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12.2 Alarm Displays
12.2.2 Troubleshooting Alarms
12-38
A.E42:
MECHATROLINK
Station Address
Setting Error
The station address is
outside of the setting
range.
Check rotary switches
S1 and S2 to see if the
station address is
between 03 and EF.
Check the setting of the
station address of the
host controller, and reset
rotary switches S1 and S2
to change the address to
an appropriate value
between 03 and EF.
Two or more stations
on the communica-
tions network have
the same address.
Check to see if two or
more stations on the
communications net-
work have the same
address.
Check the setting of the
station address of the
host controller, and reset
rotary switches S1 and S2
to change the address to
an appropriate value
between 03 and EF.
A.E50
*4
:
MECHATROLINK
Synchronization
Error
The WDT data in the
host controller was
not updated normally.
Check to see if the WDT
data is being updated at
the host controller.
Correctly update the WDT
data at the host controller.
–
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.E51:
MECHATROLINK
Synchronization
Failed
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.
Check to see if the WDT
data is being updated in
the host controller.
Correctly update the WDT
data at the host controller.
–
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.E60
*4
:
Reception Error in
MECHATROLINK
Communications
MECHATROLINK wir-
ing is not correct.
Check the MECHA-
TROLINK wiring.
Correct the MECHA-
TROLINK Communica-
tions Cable wiring.
Correctly connect the ter-
minator.
–
A MECHATROLINK
data reception error
occurred due to
noise.
–
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.)
–
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.
–
Continued on next page.
Continued from previous page.
Alarm Number:
Alarm Name
Possible Cause
Confirmation
Correction
Reference