This page provides some options for printing.
Print Command specifies the command to invoke for printing. The command for the commonly used BSD lpr printer spooling system for instance would be lpr -Pprinter. For CUPS it should be lp -dprinter.
Paper Format specifies the paper format used by the printer. The printed page is scaled to fit on the paper.
Paper Margins specifies the margins to be added on the paper. The printed page is scaled accordingly.
With Language Level 2 you can activate the Level 2 extensions of the PostScript(R) language.
With Interpolate you can make the PostScript(R) interpreter interpolate the pixels for a smoother output.