YASKAWA SGD7S-****20A Series Product Manual page 458

Alarm Number:
Possible Cause
Alarm Name
The MECHATROLINK
transmission cycle
A.E61:
fluctuated.
Synchronization
Interval Error in
MECHATROLINK
Transmission
A failure occurred in
Cycle
the SERVOPACK.
MECHATROLINK wir-
ing is not correct.
A MECHATROLINK
A.E63:
data reception error
occurred due to
MECHATROLINK
noise.
Synchronization
Frame Not
Received
A failure occurred in
the SERVOPACK.
There is a faulty con-
nection between the
SERVOPACK and the
Safety Option Module.
The Safety Option
A.E71:
Module was discon-
Safety Option
nected.
Module Detec-
tion Failure
A failure occurred in
the Safety Option
Module.
A failure occurred in
the SERVOPACK.
There is a faulty con-
nection between the
SERVOPACK and the
Feedback Option
Module.
A.E72:
The Feedback Option
Feedback Option
Module was discon-
Module Detec-
nected.
tion Failure
A failure occurred in
the Feedback Option
Module.
A failure occurred in
the SERVOPACK.
Confirmation
Remove the cause of
Check the setting of the
transmission cycle fluctu-
MECHATROLINK trans-
ation at the host control-
mission cycle.
ler.
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
–
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
Correct the MECHA-
Check the Servomotor
TROLINK Communica-
wiring.
tions Cable wiring.
Implement countermea-
sures against noise.
(Check the MECHA-
TROLINK Communica-
tions Cable and FG
–
wiring, and implement
measures such as attach-
ing a ferrite core to the
MECHATROLINK Com-
munications Cable.)
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 connection
between the SERVO- Correctly connect the
PACK and the Safety Safety Option Module.
Option Module.
Execute Fn014 (Reset
Option Module Configura-
tion Error) from the Digital
– Operator or SigmaWin+
and then turn the power
supply to the SERVO-
PACK OFF and ON again.
Replace the Safety Option
–
Module.
Replace the SERVO-
–
PACK.
Check the connection
between the SERVO- Correctly connect the
PACK and the Feed- Feedback Option Module.
back Option Module.
Reset the Option Module
configuration error and
– turn the power supply to
the SERVOPACK OFF and
ON again.
Replace the Feedback
–
Option Module.
Replace the SERVO-
–
PACK.
12.2 Alarm Displays
12.2.2 Troubleshooting Alarms
Continued from previous page.
Correction Reference
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page 12-46
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page 12-46
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Continued on next page.
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