Brother MFC-8300 600 600 toner cartridge http://www.brother.com/us-fax/INFO/mfc8300/8300.htm us-ascii D hl7x0 HP LaserJet (PCL drivers) work OK for small print files, but give "Memory full" error messages on large print jobs, even at low resolution.<p> The device does all jobs correctly with the "hl7x0" driver.<p> The memory is upgradable; I don't know if it's standard memory or a funky module.