3.Press the tabs on each side of the paper tension unit as shown, then lift the front of the unit and pull it up and out of the printer.
4.Make sure the print head is not hot; if it is, let it cool for a few minutes before touching it. Then slide the print head to the middle of the printer by hand.
cCaution:
Never move the print head while the printer is turned on; this can damage the printer.
5.If a used ribbon cartridge is installed, grasp the cartridge by the handle and pull it up and out of the printer.