A Appendix

Printer specifications

Model			HL-4040CN	HL-4050CDN
Technology			Electrophotographic
Print speed¹ (A4 size/ Letter size)	Standard (A4/Letter)	Monochrome	Up to 20 ppm (A4 size)²,Up to 21 ppm (Letter size)²
	Standard (A4/Letter)	Full Color	Up to 20 ppm (A4 size)²,Up to 21 ppm (Letter size)²
	Auto Duplex (A4/Letter) (HL-4050CDN only)	Monochrome	N/A	Up to 7 sides per minute (3.5 sheets per minute)
	Auto Duplex (A4/Letter) (HL-4050CDN only)	Full Color	N/A	Up to 7 sides per minute (3.5 sheets per minute)
First print time³	Monochrome		Less than 16 sec
First print time³	Full Color		Less than 17 sec
Resolution	Windows^® 2000/XP/ XP Professional x64 Edition, Windows Vista™, Windows Server^® 2003/ Windows Server^® 2003 x64 Edition		2400 dpi (2400 × 600) quality 600 × 600 dpi
	DOS		600 × 600 dpi
	Mac OS^® X 10.2.4 or greater		2400 dpi (2400 × 600) quality 600 × 600 dpi
	Linux		600 × 600 dpi

¹	The printing speed may change depending on the type of document you print.
²	From standard paper tray and optional paper tray.
³	First print out time may change if the machine is calibrating or registering itself.