Hewlett Packard
21/22/56/57/338/343/350/351

Remove the transport clip/tape, and use to seal the empty cartridge you are replacing. Send the old cartridge back for remanufacturing. Put the replacement cartridge into the printer and close the cover.

Q. I have installed my cartridge but the printer is showing the cartridge has not been installed.

Q. I have cleaned the contacts and checked the type is correct, but I still have problems.

Q. The status monitor says the cartridge has previously been used, or the ink is depleted.

Q. I have lines in my printout, or bands of colour missing.

Q. The cleaning cycle did not improve my print quality.

Q. I have installed a new cartridge and there is a light flashing on my printer.

Q. My cartridge is the correct model and I have cleaned the electrical contacts twice but still the cartridge cannot be recognised.

Q. I have installed a new cartridge and the status monitor says it has previously been used.

Q. I have installed a new cartridge and the print quality is poor with missing print and white streaks.

Q. I have cleaned the cartridge using the printer toolbox and the quality is still poor after installing a new cartridge.

Q. I have installed a new cartridge and ink has poured out of the printer.