Brother HL-1850 2400 600 mm 4.2 4.2 6.01 6.01 6.35 6.35 6.35 6.35 6.35 6.35 Separate Toner and Drum http://www.brother.com/usa/printer/info/hl1850/hl1850_ove.html us-ascii A Postscript 19 pages per minute, PCL 5e, PCL 6, and PostScript Level 3, 16 MB (144 MB max.), one tray for 250 sheets (max A4/Legal, a second tray can be added), built-in duplex unit, parallel, USB 2.0.<p> Best results are probably obtained when the printer is used in PostScript mode with a PPD file from the printer's driver CD.<p> You can also get an <a href="http://solutions.brother.com/Library/sol/printer/7050/rpmfiles/brhl18_2-1.0.0-0-noarch.rpm">RPM with the PPD file</a> from <a href="http://solutions.brother.com/linux/">Brother</a>.<p> For the PCL mode see the page of the <a href="show_printer.cgi?recnum=Brother-HL-5040">Brother HL-5040</a>.<p> Brother provides a <a href="http://solutions.brother.com/linux/">PCL driver</a>, too, but binary-only and only for LPD/LPRng. According to the printout quality it is based on the "ljet4" GhostScript driver. "pxlmono", "gimp-print" (600 dpi), and "hpijs" (600 dpi) give a better grayscale quality and all special features of the printer are accessible by PJL commands.<p>