The black cartridge is on the right side of the carriage.ĩ. The tri-color cartridge is on the left side of the carriage. Make sure that the icon on the cartridge matches the icon on the slot. Hold the cartridge by its sides with the nozzles toward the printer, and then insert the cartridge into its color-coded slot until it snaps into place. – Replace the protective tape on the contacts.ħ. – Touch the copper-colored contacts or the ink nozzles. Carefully remove the plastic tape using the pink pull tab. Be careful to touch only the black plastic on the cartridge.Ħ. Remove the new cartridge from its package. Press down on the top of the cartridge to release it, and then pull it toward you to remove it from its slot.ĥ. Wait for print carriage to move to center of the product and wait until the product is idle and silent before continuing.Ĥ. Load plain white paper in the input tray.ģ. Wait until the product is idle and silent before continuing.Ģ. Press the Power button to turn on the printer, if it is not already turned on. Try Amazon's ink selector tool to find compatible ink cartridges for your printer.ġ. įor your European or UK HP Photosmart C4780 All-in-One Printer you need HP 300 or HP 300XL cartridges. Which ink cartridges do I need for my HP Photosmart C4780 All-in-One printer?įor your US HP Photosmart C4780 All-in-One Printer you need HP 60 OR HP 60XL cartridges. When only a tri-color print cartridge is installed, colors will print but black is grayed and is not a true black. When only a black print cartridge is installed, colors will print as grayscale. Printing in ink-backup mode slows the printer and affects the quality of printouts. During ink-backup mode, the printer can only print jobs from the computer. The ink-backup mode is initiated when a print cartridge is removed from the print cartridge carriage. Use the ink-backup mode to operate the printer by using only one print cartridge. You do not need to replace the print cartridges until print quality becomes unacceptable. Consider getting replacement print cartridges when you receive a low-ink warning message. Ink level warnings and indicators provide estimates for planning purposes only. So if you are not a frequent printer, go with the regular cartridges. Our advice is that if you print often, go with XL. They will be able to print at least double the pages of a regular cartridge. XL (Extra Large) cartridges cost more but do provide better value in the long run. HP recommends that you use original HP ink cartridges. Cartridges are not compatible between different brands, and often not within the same brand. Make sure you purchase the right ink cartridges for your specific printer.

Hp photosmart c4780 ink