Mitsubishi Electric MELSEC-Q QD75M User Manual page 734

15 TROUBLESHOOTING
Related buffer memory address
Axis 1 Axis 2 Axis 3
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Check point
Axis 4
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Review the power supply.
Connect correctly.
Change the SSCNET cable.
Take measures against noise.
Connect terminal connector.
Set correctly.
Review operation program.
Take measures against noise.
Change QD75M.
Connect the connector of the SSCNET cable.
Change the SSCNET cable.
Change the servo amplifier.
Connect terminal connector.
Change the servo amplifier.
Change the parameter value to within the setting
range.
Change the servo amplifier.
15 - 71
MELSEC-Q
Corrective action