HP Photosmart C4270 All-in-One Printer - Manual (Page 136)

Print cartridge messages
The following is a list of print cartridge error messages:
• Low on ink
• Need alignment or alignment failed
• Print cartridge is missing, incorrectly installed, or not intended for your device
• Wrong pen in slot
Low on ink
Cause: At least one of the print cartridges is estimated to be low on ink and might
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 more information on print cartridges, see
“Troubleshoot print cartridges”
on page 83 .
Need alignment or alignment failed
Cause: The incorrect type of paper is loaded in the input tray.
Solution: If you have colored paper loaded in the input tray when you align the print
cartridges, the alignment fails. Load unused plain white letter or A4 paper into the
input tray, and then try the alignment again. If the alignment fails again, you might
have a defective sensor or print cartridge.
To find support and warranty information, go to the HP Web site at
www.hp.com/
support . If prompted, choose your country/region, and then click Contact HP for
information on calling for technical support.
Cause: Protective tape is covering the print cartridges.
Solution: Check each print cartridge. The tape might have been removed from the
copper-colored contacts, but still might cover the ink nozzles. If the tape is still
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