HP (Hewlett-Packard) 3740 Series Manuale Utente
Installed print cartridge Result
Black print cartridge.
Black print cartridge.
Colors are printed as grayscale.
Tri-color print cartridge. Colors print but black is grayed and is not a true black.
Exiting ink-backup mode
Install two print cartridges in the printer to exit the ink-backup mode.
For instructions about installing a print cartridge, see the
For instructions about installing a print cartridge, see the
page.
HP Deskjet 3740 series printer User's Guide
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