Displaying IDoc Type and Segment Documentation 
The description of the IDoc interfaces in this documentation does not include the IDoc segments or the fields making up the segments. This information is found in the SAP R/3 System in the tools for the IDoc documentation.
Procedure
On the SAP R/3 System screen, choose Tools
®
Business Communication
®
IDoc
®
IDoc Basis..
To display the structure of an IDoc type and the component documentation, choose Documentation
®
IDoc types.
Enter the IDoc type in the Obj. name field, using the name given in the interface display (such as
ACPJOU01
), accept the other default settings, and choose
Display tree.
The illustration includes:
- All segments making up the IDoc and their names
- All fields making up the segment and their names
You can reduce the display to the application view or the technical view using the corresponding functions:
- The standard setting of the application view displays the documentation for the segments and segment fields. The documentation describes the segments and lists the fields to which data must be transferred.
- The standard setting of the technical view displays the attributes of the IDoc, the segments and segment fields, along with the field values allowed.
- To change the display based on user-defined entries, choose Goto
®
User settings...
You can print or save any screen display.
For more information about IDoc type documentation, see the SAP Library under Cross-Application Components
®
IDoc Interface / Electronic Data Interchange
®
Structure, Documentation and Definition of IDoc Types.