YASKAWA SGD7S series Product Manual page 183
Sigma-7s servopack with
ft/ex specification
for cutting application
feed shaft motor
Hide thumbs
Also See for SGD7S series:
- Product manual (629 pages) ,
- Selection manual (337 pages) ,
- Product manual (621 pages)
Table of Contents
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9.1 Alarm Displays
9.1.2 Troubleshooting Alarms
Alarm Number:
Alarm Name
A.C92:
Encoder Commu-
nications Timer
Error
A.CA0:
Encoder Parame-
ter Error
9-30
Possible Cause
Noise entered on the
signal line from the
–
encoder.
Excessive vibration or
Check the operating
shock was applied to
conditions.
the encoder.
A failure occurred in
–
the encoder.
A failure occurred in
–
the SERVOPACK.
A failure occurred in
–
the encoder.
A failure occurred in
–
the SERVOPACK.
Confirmation
Implement countermea-
sures against noise for the
encoder wiring.
Reduce machine vibra-
tion.
Correctly install the Ser-
vomotor or linear encoder.
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the Servomotor or
linear encoder may be
faulty. Replace the Servo-
motor or linear encoder.
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the Servomotor or
linear encoder may be
faulty. Replace the Servo-
motor or linear encoder.
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
Continued from previous page.
Correction
Reference
*1
–
–
–
–
–
Continued on next page.
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Table of Contents
Troubleshooting
