HP Deskjet D2560 Printer - Manual (Page 20)

Ink-backup mode output
Printing in ink-backup mode slows the printer and affects the quality of printouts.
Installed print cartridge Result
Black print cartridge Colors print as grayscale.
Tri-color print cartridge
Colors print but black is grayed and is not a true
black.
Exit ink-backup mode
Install two print cartridges in the printer to exit ink-backup mode.
For information about installing a print cartridge, see
Installation instructions .
Ink-backup mode 17
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