5 Setting Up EtherCAT Communications with the Sysmac Studio
5-28
NJ/NX-series CPU Unit Built-in EtherCAT Port User’s Manual (W505)
• Make sure that the communications cables between the master and slaves are connected cor-
rectly before you perform the compare and merge operation. The Compare and Merge with
Actual Network Configuration Dialog Box is not displayed if the connections are not correct.
• The Compare and Merge with Actual Network Configuration Dialog Box is not displayed if
the slave on the actual network configuration has a problem. Refer to When Compare and
Merge with Actual Network Configuration Dialog Box is Not Displayed for actions for such
case.
• The Compare and Merge with Actual Network Configuration Dialog Box is not displayed if an
EtherCAT Frame Not Received error occurs. Remove the cause of the error and perform the
compare and merge operation. Refer to Error Tables in Errors in the EtherCAT Master Func-
tion Module in the NJ/NX-series Troubleshooting Manual (Cat. No. W503-E1-19 or later) for
the cause of the error.
• When the compare and merge operation is performed, the synchronization between the Sys-
mac Studio and the Controller is lost. Synchronize the Sysmac Studio and Controller before
you perform any online operations for the slaves. Refer to the Sysmac Studio Version 1 Oper-
ation Manual (Cat. No. W504) for information on synchronization.
An error message is displayed in the following case and the network configuration settings on the
Sysmac Studio and the actual network configuration cannot be compared. Take appropriate mea-
sures following the messages displayed before comparing the network configuration settings on the
Sysmac Studio and the actual network configuration.
• The slave node address settings are not correct.
When Slave Node Address Settings are not correct.
The error message below is shown if comparing the network configuration settings on the Sysmac
Studio and the actual network configuration is commanded when the slave node address settings
are not correct. Correct the errors of slave node address settings indicated in the message, then
compare the network configuration settings on the Sysmac Studio and the actual network configura-
tion.
When Compare and Merge with Actual Network Configuration
Dialog Box is Not Displayed
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