When you've selected an XRef object in a scene, the XRef Object rollout appears along with the Proxy Object rollout on the Modify panel. The modifier stack for the XRef object simply displays “XRef Object.”
These controls let you change the file path, file name, and object name of the source of the XRef object.
Click to open the XRef Objects dialog, with the selected object's record highlighted.
Displays the path and file name of the scene file containing the source of the XRef object. You can edit this to point to a different path and file.
Displays the file name only, without the path.
Click to display the Open File dialog from which you can specify a different path and file name for the source file.
Displays the name of the source object pointed to in the source file. You can edit the name field to reference another object.
Displays the name of the source object.
Click to display the XRef Merge dialog pointing to the scene in the XRef File Name field. Here, you can specify a different object to be used as the XRef object.