Troubleshooting and remedial actions
41
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Phenomenon
Possible cause
Remedial action
Vibration is great.
Small load.
If the motor’s output torque is too great for the
load, vibration will increase. Reduce the current
by adjusting the driver’s current setting switch.
The electromagnetic brake
does not hold.
The electromagnetic brake is
turned on.
To use an electromagnetic brake to hold the
rack in position, turn off the electromagnetic
brake.
The TIM. output does not
turn ON.
The “×10” input is turned OFF
during operation.
When the ×10 input is turned OFF, the TIM.
output may not turn ON. (p.31)
10-2
If the ALARM LED is blinking
If the ALARM LED on the driver is blinking, it means the driver’s protective function has actuated.
Count the number of times the ALARM LED blinks and refer to “8 Protective functions” on p.37 to identify the cause that
triggered the protective function.
