Question about HP LaserJet 2840 Printer

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When we make a copy or print something to the HP Color LaserJet 2840 the first page will print completely black. When we print or copy in color it makes the first page yellow. Does any one know the problem? Any way to fix this?

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It is crosser or relay fault, due to long time of manufacturing the fomic of relay, melted, and disturb the timing of printer, you will find it, inside of printer near scan beam assembly, right side, use heavy grammage tap in replace of malted foam

Posted on Apr 26, 2015

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Try to contact me at
walid_sayed@hotmail.com

Posted on Mar 17, 2010

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Posted on Jan 02, 2017

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Dec 25, 2015 | HP LaserJet 2840 All-In-One Printer

1 Answer

HP color laserjet 2840 for Mac -- Pages print but are totally blank. Appreciate if you can advice A.S.A.P


Pages print but are totally blank.
  • The sealing tape might still be in the
    print cartridges.
Solution "Verify that the sealing tape has been
completely removed from the print
cartridges."

  • The document might contain blank
    pages.
Solution "Check the document that you are
printing to see if content appears on all
of the pages."
  • The device might be malfunctioning.
Solution "To check the device, print a
Configuration page."

Jul 06, 2011 | HP LaserJet 2840 Printer

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My machine will copy in color and the reports print in color but will not print from my Mac in color


Mac is either not supporting color for this printer, or you got something fouled in the spoiler either one would be the cuase

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/edwy_1a56970cf1ea4620

Jun 22, 2009 | HP LaserJet 2840 All-In-One Printer

2 Answers

HP 2840 Prints Blank Pages


Black is used on all prints. Did you pull the tape on the new cartridge?

Jan 13, 2009 | HP LaserJet 2840 All-In-One Printer

1 Answer

Paper jamming


Reset printer first. Meny > go to Service > choose Restore default, if issue remains try upgrade firmware.

Nov 13, 2008 | HP LaserJet 2840 Printer

1 Answer

HP 2840 All in one won't print color


printer is ok, check the connecting cable and drivers.

Oct 28, 2008 | HP LaserJet 2840 All-In-One Printer

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