DISCONTINUED LCP Q5942A MICR Toner for HP Laserjet 4240 MICR - HP 4240 MICRDISCONTINUED Laserjet 4240 MICR HP 4240 MICR Q5942A MICR Toner for the HP LaserJet 4240 4240N ONLY Print your own checks with our compatible HP Laserjet 4240 MICR Toner. Most HP laser printers can be used as a laser check printer. All you need is a MICR cartridge, check paper, and check printing software. You will be able to print check stubs, print checks in quickbooks and any other check software. This HP 4240 MICR Toner delivers excellent print