HP Deskjet 3645 Color Inkjet Printer - ink-backup mode

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ink-backup mode

Ink-backup mode allows the printer to operate using only one print cartridge. It is
initiated when a print cartridge is removed from the cradle.

For instructions on removing a print cartridge, click

here

.

ink-backup mode output

Printing in ink-backup mode slows the printer and affects the quality of printouts.

when only this print cartridge is

installed...

the result is...

black print cartridge

Colors are printed as grayscale.

tri-color print cartridge

Colors print but black is grayed and

is not a true black.

photo print cartridge

Colors are printed as grayscale,

black is grayed and is not a true

black.

It is recommended that you do not use the photo print cartridge for
ink-backup mode.

exiting ink-backup mode

Install two print cartridges in the printer to exit ink-backup mode.

For instructions on installing a print cartridge, click

here

.