To create or update a routing revision:
1. Navigate to the Routing Revisions window. You can do this by choosing the Routing Revisions button from the Routings window.
2. Enter the routing revision.
3. Enter an effective date and time.
The implementation date, which is either the date the revision was added or the date the routing was transferred from Oracle Engineering, is displayed. If the routing was transferred from Engineering, the ECO text is displayed.