HP Deskjet D1550 Printer - Manual (Page 63)

NOTE: HP cannot guarantee the quality or reliability of non-HP supplies. Printer
service or repairs required as a result of using a non-HP supply will not be covered
under warranty.
If you believe you purchased genuine HP print cartridges, go to:
www.hp.com/go/anticounterfeit
Cause: The original HP ink in the indicated print cartridges has been depleted.
Low on ink
Solution: Ink level warnings and indicators provide estimates for planning purposes
only. When you receive a low-ink warning message, consider having a replacement
cartridge available to avoid possible printing delays. You do not need to replace the
print cartridges until print quality becomes unacceptable. If you have installed a refilled
or remanufactured print cartridge, or a cartridge that has been used in another printer,
the ink level indicator may be inaccurate or unavailable.
For more information on replacing print cartridges, see
Replace print cartridges .
Cause: At least one of the print cartridges is estimated to be low on ink and may
need to be replaced soon.
Printing in ink-backup mode
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
Chapter 11
60 Troubleshooting
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