YASKAWA E-7S SERVOPACK SGD7S Product Manual page 571

15.3 Warning Displays
15.3.2 Troubleshooting Warnings
Warning Number:
Warning Name
A.9A0:
Overtravel (Over-
travel status was
detected.)
A.9b0:
Preventative Mainte-
nance Warning
A.A9F:
Error
15-60
Possible Cause Confirmation
Overtravel was Check the status of the
detected while the overtravel signals on
servo was ON. the input signal monitor.
One of the con-
sumable parts has
–
reached the end
of its service life.
Use the SigmaWin+ to
An error occurred check the serial com-
in the INDEXER mand negative
Module. response of the
INDEXER Module.
Continued from previous page.
Correction
Even if an overtravel signal
is not shown by the input
signal monitor, momentary
overtravel may have been
detected. Take the following
precautions.
• Do not specify move-
ments that would cause
overtravel from the host
controller.
• Check the wiring of the
overtravel signals.
• Implement countermea-
sures against noise.
Replace the part. Contact
your Yaskawa representa-
tive for replacement.
Follow the correction for a
serial command negative
response from the INDEXER
Module.
Reference
page 5-29
page 9-16
page 15-61