13 Troubleshooting
13 - 48
NX-series EtherCAT Coupler Unit User’s Manual (W519)
001B Process Data WDT
Error
A timeout was
detected for an I/O
data send frame.
Not saved. Possible. Review the following items, and
restart the slave based on the speci-
fications of the connected EtherCAT
master.
• Wire the EtherCAT communica-
tions cable correctly.
• Check to see if the EtherCAT
communications cable is exposed
to excessive noise.
• Set the synchronization cycle cor-
rectly.
001D RxPDO Setting
Error
An error was
detected in the
RxPDO settings.
Not saved. Possible. Correct the settings, and then down-
load the settings to the EtherCAT
master again.
001E TxPDO Setting
Error
An error was
detected in the
TxPDO settings.
Not saved. Possible. Correct the settings, and then down-
load the settings to the EtherCAT
master again.
001F PDO WDT Setting
Error
An incorrect PDO
WDT setting was
detected.
Not saved. Possible. Correct the settings, and then down-
load the settings to the EtherCAT
master again.
0024 TxPDO Mapping
Error
An illegal TxPDO
was set.
Not saved. Possible. Correct the settings, and then down-
load the settings to the EtherCAT
master again.
0025 RxPDO Mapping
Error
An illegal RxPDO
was set.
Not saved. Possible. Correct the settings, and then down-
load the settings to the EtherCAT
master again.
0028 SM Event Mode
Setting Error
An SM Event Mode
that is not sup-
ported was set.
Not saved. Possible. Correct the settings, and then down-
load the settings to the EtherCAT
master again.
002C Synchronization
Error during Oper-
ation
Inputs of the SYNC0
interrupt signal
stopped midway
during operation in
Safe-Operational
state or Operational
state.
Not saved. Possible. Review the following items, and
restart the slave based on the speci-
fications of the connected EtherCAT
master.
• Wire the EtherCAT communica-
tions cable correctly.
• Check to see if the EtherCAT
communications cable is exposed
to excessive noise.
• Correct the synchronization cycle
setting in the EtherCAT master or
EtherCAT Coupler Unit.
002D Synchronization
Error at Synchroni-
zation Start
After DC Mode was
confirmed, the first
SYNC0 signal input
was never detected.
Not saved. Possible. Review the following items, and
restart the slave based on the speci-
fications of the connected EtherCAT
master.
• Wire the EtherCAT communica-
tions cable correctly.
• Check to see if the EtherCAT
communications cable is exposed
to excessive noise.
• Set the synchronization cycle cor-
rectly.
AL status
code (hex)
Status name Contents
Error log
record
Notifica-
tion to
EtherCAT
master
Corrective action
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