These products are guaranteed to work with your Lexmark T642n printer.
Lexmark T642n is a Workgroup monochrome laser printer. This printer is featured with network and is capable of handling network printing. This printer control panel is very easy to handle and it comes with 4 line APA backlit display. The printer technology used in this printer is monochrome laser. The printer is built with parallel, Ethernet 10/100 Base TX, two internal card slots and two USB port interface. The print speed of this printer is up to 45 ppm with a resolution of 1200 x 1200 dpi.