Mitsubishi Electric MELDAS C6 Instruction Manual page 504

7.11.2 Auxiliary Axis MCP Alarms (Yxxx)
Y02 AUX SYSTEM ALM
Error No.
0050
0051
Y03 AUX AMP UNEQU.
Error No.
Axis No.
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7.11 Auxiliary Axis Alarms
An error occurred in the data transmitted between the MCP and
drive unit after the power was turned on.
Details
Background error
0000 CRC error
(10 times/910.2ms)
0001 CRC error (2 continuous times)
0002 Reception timing error
(2 continuous times)
××03
Data ID error
(2 continuous times)
××: Axis No.
××04
No. of reception frames error
(2 continuous times)
××: Axis No.
The drive unit is not correctly connected.
Check the auxiliary axis drive unit mounting state.
• Check the end of the cable wiring.
• Check the cable for broken wires.
• Check the connector insertion.
The auxiliary axis drive unit input power is not being input.
The auxiliary axis drive unit axis No. switch is illegal.
bit correspondence (bit 0 : 1st axis, bit 1: 2nd axis, bit 2: 3rd axis, ...bit6: 7th axis)
(Note) As for C6 system, up to 5 axes of MR-J2-CT can be connected.
Thus, the setting range is bit 0 to 4
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7. List of Alarms
The software or hardware may be
damaged.
Contact the service center.
A communication error has occurred
between the controller and drive unit.
• Take measures against noise.
• Check that the communication cable
connector between the controller and
drive unit and one between the drive units
are tight.
• Check whether the communication cable
between the controller and drive unit and
one between the drive units are
disconnected.
• A driving amplifier may be faulty. Take a
note of the 7-segment LED contents of
each drive unit and report to the Service
Center.
Details
IV - 88
Remedy