Yaskawa Σ-V Series AC Servo Drives Rotational Motor Analog Voltage Reference - Manual (Page 180)

6.4 Advanced Autotuning by Reference (Fn202) (Pulse Train Reference)
6-29
6
Adjustments
(2) Failure in Operation
When "NO-OP" Flashes on the Display
When "Error" Flashes on the Display
9
Press the Key to save the settings. "DONE" will
flash for approximately two seconds and "RUN" will
be displayed.
Note: Not to save the values set in step 6, press the
Key. The display will return to that shown
in step 2.
10 After executing advanced autotuning by reference, restart the SERVOPACK.
(cont’d)
Step Display after Operation Keys Operation
㧾㨁㧺 㧭㨐㨢㨍㨚㨏㨑㨐 㧭㨀
㧼㨚㧝㧜㧟㧩㧜㧜㧟㧜㧜
㧼㨚㧝㧜㧜㧩㧜㧝㧜㧜㧜
㧼㨚㧝㧜㧝㧩㧜㧜㧜㧢㧟㧢
㧼㨚㧝㧠㧝㧩㧜㧝㧡㧜㧜
Probable Cause Corrective Actions
The main circuit power supply was OFF. Turn ON the main circuit power supply.
An alarm or warning occurred. Remove the cause of the alarm or the warning.
Overtraveling occurred. Remove the cause of the overtravel.
Gain setting 2 was selected by gain switching. Disable the automatic gain switching.
Error Probable Cause Corrective Actions
The gain adjustment
was not successfully
completed.
Machine vibration is occurring or the posi-
tioning completed signal (/COIN) is turning
ON and OFF when the servomotor is
stopped.
• Increase the set value for Pn522.
• Change the mode from 2 to 3.
• If machine vibration occurs, suppress the
vibration with the anti-resonance control
adjustment function and the vibration sup-
pression function.
The positioning
completed signal
(/COIN) did not turn ON
within approximately 10
seconds after
positioning adjustment
was completed.
The positioning completed width is too nar-
row or proportional control (P control) is
being used. • Increase the set value for Pn522.
• If P control is used, turn OFF the /P-CON
signal.