50 Publication 1769-UM020A-EN-P - December 2009
Chapter 4 Module Diagnostics and Troubleshooting
Module Inhibit Function
CompactLogix controllers support the module inhibit function. See
your controller manual for details.
Whenever the module is inhibited, it continues to provide information
about changes at its inputs to the 1769 Compact Bus Master (for
example, a CompactLogix controller).
Contacting Rockwell
Automation
If you need to contact Rockwell Automation for assistance, please
have the following information available:
• A clear statement of the problem, including a description of
what the system is actually doing. Note the state of the status
indicators; also note input and output image words for the
module.
• List of remedies you have already tried.
• Controller type and firmware number (see the label on the
controller.)
• Hardware types in the system, including all I/O modules.
• Fault code, if the controller is faulted.
See the back cover for contact information.
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