Appendix 2.4 Mcp Alarms (Y) - Mitsubishi Electric C70 Setup Manual

Appendix 2.4 MCP Alarms (Y)

Axis names are expressed with a letter in the following manner:
- NC axis: axis name defined by the parameter
- Spindle: "S" = the 1st spindle, "T" = the 2nd spindle, "M" = the 3rd spindle, "N" = the 4th spindle, "P" = the 5th spindle,
"Q" = the 6th spindle, "R" = the 7th spindle
- PLC axis: "1" = the 1st PLC axis, "2" = the 2nd PLC axis, "3" = the 3rd PLC axis, and so on.
(Note 1) "Y02" alarms are displayed as "Y02 System alarm" with the error number. Error number is the four digit number
displayed after error name (start from 0050). "Y02" alarms are listed in ascending order in this manual.
(Note 2) "Y51" warnings are displayed as "Y51 Parameter error" with the error number. Error number is the four digit
number displayed displayed after error name (start from 0001). "Y51" warnings are listed in ascending order in
this manual.
Y02 System alm: Process time over 0050
Details
System alarm: Process time is over.
Remedy
The software or hardware may be damaged.
Contact the service center.
(Note 1) When two or more "Y02 System alarms" occur at the same time, only the alarm which has
(Note 2) Station No. always shows "0" in the alarm details, because C70 has only one communication
Y02 SV commu er: CRC error 1 0051 0000
Details
A communication error has occurred between controller and drive unit.
Remedy
- Take measures against noise.
- Check for any failure of the communication cable connectors between controller and drive unit or
between two drive units.
- Check for any failure of the communication cables between controller and drive unit or between two
drive units.
- A drive unit may be faulty. Take a note of the 7-segment LED contents of each drive unit and contact
the Service Center.
- Update the drive unit software version.
(Note) When two or more "Y02 System alarms" occur at the same time, only the alarm which has
Y02 SV commu er: CRC error 2 0051 0001
Details
A communication error has occurred between controller and drive unit.
Remedy
- Take measures against noise.
- Check for any failure of the communication cable connectors between controller and drive unit or
between two drive units.
- Check for any failure of the communication cables between controller and drive unit or between two
drive units.
- A drive unit may be faulty. Take a note of the 7-segment LED contents of each drive unit and contact
the Service Center.
- Update the drive unit software version.
(Note) When two or more "Y02 System alarms" occur at the same time, only the alarm which has
occurred first is displayed.
channel.
occurred first is displayed.
occurred first is displayed.
C70 Setup Manual
Appendix 2.4 MCP Alarms (Y)
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