YASKAWA Sigma-7-Series Product Manual page 103

Alarm Number:
Possible Cause
Alarm Name
A.bF3:
A failure occurred in
the SERVOPACK.
System Alarm 3
A.bF4:
A failure occurred in
System Alarm 4 the SERVOPACK.
A.bF5:
A failure occurred in
the SERVOPACK.
System Alarm 5
A.bF6: A failure occurred in
the SERVOPACK.
System Alarm 6
A.bF7:
A failure occurred in
the SERVOPACK.
System Alarm 7
A.bF8:
A failure occurred in
the SERVOPACK.
System Alarm 8
The order of phases
U, V, and W in the
motor wiring is not
correct.
A.C10:
A failure occurred in
Servomotor Out
the encoder.
of Control
(Detected when
the servo is
turned ON.)
A failure occurred in
the SERVOPACK.
Confirmation
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 SERVOPACK
may be faulty. Replace the
SERVOPACK.
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 SERVOPACK
may be faulty. Replace the
SERVOPACK.
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 SERVOPACK
may be faulty. Replace the
SERVOPACK.
Check the Servomotor Make sure that the Servo-
wiring. motor is correctly wired.
If the motor wiring is cor-
rect and an alarm still
occurs after turning the
– power supply OFF and
ON again, the Servomotor
may be faulty. Replace the
Servomotor.
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
–
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
5.3 Troubleshooting Alarms
Continued from previous page.
Correction Reference
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Continued on next page.
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