AutoCAD 2008 User's Guide > Control the Drawing Views > Change Views > Pan or Zoom a View > 
To display the drawing extents by zooming
Concept Procedure Quick Reference
 
 
 

To display the drawing extents by zooming

All objects in the drawing are displayed to be as large as possible and still fit in the current viewport or the drawing area.

 Toolbar: Standard 
 Command entry: ZOOM
 Shortcut menu: With the ZOOM command active, right-click in the drawing area. Click Zoom Extents.