I have to disagree with #2... all 3 should be set to 1
First & Third I agree with.
"civman_bloom" wrote in message news:6388667@discussion.autodesk.com...
> First, on the settings tab, right click the drawing name and set the
> drawing to the correct scale desired.
> Second, set your psltscale=0, msltscale=0, and finally your
> ltscale=drawing scale
> Third, set the viewport scale to equal the drawing scale.