HP Deskjet D1341 Printer - Manual (Page 13)

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 .
HP Photosmart Software Help 11