After drawing is complete.  Follow steps below.

Plot
Plot Device (tab1)
Plotter Configuration
          Name {HP (any with color configuration that you have a system driver for.}
Plot style
          Acad.stb
What to plot
          •      Current Tab
Plot to file
         X     Plot to file
          Filename ( will have the .plt extension)
          Location (The directory that the plot file will be written)

Plot Settings (tab 2)
        Paper Size ( Select the best paper size for your drawing)
        Inches or MM (Select units)
        Orientation  Portriat or Landscape
        Plot area - 
                          Extents
                          Scale
                          Scale lineweights
                          Center Plot
       Full Preview
       OK