Appendix 2.2 Stop Codes (T) - Mitsubishi Electric C70 Setup Manual

MITSUBISHI CNC
Appendix 2 Explanation of Alarms

Appendix 2.2 Stop Codes (T)

T01 Cycle start prohibit
Automatic start is not available in stop state.
T02 Feed hold
Feed hold is actuated during automatic operation for some reason.
T03 Block stop
Block stop is actuated during automatic operation for some reason.
(Note 1) "T01" stop codes are displayed as "T01 Cycle start prohibit" with the error number. Error number is four digit
number displayed after error name (start from 0101). "T01" stop codes are listed in ascending order in this
manual.
(Note 2) "T02" stop codes are displayed as "T02 Feed hold" with the error number. Error number is four digit number
displayed after error name (start from 0201). "T02" stop codes are listed in ascending order in this manual.
(Note 3) "T03" stop codes are displayed as "T03 Block stop" with the error number. Error number is four digit number
displayed after error name (start from 0301). "T03" stop codes are listed in ascending order in this manual.
T01 Axis in motion 0101
Details
Automatic start is not possible as one of the axes is moving.
Remedy
- Try automatic start again after all axes have stopped.
T01 NC not ready 0102
Details
Automatic start is not possible as the NC is not ready.
Remedy
- Another alarm has occurred. Check the details and remedy.
T01 Reset signal ON 0103
Details
Automatic start is not possible as the "reset" signal has been input.
Remedy
- Turn OFF the "reset" signal.
- Check for any failure of the reset switch which has caused the switch's continuous ON.
- Correct the sequence program.
T01 Auto operation pause signal ON 0104
Details
The feed hold switch on the machine operation panel is ON (valid).
Remedy
- Correct the feed hold switch setting.
- The feed hold switch is B contact switch.
- Fix any broken wires in the feed hold signal line.
- Correct the sequence program.
T01 H/W stroke end axis exists 0105
Details
Automatic start is not possible as one of the axes is at the stroke end.
Remedy
- Manually move any axis whose end is at the stroke end.
- Check for any broken wires in the stroke end signal line.
- Check for any failure in the stroke end limit switch.
T01 S/W stroke end axis exists 0106
Details
Automatic start is not possible as one of the axes is at the stored stroke limit.
Remedy
- Move the axis manually.
- If the axis's end is not at the stroke end, check the parameters.
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