Assembly Design > Using Assembly > Placing Components > Packaged Components > To Fix the Location of a Packaged Component
  
To Fix the Location of a Packaged Component
1. In an open assembly, click Assemble > Package. The PACKAGE menu appears.
2. Select Fix Location.
3. Select the packaged component to be placed from the Model Tree or in the graphics window. The system fully constrains the packaged component in its current location.
 
* Alternatively, you can select the component in the Model Tree or graphics window, right-click and choose Location > Fix Location from the shortcut menu. To unfix the location, right-click the component and choose Location > UnFix Location.