Whether copying or printing, using a genuine Muratec Black Laser Toner Cartridge ensures high quality printouts with crisp text when using your Muratec fax machine or multifunction printer. Your machine will display a Toner Almost Empty error message when the toner cartridge is running low. Order a new toner cartridge as soon as possible and replace it when you see Toner Empty on the display. This standard yield cartridge is packed with enough black toner to print 11,500 pages.