Specifications

I Alarms
Program Errors (P)
I - 80
P421 PRAM. IN ERROR
Details
- The specified parameter No. or set data is illegal.
- An illegal G command address was input in parameter input mode.
- A parameter input command was issued during fixed cycle modal or nose R compensation.
- G10L50, G10L70, G11 were not commanded in independent blocks.
Remedy
- Correct the program.
P430 AXIS NOT RET.
Details
- A command was issued to move an axis, which has not returned to the reference position,
away from that reference position.
- A command was issued to an axis removal axis.
Remedy
- Execute reference position return manually.
- Disable the axis removal on the axis for which the command was issued.
P431 NO 2ndREF. SPC
Details
A command for second, third or fourth reference position return was issued though there are
no such command specifications.
Remedy
- Check the specifications.
P434 COLLATION ERR
Details
One of the axes did not return to the reference position when the reference position check
command (G27) was executed.
Remedy
- Correct the program.
P435 G27/M ERROR
Details
An M command was issued simultaneously in the G27 command block.
Remedy
- Place the M code command, which cannot be issued in a G27 command block, in separate
block from G27 command block.
P436 G29/M ERROR
Details
An M command was issued simultaneously in the G29 command block.
Remedy
- Place the M code command, which cannot be issued in a G29 command block, in separate
block from G29 command block.
P438 NOT USE (G52)
Details
A local coordinate system command was issued during execution of the G54.1 command.
Remedy
- Correct the program.
P450 NO CHUCK BARR.
Details
The chuck barrier on command (G22) was specified although the chuck barrier is out of spec-
ifications.
Remedy
- Check the specifications.
P460 TAPE I/O ERROR
Details
An error has occurred in the tape reader. Otherwise an error has occurred in the printer during
macro printing.
Remedy
- Check the power and cable of the connected devices.
- Correct the I/O device parameters.
P461 FILE I/O ERROR
Details
- A file of the machining program cannot be read.
Remedy
- In memory mode, the programs stored in memory may have been destroyed. Output all of
the programs and tool data and then format the system.
P480 No spec: Milling
Details
- Polar coordinate interpolation was commanded when the polar coordinate interpolation
specifications were not provided.
Remedy
- Check the specifications.
P481 Illegal G code (mill)
Details
- An illegal G code was used during cylindrical interpolation or polar coordinate interpolation.
- The G07.1 command was issued during the tool radius compensation.
Remedy
- Correct the program.
P482 Illegal axis (mill)
Details
- G07. 1 was commanded when the cylindrical compensation is disabled.
- G12. 1 was commanded when the polar coordinate interpolation is disabled.
- Cylindrical interpolation/polar coordinate interpolation was commanded before tool compen-
sation cancellation is completed.
Remedy
- Correct the machining program, parameters and PLC interface signals.