r4081 http://www.cs.wisc.edu/~ghost/doc/printer.htm gs -q -dBATCH -dPARANOIDSAFER -dQUIET -dNOPAUSE -r300x300 -sDEVICE=r4081%A%Z -sOutputFile=- - printer/Ricoh-4081 printer/Ricoh-4801 printer/Ricoh-6000