Fanuc Alarm 6: ILLEGAL USE OF NEGATIVE SIGN
Fanus Control Model: 16/18/21, 16i/18i/21i
Alarm Description
Sign “ – ” input error (Sign “ – ” was input after an address with which it cannot be used. Or two or more “ – ” signs were input.) Modify the program.
Help the CNC Community: How Did You Fix It?
If you have encountered this Fanuc 6 ILLEGAL USE OF NEGATIVE SIGN error code before or know a proven troubleshooting step to resolve it, please share your solution in the comments below