CPU No. and error cause with the PLC diagnostics
on GX Developer.
2) Remove the error cause.
3) Either reset the CPU No.1 or restart the power to the programmable controller
(power ON OFF
All CPUs on the entire multiple CPU system will be reset and the system will be
restored when CPU No.1 is reset or the power to the CPU is reapplied.
ON).