Fanuc alarm: 971 – NMI OCCURRED IN SLC

CNC Machine Alarm Error & Message: 971 – NMI OCCURRED IN SLC
Fanuc Alarm Description:
An alarm condition occurred in the interface with an I/O unit. For PMC-RA1, PMC-RA2, and PMC-RB, check that the PMC control module on the main CPU board is conneted to the I/O unit securely. For PMC-RC, check that the PMC control module on the option 3 board is connected to the I/O unit is supplied with power and that the interface module is intact.

Additional Suggestions & Fanuc alarm: 971 – NMI OCCURRED IN SLC Clarification:
None currently

Troubleshooting Recommendations for (Fanuc alarm: 971 – NMI OCCURRED IN SLC) Error Message:

Fanuc CNC Control Models Applicable:16/18/21, 16i/18i/21i, 160i/180i/210i, , 0i


Fanuc alarm: 971 – NMI OCCURRED IN SLC