Mitsubishi Electric MELSEC-Q QD75M User Manual page 740

15 TROUBLESHOOTING
Related buffer memory
address
Axis 1 Axis 2 Axis 3 Axis 4
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Check point
Alarm (A.10) occurs if interface unit is
changed
.
Alarm (A.10) occurs if base unit is
changed.
Alarm (any of A.12 to 15) occurs if
power is switched on after
disconnection of all cables but the
control circuit power supply cables.
Alarm (any of A.12 to 15) occurs if
power is switched on after
disconnection of all cables but the
control circuit power supply cables.
Alarm (A.17) occurs if power is
switched on after disconnection of all
cables but the control circuit power
supply cables.
Alarm (A.19) occurs if power is
switched on after disconnection of all
cables but the control circuit power
supply cables.
Reconsider the power supply voltage.
Change the base unit.
Change the interface unit.
Connect correctly.
Change the interface unit.
Change the drive unit.
Connect correctly.
Change the drive unit.
Repair or change the cable.
Change the drive unit.
Change the interface unit or drive unit.
Use correct combination.
Connect correctly.
15 - 77
MELSEC-Q
Corrective action