I purchased 273-I ink cartridges from a third party and they don't work with my product. What should I do?

• The 273-I ink cartridges are used only for the initial printer set up and installation. If you have already used 273-I cartridges in your printer, you will not be able to use another set of 273-I cartridges. You can use the following replacement cartridges:
  

  Ink Cartridge Part Numbers

  Use these part numbers when you order or purchase new ink cartridges.

  Note: For best printing results, use up a cartridge within 6 months of opening the package.

  Ink color	Part number
  	Standard-capacity	High-capacity
  Photo Black (PBK)	273	273XL
  Black (BK)	273	273XL
  Cyan	273	273XL
  Magenta	273	273XL
  Yellow	273	273XL