YASKAWA Sigma-V Series User Manual page 243

6 Adjustments
6.4.2 Advanced Autotuning by Reference Procedure
Step
7
8
9
(2) Failure in Operation
When "NO-OP" Flashes on the Display
The main circuit power supply was OFF.
An alarm or warning occurred.
Overtraveling occurred.
Gain setting 2 was selected by gain switching.
HWBB operated.
When "Error" Flashes on the Display
The gain adjustment
was not successfully
completed.
The positioning complet-
ed signal
(/COIN) did not turn ON
within approximately 10
seconds after position-
ing adjustment was com-
pleted.
6-32
Display after Operation
Turn ON the SERVOPACK power supply again after executing advanced autotuning by reference.
Probable Cause
Error
Machine vibration is occurring or the posi-
tioning completed signal (/COIN) is turning
ON and OFF when the servomotor is
stopped.
The positioning completed width is too nar-
row or proportional control (P control) is
being used.
Keys
When the adjustment has been completed normally,
– "END" will flash for approximately two seconds and
"ADJ" will be displayed.
Press the
flash for approximately two seconds and "RUN" will
be displayed.
Note: Not to save the values set in step 6, press the
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.
Disable the HWBB function.
Probable Cause
Operation
Key to save the settings. "DONE" will
Key. The display will return to that shown
in step 1.
Corrective Actions
Corrective Actions
• 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.
• Increase the set value for Pn522.
• If P control is used, turn OFF the /P-CON
signal.
(cont'd)