Rockwell Automation 1791DS-IBxxxx Guard I/O DeviceNet Safety Modules - Manual (Page 125)

Rockwell Automation Publication 1791DS-UM001J-EN-P - May 2013 125
Considerations When Replacing Guard I/O Modules Chapter 7
3. Click the Safety tab.
4. Click Reset Ownership.
5. Click OK.
6. Follow your company-prescribed procedures to functionally test the
replaced I/O module and system and to authorize the system for use.