104 Rockwell Automation Publication 1769-UM022C-EN-P - June 2018
Chapter 6 Add and Configure Standard I/O Modules
2. On the Module Properties dialog box, click the Connection tab.
In the Module Fault section, use the fault description to diagnose the issue.
3. Click OK to close the dialog box and remedy the issue.
End Cap Detection and Module Faults
End cap detection is performed through the last module on a 1769 Bus. If that
module experiences a fault such that it cannot communicate on the 1769 Bus,
the following events occur:
• End cap detection fails
•Controller faults