Fanuc Alarm 46: ILLEGAL REFERENCE RETURN COMMAND
Fanus Control Model: 16/18/21, 16i/18i/21i
Alarm Description
Other than P2, P3 and P4 are commanded for 2nd, 3rd and 4th reference position return command.
Help the CNC Community: How Did You Fix It?
If you have encountered this Fanuc 46 ILLEGAL REFERENCE RETURN COMMAND error code before or know a proven troubleshooting step to resolve it, please share your solution in the comments below