YASKAWA SGM7D-30F Product Manual page 145

3.2 FT82 SERVOPACK with MECHATROLINK-II Communications References
3.2.3 Troubleshooting Alarms
Alarm Number:
Alarm Name
A.E51:
MECHATROLINK
Synchronization
Failed
*5
A.E60
Reception Error in
MECHATROLINK
Communications
A.E61:
Synchronization
Interval Error in
MECHATROLINK
Transmission
Cycle
A.E71:
Safety Option
Module Detec-
tion Failure
3-76
Possible Cause
The WDT data at the
host controller was
not updated correctly
at the start of syn-
chronous communi-
cations, so
synchronous commu-
nications could not be
started.
A failure occurred in
the SERVOPACK.
MECHATROLINK wir-
ing is not correct.
A MECHATROLINK
:
data reception error
occurred due to
noise.
A failure occurred in
the SERVOPACK.
The MECHATROLINK
transmission cycle
fluctuated.
A failure occurred in
the SERVOPACK.
There is a faulty con-
nection between the
SERVOPACK and the
Safety Option Module.
The Safety Option
Module was discon-
nected.
A failure occurred in
the Safety Option
Module.
A failure occurred in
the SERVOPACK.
Confirmation
Check to see if the WDT
Correctly update the WDT
data is being updated in
data at the host controller.
the host controller.
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
Check the MECHATROLINK Com-
MECHATROLINK wir- munications Cable wiring.
ing. Correctly connect the ter-
minator.
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.)
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
–
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
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.
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.
Continued from previous page.
Correction Reference
–
–
–
–
–
–
–
–
*1
–
–
Continued on next page.