HP Officejet J5740 All-in-One Printer - Manual (Page 265)

covering the ink nozzles, carefully remove the tape from the print cartridges. Do not
touch the ink nozzles or the copper-colored contacts.
1 Copper-colored contacts
2 Plastic tape with pink pull tab (must be removed before installing)
3 Ink nozzles under tape
Cause: The print cartridge is defective or not intended for use in this device.
Solution: To find support and warranty information, go to the HP Web site at
www.hp.com/support . If prompted, choose your country/region, and then click
Contact HP for information on calling for technical support.
Errors 263