15 - 35
MELSEC-Q
15 TROUBLESHOOTING
Related buffer memory
address
Axis 1 Axis 2 Axis 3 Axis 4
Check point Corrective action
— — — —
Reconsider the power supply voltage.
— — — —
Alarm (A.10) occurs if interface unit is
changed
.
Change the servo amplifier.
— — — —
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.
Change the servo amplifier.
Connect correctly.
Change the servomotor.
Repair or change the cable.
— — — —
Use correct combination.
— — — —
Alarm (A.17, A.19) occurs if interface
unit is changed
.
Change the servo amplifier.
— — — —
Use correct combination.
Connect correctly.
Change the servomotor.
— — — —
Repair or change the cable.
Connect correctly.
— — — —
Change the cable.