YASKAWA E-V-MD Series User Manual page 175

8 Adjustments
8.4.2 Advanced Autotuning by Reference Procedure
9.
Turn the servo on and then input the reference from the host controller. Click Start tuning.
10.
After confirming the safety of the area adjoining the drive unit, click Yes.
The motor will start rotating and tuning will start.
Vibration generated during tuning is automatically detected, and the optimum setting for the detected
vibration will be made. When the setting is complete, the LED indicator lamps (bottom left of the box) of
the functions used for the setting will light up.
11.
When tuning is completed, click Finish to return to the main window.
The results of tuning will be written in the parameters.
(2) Troubleshooting Problems with Advanced Autotuning by Reference
Use the following tables to troubleshoot problems with advanced autotuning by reference.
 Inability to Execute Advanced Autotuning by Reference
The main circuit power supply was OFF.
An alarm or warning occurred.
Overtraveling occurred.
Gain setting 2 was selected by gain switching.
8-42
Probable Cause Corrective Actions
Turn ON the main circuit power supply.
Remove the cause of the alarm or the warning.
Remove the cause of the overtravel.
Disable the automatic gain switching.