
A.ALARM LIST APPENDIX B-63945EN/02
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Number Message Description
0218 NOT FOUND P/Q COMMAND P or Q is not commanded in the G51.2 block, or the command
value is out of the range. Modify the program. For a polygon
turning between spindles, more information as to why this alarm
occurred is indicated in DGN No. 471.
0219 COMMAND G51.2/G50.2
INDEPENDENTLY
G51.2 and 50.2 were specified in the same block for other
commands. Modify the program in another block.
0220 ILLEGAL COMMAND IN
SYNCHR-MODE
In the synchronous operation, movement is commanded by the
NC program or PMC axis control interface for the synchronous
axis. Modify the program or check the PMC ladder.
0221 ILLEGAL COMMAND IN
SYNCHR-MODE
Polygon machining synchronous operation and axis control or
balance cutting are executed at a time. Modify the program.
0222 DNC OP. NOT ALLOWED IN BG-EDIT Input and output are executed at a time in the background
edition. Execute a correct operation.
0224 ZERO RETURN NOT FINISHED Reference position return has not been performed before the
automatic operation starts. Perform reference position return
only when the parameter ZRNx (No. 1005#0) is set to 0.
0231 ILLEGAL FORMAT IN G10 L52 Errors occurred in the specified format at the
programmable-parameter input.
0232 TOO MANY HELICAL AXIS
COMMAND
Three or more axes were specified as helical axes in the helical
interpolation mode. Five or more axes were specified as helical
axes in the helical interpolation B mode.
0233 DEVICE BUSY When an attempt was made to use a unit such as that
connected via the RS-232-C interface, other users were using it.
0239 BP/S ALARM While punching was being performed with the function for
controlling external I/O units ,background editing was
performed.
0240 BP/S ALARM Background editing was performed during MDI operation.
0241 ILLEGAL FORMAT IN G02.2/G03.2 The end point of an involute curve on the currently selected
plane, or the center coordinate instruction I, J or K of the
corresponding basic circle, or basic circle radius R was not
specified.
0242 ILLEGAL COMMAND IN G02.2/G03.2 An illegal value was specified in the involute curve.
The coordinate instruction I, J or K of the basic circle on the
currently selected plane or the basic circle radius R is “0”, or the
start and end points are not inside the basic circle.
0243 OVER TOLERANCE OF END POINT The end point is not positioned on the involute curve that
passes through the start point, and this error exceeds the
permissible error limit (parameter No. 2510).
0244 P/S ALARM In torque control, the total permissible move value specified as a
parameter is exceeded.
0245 T-CODE NOT ALLOWED IN THIS
BLOCK
One of the G codes, G50, G10, and G04, which cannot be
specified in the same block as a T code, was specified with a T
code.
0247 THE MISTAKE IS FOUND IN THE
OUTPUT CODE OF DATA.
When an encrypted program is output, EIA is set for the output
code. Specify ISO.
0250 TOOL CHANGE ILLEGAL Z AXIS
COMMAND
A Z-axis move command was performed in the same block for
M06 command.
0251 TOOL CHANGE ILLEGAL T
COMMAND
An unusable T code was specified in M06Txx.
0253 G05 CAN NOT BE COMMANDED A binary operation was specified during advanced preview
control mode.