Update Referenced Drawing Attachments
 
 
 

To update an attached xref

  1. Click Insert menu External References.At the Command prompt, enter externalreferences.
  2. In the External References palette, select the reference name that you want to reload.
  3. Right-click, and click Reload.
NoteIf the drawing you selected has been changed since you opened your drawing, the xref is reloaded.
 Toolbar: Reference 
 Command entry: EXTERNALREFERENCES