
8
8.1 Alarms Displayed on NC Screen
470
No. ContentsMessage
073 PROGRAM NUMBER
ALREADY IN USE
The commanded program number has al-
ready been used.
Change the program number or delete un-
necessary programs and execute program
registration again.
074 ILLEGAL PROGRAM
NUMBER
The program number is other than 1 to
9999. Modify the program number.
075 PROTECT An attempt was made to register a program
whose number was protected.
076 ADDRESS P NOT DEFINED Address P (program number) was not com-
manded in the block which includes an
M98, G65, or G66 command. Modify the
program.
077 SUB PROGRAM NESTING
ERROR
The subprogram was called in five folds.
Modify the program.
078 NUMBER NOT FOUND A program number or a sequence number
which was specified by address P in the
block which includes an M98, M99, M65 or
G66 was not found. The sequence number
specified by a GOTO statement was not
found. Otherwise, a called program is be-
ing edited in background processing. Cor-
rect the program, or discontinue the back-
ground editing.
079 PROGRAM VERIFY ERROR In memory or program collation,a program
in memory does not agree with that read
from an external I/O device. Check both the
programs in memory and those from the
external device.
G37 ARRIVAL SIGNAL NOT
ASSERTED
(M series)
In the automatic tool length measurement
function (G37), the measurement position
reach signal (XAE, YAE, or ZAE) is not
turned on within an area specified in
PRM6254 (value ε ). This is due to a setting
or operator error.
080
G37 ARRIVAL SIGNAL NOT
ASSERTED
(T series)
In the automatic tool compensation func-
tion (G36, G37), the measurement position
reach signal (XAE or ZAE) is not turned on
within an area specified in PRM6254, 6255
(value ε ). This is due to a setting or operator
error.
OFFSET NUMBER NOT
FOUND IN G37
(M series)
Tool length automatic measurement (G37)
was specified without a H code. (Automatic
tool length measurement function) Modify
the program.
081
OFFSET NUMBER NOT
FOUND IN G37
(T series)
Automatic tool compensation (G36, G37)
was specified without a T code. (Automatic
tool compensation function) Modify the
program.
H–CODE NOT ALLOWED
IN G37
(M series)
H code and automatic tool compensation
(G37) were specified in the same block.
(Automatic tool length measurement func-
tion) Modify the program.
082
T–CODE NOT ALLOWED IN
G37
(T series)
T code and automatic tool compensation
(G36, G37) were specified in the same
block. (Automatic tool compensation func-
tion) Modify the program.