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- HP Community
- Printers
- Printing Errors or Lights & Stuck Print Jobs
- Black ink print fading inkjet 940XL

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08-23-2016 09:00 AM
Fairly new genuine HP black cartridge installed. Faded black ink in parts of top half of page, worst near top. Doesn't happen with every page, about 40% though. Have printed test sheet, cleaned and aligned print heads - no improvement.
Solved! Go to Solution.
Accepted Solutions
08-25-2016 09:16 AM
Alright, first make sure the printer is plugged directly into a wall outlet and not a surge protector. Once done, this document should assist you with troubleshooting print quality issues with your printer.
If after following the above you are still having issues, the printer needs to be replaced. You can contact HP Support by clicking on this link and filling out the form at the bottom to see what options are available.
Please let me know the results after following the above. If you are able to improve the quality, please click on Accept Solution. If you appreciate my help, please click on the thumbs up icon. Both icons are below this post.
I work on behalf of HP
Please click “Accept as Solution ” below the post that solves your issue to help others find the solution.
Please click the Thumbs up icon below to say “Thanks” for helping!
08-25-2016 07:55 AM
Hey @KingstonJustice,
Welcome to the HP Support Forums.
I see that you are having some issues with print quality. I can help you with that, however I am going to need to know the name of the printer as it appears on the front label. Once I know that I will be better able to assist you.
I work on behalf of HP
Please click “Accept as Solution ” below the post that solves your issue to help others find the solution.
Please click the Thumbs up icon below to say “Thanks” for helping!
08-25-2016 09:16 AM
Alright, first make sure the printer is plugged directly into a wall outlet and not a surge protector. Once done, this document should assist you with troubleshooting print quality issues with your printer.
If after following the above you are still having issues, the printer needs to be replaced. You can contact HP Support by clicking on this link and filling out the form at the bottom to see what options are available.
Please let me know the results after following the above. If you are able to improve the quality, please click on Accept Solution. If you appreciate my help, please click on the thumbs up icon. Both icons are below this post.
I work on behalf of HP
Please click “Accept as Solution ” below the post that solves your issue to help others find the solution.
Please click the Thumbs up icon below to say “Thanks” for helping!
09-01-2016 12:03 PM
Thanks. Printer now working ok. Info: I started working through the troubleshooting link & print quality diagnostic page looked fine, as it did before. I decided to check the ink tubes anyway but they look fine. After I shut the top, the printer began to calibrate the linefeed without my requesting it. I don’t think I’d tried that before anyway so I let it carry on. I didn’t use the printer again until Tuesday and it was fine: 9 pages all ok. Today I used it again and it’s still ok so I assume the problem is resolved although I’ve not yet done a lot of printing. Your troubleshooting page is good.