5.3 Troubleshooting Alarms
5-30
A.E61:
Synchronization
Interval Error in
MECHATROLINK
Transmission
Cycle
The MECHATROLINK
transmission cycle
fluctuated.
Check the setting of the
MECHATROLINK trans-
mission cycle.
Remove the cause of
transmission cycle fluctu-
ation at the host control-
ler.
–
A failure occurred in
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.
–
A.E63:
MECHATROLINK
Synchronization
Frame Not
Received
MECHATROLINK wir-
ing is not correct.
Check the Servomotor
wiring.
Correct the
MECHATROLINK Com-
munications Cable wiring.
–
A MECHATROLINK
data reception error
occurred due to
noise.
–
Implement countermea-
sures against noise.
(Check the
MECHATROLINK Com-
munications Cable and
FG wiring, and implement
measures such as attach-
ing a ferrite core to the
MECHATROLINK Com-
munications Cable.)
–
A failure occurred in
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.
–
A.E71:
Safety Option
Module Detec-
tion Failure
There is a faulty con-
nection between the
SERVOPACK and the
Safety Option Module.
Check the connection
between the SERVO-
PACK and the Safety
Option Module.
Correctly connect the
Safety Option Module.
–
The Safety Option
Module was discon-
nected.
–
Execute Fn014 (Reset
Option Module Configura-
tion Error) from the Digital
Operator or S
and then turn the power
supply to the SERVO-
PACK OFF and ON again.
*1
A failure occurred in
the Safety Option
Module.
–
Replace the Safety Option
Module.
–
A failure occurred in
the SERVOPACK.
–
Replace the SERVO-
PACK.
–
A.E72:
Feedback Option
Module Detec-
tion Failure
There is a faulty con-
nection between the
SERVOPACK and the
Feedback Option
Module.
Check the connection
between the SERVO-
PACK and the Feed-
back Option Module.
Correctly connect the
Feedback Option Module.
–
The Feedback Option
Module was discon-
nected.
–
Reset the Option Module
configuration error and
turn the power supply to
the SERVOPACK OFF and
ON again.
*1
A failure occurred in
the Feedback Option
Module.
–
Replace the Feedback
Option Module.
–
A failure occurred in
the SERVOPACK.
–
Replace the SERVO-
PACK.
–
Continued on next page.
Continued from previous page.
Alarm Number:
Alarm Name
Possible Cause
Confirmation
Correction
Reference