HP Deskjet D4268 Printer - Manual (Page 87)

"Print cartridge is in the wrong slot" message
Cause: If you receive this error message, the print cartridge is installed in the wrong
side of the print cartridge cradle.
Solution: Always install the tri-color print cartridge in the left print cartridge cradle
compartment.
Install the black or photo print cartridge in the right print cartridge cradle compartment.
Low on ink
Cause: At least one of the print cartridges is estimated to be low on ink and may
need to be replaced soon.
Solution: Have a replacement cartridge on hand to avoid printing interruptions. You
do not have to replace the cartridge until print quality deteriorates. If you have installed
a refilled or remanufactured print cartridge, or a cartridge that has been used in
another printer, the ink level indicator will be inaccurate or unavailable.
For information on how to replace print cartridges, see
Replace print cartridges .
"Printing in ink-backup mode" message
Cause: When the printer detects that only one print cartridge is installed, ink-backup
mode is initiated. This printing mode lets you print with a single print cartridge, but it
slows the printer and affects the quality of printouts.
Solution: If you receive the ink-backup mode message and two print cartridges are
installed in the printer, verify that the protective piece of plastic tape has been
Print cartridge problems 85