15-53
15 Troubleshooting
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
15-3 Checking Status with the Network Configurator
15
15-3-1 The Network Configurator’s Device Monitor Function
Status 1 Tab Page
The following check boxes are displayed for the status. If a check box is selected, the status is
TRUE.
Information about the target node that acts as the originator is displayed. If all tag data link connec-
tions to the node are established and normal, this information is displayed in blue. However, if any
connection is broken it is displayed in red.
Classification Item Corresponding system-defined variable
Ethernet Status Com. Controller Error An error occurred in the communications controller.
IP Address Duplicated The same IP address is assigned to more than one node.
On-Line Indicates that the Unit is online. (The EtherNet/IP Unit can perform
communications processing.)
Multiple Switch ON Indicates that more than one data link start/stop switch changed to
TRUE at the same time.
Data Link Status Comparison Error The remote node information in the tag data link parameters was
different 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.
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 parameters 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 origina-
tor.
Tag Data Link Tag data links are communicating in one or more connections as
the originator.
Configuration Error
Status
Ethernet Link Status TRUE when a link is established with the Ethernet switch.
Ethernet Basic Settings Logic
Error
TRUE when the following settings are incorrect:
• TCP/IP settings (IP address, subnet mask, or link settings)
IP Router Table Error
TRUE when there is a mistake in the IP router table information.
Ethernet Ext Config Logical Error Always FALSE.
BOOTP Server Error TRUE when one of the following errors occurs when using the
BOOTP server.
• The IP address received from the BOOTP server is incorrect.
• A communications timeout occurred with the server.
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