HP Officejet Pro X451 and X551 - User Guide

3. Grasp the edge of the old ink cartridge and
then pull the cartridge straight out to remove it.
4. Remove the new ink cartridge from the
packaging.
5. Do not touch the metal connector of the ink
cartridge. Fingerprints on the connector can
cause print-quality problems.
ENWW
Replacement instructions
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