Fanuc Alarm 5: NO DATA AFTER ADDRESS

Fanuc Alarm 30: ILLEGAL OFFSET NUMBER Fanus Control Model: Series 0/16/18/21/30i/31i/32i Description This alarm occurs when the CNC control is commanded to use a Tool Offset Number that does not exist in the machine’s memory or exceeds the maximum limit defined by your system’s parameters. This problem is usually caused by incorrect use of T-codes…

Fanuc Alarm PS891: ILLEGAL COMMAND G05 Fanus Control Model: Series 15 control (including Series 15-MA, 15-TA, 15-MF, and 15-TF). Description When the G05 command is written incorrectly in the program or the controller detects a technical error in the use of the G05 command. One reason for this alarm is that the G05 command is…

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…

Fanuc Alarm 85: COMMUNICATION ERROR Fanus Control Model: Series 16, 18, 21 (including i-Series) Description This alarm appears when there is an interruption in data transmission between the controller and an external device (such as PC or USB). This alarm indicates that while you were loading or downloading a program, an “Overrun,” “Framing,” or “Parity”…

Fanuc Alarm 74: ILLEGAL PROGRAM NUMBER Fanus Control Model: 16/18/21 Fanuc Alarm Description The program number is other than 1 to 9999. Modify the program number.

Fanuc Alarm 3: TOO MANY DIGITS Fanus Control Model: 16/18/21 Fanuc Alarm Description Data exceeding the maximum allowable number of digits was input. (Refer to the item of max. programmable dimensions.)