Fanuc Alarm 60: SEQUENCE NUMBER NOT FOUND

Fanuc Alarm 34: NO CIRC ALLOWED IN ST–UP /EXT BLK Fanus Control Model: Series 0i / 16i / 18i / 21i / 31i / 32i Description This alarm (Fanuc Alarm 34) occurs when you are starting (Start-up block) or ending (Cancel block) Cutter Radius Compensation using G41 or G42, and write Circular Interpolation (G02/G03) instead…

Fanuc Alarm 31: ILLEGAL P COMMAND IN G10 Fanus Control Model: Series 16i / 18i / 21i (Models A and B) and Series 30i / 31i / 32i Description When you use the ‘P’ command incorrectly with a G10 code. The value written after ‘P’ is either outside the offset number that is available in…

Fanuc Alarm 118: PARENTHESIS NESTING ERROR Fanus Control Model: 16/18/21 Fanuc Alarm Description The nesting level of brackets or parentheses in a macro expression exceeds the limit of 5 levels.

Fanuc Alarm 72: TOO MANY PROGRAMS Fanus Control Model: 16/18/21 Fanuc Alarm Description The number of programs to be stored exceeded 63 (basic), 125 (option), 200 (option), or 400 (option) or 1000 (option). Delete unnecessary programs and execute program registration again.

Fanuc Alarm PS017 ILLEGAL MODE FOR GOTO/WHILE/DO Fanus Control Model: 10/11/12/15/15i Description This alarm appears when the control system has difficulty executing these macro statements such as GOTO, WHILE, or DO. Does your CNC controller accept these specific commands or is there a fundamental error in the program logic that violates the prevailing rules of…

In the world of CNC machining, encountering a FANUC 401 Alarm can bring production to a grinding halt. This specific error is one of the most common—yet occasionally frustrating—faults found in FANUC Alpha and Beta series drive systems. Specifically, the 401 alarm stands for “V-Ready Off.” In simpler terms, the CNC control is expecting the…