HP Officejet 7612 Wide Format e-All-in-One - Manual (Page 300)

Incompatible ink cartridges
The ink cartridge is not compatible with your printer.
Solution: Remove this cartridge immediately and replace with a compatible ink cartridge. For
information about how to install new cartridges, see Replace the ink cartridges on page 92.
ENWW Incompatible ink cartridges 283