HP LaserJet 9000

Experienced technical support provide their insights in answering this question :
Scanner write some numbers, How i can know that number’s mean?

How to Identify and Fix Common Problems ?

Our sources include academic articles, blog posts, and personal essays from experienced technical support :

No paper or paper jam

Without paper, your printer cannot print. Make sure there is paper loaded into the printer paper cartridge or tray. Next, verify that no printer paper is jammed or partially fed into the printer. If you suspect paper is stuck somewhere it shouldn`t be, refer to our help page for paper jams.

Turn the product on while you press and hold the Resume button for 10-20 seconds. The Attention light turns on. Release the Resume button. The Attention and Ready lights cycle while the product restores factory defaults.
Reasons why your HP printer has ink but won`t print

This may seem obvious, but it sometimes happens: first make sure your paper tray has paper in it. Misalignment, clogged printheads, faulty data communication or insufficient ink levels can also be sources of the problem.

It`s a pretty simple process:
  1. With the printer turned on, pull out the power cable from the back of the printer.
  2. Unplug the power cable from the wall outlet.
  3. Wait 15 seconds.
  4. Plug the power cable into the back of the printer.
  5. Plug the printer back into the wall outlet.
  6. Turn the printer back on.
  7. Run a test print.
22 juin 2023
Reasons why your HP printer has ink but won`t print

This may seem obvious, but it sometimes happens: first make sure your paper tray has paper in it. Misalignment, clogged printheads, faulty data communication or insufficient ink levels can also be sources of the problem.

8 Simple Steps to Fixing Your Printer
  1. Hard restart. …
  2. Restart your computer. …
  3. Check the connections. …
  4. Try printing from another computer. …
  5. Check for error codes. …
  6. Check the print queue. …
  7. Double-check what printer you have selected. …
  8. See if there are any updates needed.
13 nov. 2020

Relevant Questions and Answers :

the most relevant questions and answers related to your specific issue

HP ScanJet 9000 service manual required
ANSWER : Scanner write some numbers, How i can know that number’s mean?

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Service manual for an HP Laserjet 4250 (or 4250n)
ANSWER : Hello all,Can someone please tell me where to find service manual for a 4250 or 4250n printer?I used Google, Fileshare.eshop.bg, peer-to-peer, but with no avail …Thanks alot for your answers!

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HP PSC 1210 Service Manual?
ANSWER : Hi Abe,

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HP 26 vs HP 29 cartridge compatibility
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Laserjet 9000 57.5 cycle power
ANSWER : according to the manual, the solution should be replacing part RH7-5296-000CN (or use alternate part RH7-1658) for 9000 / 9040 / 9050….have you tried it? …..if you’ve got any questions, contact me, Audrey, case study writer in tech and stuff

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HP laser jet 3015 "Upgrade Error Call HP Support"
ANSWER : rgtr

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hp laserjet 4250n service error 49.4c02
ANSWER : The response by DMZCompute worked perfectly. Thank You!

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HP 4101MFP Hard Drive Question
ANSWER : To initialize: turn off – Press start and hold down while turning on, release after all three light light, you should see initialize disk hit check, and allow to boot.

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HP LaserJet 9000