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1 Selection number label
Printer documentation: For a list of print cartridge selection numbers, see the
reference guide that came with the printer.
Print Cartridge Ordering Information dialog box: For a list of print cartridge
selection numbers, open the printer Toolbox, click the Estimated Ink Levels tab,
and then click the Print Cartridge Information button.
If a print cartridge runs out of ink, the printer can operate in ink-backup mode.
For information about installing a replacement print cartridge, see the print cartridge
installation page.
Ink-backup mode
Use the ink-backup mode to operate the printer with only one print cartridge. The ink-
backup mode is initiated when a print cartridge is removed from the print cartridge
cradle.
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 instructions about installing a print cartridge, see the print cartridge installation
page.
User's guide 9
11


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