When you insert a PDF file in TurboCAD or import it through Underlay feature please make sure the file must contains 3D content otherwise when you import it, it will not show complete content for that specific PDF file.


How to import PDF? Here is the procedure.


1. Launch TC
2. Go to Tools > Underlay Manager > New > Browse attached file
3. There is no Preview for the attached file.
4. Click OK
5. Go to Insert > Underlay > Select file name > OK
6. Insert into the drawing.