Classification Item Corresponding system-defined variable
Data Link Status Comparison Error The remote node information in the tag data link param-
eters was dif
ferent from the actual node information.
Main causes:
• The specified target does not exist.
• The variable name does not match.
• The connection size is different.
• Connection resources are not sufficient.
Data Link Status Tag Data Link Error There were two or more errors in a connection as an
originator
.
Invalid Parameter An error was found in the validation check of the param-
eters for tag data links that are saved in non-volatile
memory
.
All Tag Data Links Tag data links are communicating in all connections as
the originator
.
Tag Data Link Tag data links are communicating in one or more con-
nections as the originator
.
Configuration Er-
ror Status
Ethernet Link Status TRUE when a link is established with the Ethernet
switch.
Ethernet Basic Settings Log-
ic Error
TRUE when the following settings are incorrect:
• TCP/IP settings (IP address, subnet mask, or link set-
tings)
IP Router Table Error TRUE when there is a mistake in the IP router table in-
formation.
Ethernet Ext Config Logical
Error
Always FALSE.
BOOTP Server Error TRUE when one of the following errors occurs when us-
ing the BOOTP server
.
• The IP address received from the BOOTP server is
incorrect.
• A communications timeout occurred with the server.
Information about the target node that acts as the originator is displayed.
If all tag data link connections to the node are established and normal, this information is displayed
in blue. However
, if any connection is broken it is displayed in red.
16 Troubleshooting
16-4
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
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