On Mac OS X 10.7, the job properties will not open when printing from sandboxed applications (i.e, Preview, Safari, TextEdit, and applications available from the App Store).
Mac OS X PostScript Print Driver for the EX Print Server (Powered by Fiery) for the Xerox Color 550/560 Printer.
Multi-language installer with PPDs and plug-ins for PowerPC and Intel Macintosh computers running OS X 10.4, 10.5, 10.6, or 10.7.