Omron NX701-17 Series User Manual page 182

9 Troubleshooting
Event code Event name
84230000 hex Slave Initial-
ization Error
84280000 hex Slave Appli-
cation Error
84290000 hex Process Data
Transmis-
sion Error
842B0000 hex Process Data
Reception
Timeout
842C 0000 hex Process Data
Communica-
tions Error
9-12
Meaning Assumed cause
Slave initialization • An error occurred in EtherCAT
failed. master processing.
• An initialization error occurred
in the EtherCAT slave.
• An initialization error occurred
in the EtherCAT Coupler Unit.
• A major fault level Controller
error occurred.
• The Ethernet cable is broken or
the specified cable is not being
used.
• A connector on the Ethernet
cable is disconnected, the con-
tact is faulty, or parts are faulty.
• A general-purpose Ethernet
hub is connected.
• The master failed.
• The slave failed.
• Noise.
An error occurred in • An error was detected in the
the slave applica- slave's application layer status
tion. register.
Sending process • It was not possible to send the
data failed. EtherCAT frame during the Eth-
erCAT communications period.
• The frame transmission jitter
exceeded the limit.
Process data • The Ethernet cable is broken or
reception timed out. the specified cable is not being
used.
• A connector on the Ethernet
cable is disconnected, the con-
tact is faulty, or parts are faulty.
• A general-purpose Ethernet
hub is connected.
• The master failed.
• The slave failed.
• The Ethernet cable is too long.
• The CPU Unit task period is too
short.
• Noise
An error occurred in • A slave left the network even
process data com- though the disconnection oper-
munications. ation or disable operation was
not performed.
• Slave failure
Maj Prt
NJ/NX-series CPU Unit Built-in EtherCAT Port User's Manual (W505)
Level
Reference
Min Obs Info
√ page 9-29
√
page 9-31
√ page 9-32
√
page 9-33
√
page 9-34