lq850 http://www.cs.wisc.edu/~ghost/doc/printer.htm gs -q -dBATCH -dPARANOIDSAFER -dQUIET -dNOPAUSE -sDEVICE=lq850%A%Z -sOutputFile=- - printer/Generic-ESC_P_Dot_Matrix_Printer printer/Brother-HJ-400 printer/Canon-BJ-300 printer/Epson-LQ-850