How do I change the print cartridge on my speed-i-Jet 798?
- Remove the protective cap.
- Open the print head flap.
- Remove the new print cartridge from the packaging and remove the protective film from the nozzles or clip.
- If using standard ink, hold the felt pad (also included in the packaging) against the print cartridge nozzles until ink comes out.
- Insert the print cartridge.
- Close the print head flap.
You can find more information on this in the operating instructions under "Changing the print cartridge":