HP C4795, C4750, C4780, C4740 manual Solution 4 Check if print cartridges are fully inserted

Solution 3: Make sure the protective tape is removed from the print cartridges

Solution: Check each print cartridge. The tape might have been removed from the copper-colored contacts, but still might cover the ink nozzles. If the tape is still covering the ink nozzles, carefully remove the tape from the print cartridges. Do not touch the ink nozzles or the copper-colored contacts.

Solve a problem

1Copper-colored contacts

2Plastic tape with pink pull tab (must be removed before installing)

3Ink nozzles under tape

Remove and then reinsert the print cartridges. Verify that they are fully inserted and locked in place.

Cause: Protective tape was covering the print cartridges. If this did not solve the issue, try the next solution.

Solution 4: Check if print cartridges are fully inserted

Solution: Remove and then reinsert the print cartridges. Verify that they are fully inserted and locked in place.

Cause: The contacts on the print cartridge were not touching the contacts in the print carriage.

If this did not solve the issue, try the next solution.

Errors 79