Troubleshooting Of The Ethercat (Coe) Communications - YASKAWA UAK series User Manual

11.2.4 Troubleshooting of the EtherCAT (CoE) Communications

Refer to the following table to identify the cause of an alarm and the action to be taken. Contact your Yaskawa
representative if the problem cannot be solved by the described corrective action.
Alarm
Code
0EA0h System Alarm 9
0EA1h System Alarm 10
0EA2h System Alarm 11
0EA3h System Alarm 12
EtherCAT DC
0A10h
Synchronization Error
0A11h EtherCAT State Error
EtherCAT Outputs
0A12h Data Synchronization
Error
Parameter Setting
0A20h
Error
0A40h System Alarm 13
0A41h System Alarm 14
Alarm Name Cause
Fault occurred in the
SERVOPACK.
Fault occurred in the
SERVOPACK.
Fault occurred in the
SERVOPACK.
Fault occurred in the
SERVOPACK.
Synchronous timing
(Sync0) fluctuated for
EtherCAT communica-
tion.
EtherCAT communica-
tion was not in Opera-
tional state while the
servomotor was operat-
ing.
An EtherCAT communi-
cation error occurred due
to noise.
The controller did not
update process data in the
regular cycle interval.
There is a fault in the
EtherCAT cable or con-
nector wiring.
The position unit is set
out of range.
The velocity unit is set
out of range.
The acceleration unit is
set out of range.
Fault occurred in the
SERVOPACK.
Investigative Action Corrective Action
Repair or replace the
–
SERVOPACK.
Repair or replace the
–
SERVOPACK.
Repair or replace the
–
SERVOPACK.
Repair or replace the
–
SERVOPACK.
Turn the power supply
OFF and ON again and
–
then reestablish commu-
nication.
Reset the alarm and then
– reestablish communica-
tion.
Correct the EtherCAT
– wiring and apply counter-
measures for noise.
Correct the controller so
Check the process data
that it updates the process
that the controller is out-
data in the regular cycle
putting.
interval.
Check the EtherCAT
cable and connector wir- Correct the wiring.
ing.
Check whether the setting
is within the following
range.
Correct the setting of
1/4096 < Object
object 2301h.
2301:01/Object
2301:02 < 4096
Check whether the setting
is within the following
range.
Correct the setting of
1/128 ≤ Object
object 2302h.
2302:01/Object
2302:02 ≤ 524288
Check whether the setting
is within the following
range.
Correct the setting of
1/128 ≤ Object
object 2303h.
2303:01/Object
2303:02 ≤ 16384
Repair or replace the
–
SERVOPACK.
11.2 Alarm Displays
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