Mitsubishi C70

IV - 176
Appendix 7. Explanation of Alarms
Appendix 7.12 Program Errors (P)
P398 NO GEOMETRIC1B
Details
A geometric command was issued though the geometric IB specifications are not provided.
Remedy
- Check the specifications.
P420 NO PARAM IN
Details
Parameter input by program (G10) was commanded though it is out of specifications.
Remedy
- Check the specifications.
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.