LCP CF230X MICR 30X MICR HP LaserJet M203d, M203dn, M203dw, MFP M227 MICR TonerThis LCP CF230X MICR is also a 30X MICR Toner for use as a HP LaserJet M203d, M203dn, M203dw, MFP M227 MICR Toner Print your own checks with our compatible HP M203dw 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. For use in LaserJet Pro M203DN, LaserJet Pro