A window as below pops up. Filter the Files of Type as
Gerber ASCII Files (*.GBR)
xx_00.GBR -> Component Print (or Silkscreen Top)
xx_02.GBR -> Component Layer or Artwork Top Layer (This layer is not required for a single layer PCB).
xx_29.GBR -> Solder Layer or Artwork Bottom Layer
Select the required Gerber file, here xx_00.GBR is selected and choose the
Import to Layer as Silkscreen Top
Next select xx_29.GBR and choose Import to Layer as
Artwork Bottom Layer. Then add Image X Offset = 2.5000”
From below figure, it can be seen that, the gerber files created is offsetted.
Select File | Print from Fabrication Graphics Viewer to print the layers.
Choose Centre image in 1x1 pages from the Print Preview and then print the page.