Fanuc Alarm 4507: ILLEGAL COMMAND IN SQUARE
Fanuc Alarm 4507: ILLEGAL COMMAND IN SQUARE
Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series
Fanuc Alarm Description
In a square (G87) command, the tool size (P,Q) was set to zero or a negative value, or the blanking length (I, J) was three times larger than the tool size (P, Q) or less. Alternatively, I, J, P, or Q was not specified.
Have you faced Fanuc Alarm 4507 ILLEGAL COMMAND IN SQUARE on your machine? Share your experience or troubleshooting tips in the comments below to help other CNC operators and programmers clear this error faster!
