Use the Document Setup command to set up a file’s basic characteristics (units, scale, drawing area, and grid) as well as define the title block border settings.
To set up a file with the Document Setup command:
Select File > Document Settings > Document Setup.
The Document Setup dialog box opens. Set the parameters for the drawing. See Concept: Setting up the Drawing for more information on units, scale, drawing grids, and print area.
► Click to show/hide the parameters.
Click OK.
Select the Document Setup command again to re-adjust a sheet border if the paper size has changed.