To Retrieve Placement References
1. In an open assembly, right-click a subassembly with an excluded component and choose 
from the shortcut menu. The Component Placement tab opens.
from the shortcut menu. The Component Placement tab opens.2. Right-click the constraint set in the navigation area of the Placement tab or in the graphics window and choose Retrieve Refs from the shortcut menu. The Confirmation menu manager appears.
3. Click Confirm. The component excluded from the simplified representation appears in its proper place in the assembly.
4. Edit the placement definition of the component and click 
. The component excluded from the simplified representation disappears from the graphics window.
. The component excluded from the simplified representation disappears from the graphics window.5. Click > > to remove retrieved components from memory.