Displaying the Complete Structure Hierarchy (SAP Easy Access) 
You use this function to display the complete structure hierarchy of an installed base with sub-installed bases.
Prerequisites
The installed base must be created in the system.
Features
On the Expand Installed Base initial screen, in addition to specifying the installed base or component, choose the number of Levels below that you want to see in the hierarchy structure. If you do not enter anything in the Levels below field, only the first level of the hierarchy is displayed. A maximum of 99 levels can be displayed.
You can make changes to the installed base or a component of the installed base.
Activities
On the SAP Easy Access screen, choose 
Master Data 
Installed Base Expand Installed Base 
.