Fanuc Alarms

Fanuc Alarm 94 P TYPE NOT ALLOWED (COORD CHG) Fanuc Alarm Description P type cannot be specified when the program is restarted. (After the automatic operation was interrupted, the coordinate…

Fanuc Alarm 98 G28 FOUND IN SEQUENCE RETURN Fanuc Alarm Description A command of the program restart was specified without the reference position return operation after power ON or emergency…

Fanuc Alarm 96 P TYPE NOT ALLOWED (WRK OFS CHG) Fanuc Alarm Description P type cannot be specified when the program is restarted.(After the automatic operation was interrupted, the workpiece…

Fanuc Alarm 97 P TYPE NOT ALLOWED (AUTO EXEC) Fanuc Alarm Description P type cannot be directed when the program is restarted.(After power ON, after emergency stop or P/S alarm…

Fanuc Alarm 89 LAN FILE TRANS ERROR(CHANNEL–2) Fanuc Alarm Description File data transfer over the OSI–Ethernet was terminated as a result of a transfer error.

Fanuc Alarm 88 LAN FILE TRANS ERROR(CHANNEL–1) Fanuc Alarm Description File data transfer over the OSI–Ethernet was terminated as a result of a transfer error.

Fanuc Alarm 87 BUFFER OVERFLOW Fanuc Alarm Description When entering data in the memory by using Reader / Puncher interface,though the read terminate command is specified, input is not interrupted…

Fanuc Alarm 86 DR SIGNAL OFF Fanuc Alarm Description When entering data in the memory by using Reader / Puncher interface,the ready signal (DR) of reader / puncher was off.Power…

Fanuc Alarm 85 COMMUNICATION ERROR Fanuc Alarm Description When entering data in the memory by using Reader / Puncher interface,an overrun, parity or framing error was generated. The number of…

Fanuc Alarm 83 ILLEGAL AXIS COMMAND IN G37 Fanuc Alarm Description M series In automatic tool length measurement, an invalid axis was specified or the command is incremental.Modify the program….

Fanuc Alarm 82 T–CODE NOT ALLOWED IN G37 Fanuc Alarm Description T series T code and automatic tool compensation (G36, G37) were specified in the same block. (Automatic tool compensation…

Fanuc Alarm 82 H–CODE NOT ALLOWED IN G37 Fanuc Alarm Description M series H code and automatic tool compensation (G37) were specified in the same block. (Automatic tool length measurement…

Fanuc Alarm 81 OFFSET NUMBER NOT FOUND IN G37 Fanuc Alarm Description M series Tool length automatic measurement (G37) was specified without a H code.(Automatic tool length measurement function) Modify…

Fanuc Alarm 80 G37 ARRIVAL SIGNAL NOT ASSERTED Fanuc Alarm Description M series In the automatic tool length measurement function (G37), the measurement position reach signal (XAE, YAE,or ZAE) is…

Fanuc Alarm 79 PROGRAM VERIFY ERROR Fanuc Alarm Description In memory or program collation,a program in memory does not agree with that read from an external I/O device. Check both…

Fanuc Alarm 78 NUMBER NOT FOUND Fanuc Alarm Description A program number or a sequence number which was specified by address P in the block which includes an M98, M99,…

Fanuc Alarm 77 SUB PROGRAM NESTING ERROR Fanuc Alarm Description The subprogram was called in five folds. Modify the program. Applies to Fanuc CNC Controls 21 Model B

Fanuc Alarm 76 ADDRESS P NOT DEFINED Fanuc Alarm Description Address P (program number) was not commanded in the block which includes an M98, G65, or G66 command. Modify the…

Fanuc Alarm 75 PROTECT Fanuc Alarm Description An attempt was made to register a program whose number was protected. 30i, 31i, 32i Model A An attempt was made to register…

Fanuc Alarm 74 ILLEGAL PROGRAM NUMBER Fanuc Alarm Description The program number is other than 1 to 9999.Modify the program number. Applies to Fanuc CNC Controls 21 Model B

Fanuc Alarm 73 PROGRAM NUMBER ALREADY IN USE Fanuc Alarm Description The commanded program number has already been used. Change the program number or delete unnecessary programs and execute program…

Fanuc Alarm 72 TOO MANY PROGRAMS 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…

Fanuc Alarm 71 DATA NOT FOUND Fanuc Alarm Description The address to be searched was not found.Or the program with specified program number was not found in program number search.Check…

Fanuc Alarm 69 FORMAT ERROR IN G70–G73 Fanuc Alarm Description T series The final move command in the blocks specified by P and Q of G70, G71, G72, and G73 ended…

Fanuc Alarm 67 CAN NOT ERROR IN MDI MODE Fanuc Alarm Description T series G70, G71, G72, or G73 command with address P and Q. Modify the program. Applies to Fanuc…

Fanuc Alarm 66 IMPROPER G–CODE IN G71–G73 Fanuc Alarm Description T series An unallowable G code was commanded beween two blocks specified by address P in G71, G72, or G73. Modify…

Fanuc Alarm 65 ILLEGAL COMMAND IN G71–G73 Fanuc Alarm Description T series 1. G00 or G01 is not commanded at the block with the sequence number which is specified by address…

Fanuc Alarm 64 SHAPE PROGRAM NOT MONOTONOUSLY Fanuc Alarm Description T series A target shape which cannot be made by monotonic machining was specified in a repetitive canned cycle (G71 or…

Fanuc Alarm 63 SEQUENCE NUMBER NOT FOUND Fanuc Alarm Description T series The sequence number specified by address P in G70, G71, G72, or G73 command cannot be searched. Modify the…

Fanuc Alarm 62 ILLEGAL COMMAND IN G71–G76 Fanuc Alarm Description T series 1. The depth of cut in G71 or G72 is zero or negative value. 2. The repetitive count in…

Fanuc Alarm 61 ADDRESS P/Q NOT FOUND IN G70–G73 Fanuc Alarm Description T series Address P or Q is not specified in G70, G71, G72, or G73 command. Modify the program….

Fanuc Alarm 70 NO PROGRAM SPACE IN MEMORY Fanuc Alarm Description The memory area is insufficient.Delete any unnecessary programs, then retry. Applies to Fanuc CNC Controls 21 Model B 30i,…

Fanuc Alarm 60 SEQUENCE NUMBER NOT FOUND Fanuc Alarm Description Commanded sequence number was not found in the sequence number search.Check the sequence number. 30i, 31i, 32i Model A [External…

Fanuc Alarm 59 PROGRAM NUMBER NOT FOUND Fanuc Alarm Description In an external program number search, a specified program number was not found. Otherwise, a program specified for searching is…

Fanuc Alarm 57 NO SOLUTION OF BLOCK END Fanuc Alarm Description Block end point is not calculated correctly in direct dimension drawing programming. Modify the program. Applies to Fanuc CNC Controls 21…