HP Laserjet 4650 Smearing Smudges Print Quality Issues on two my Printers

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  • sagar4
    Trusted Tech
    • Dec 2012
    • 127

    #1

    HP Laserjet 4650 Smearing Smudges Print Quality Issues on two my Printers

    I have three HP 4650 printers. Two of them have print quality issues. It only seems to be with the magenta and cyan colors. Even when I disable the cartridges to test them by swapping them out problem does not follow colors. Any help would be greatly appreciated. I have attached a sample thanks.
    Attached Files
    "Broken again"
  • blackcat4866
    Master Of The Obvious

    Site Contributor
    10,000+ Posts
    • Jul 2007
    • 22996

    #2
    Re: HP Laserjet 4650 Smearing Smudges Print Quality Issues on two my Printers

    Is your transfer belt remaining clean?
    Is your transfer belt damaged? =^..^=
    If you'd like a serious answer to your request:
    1) demonstrate that you've read the manual
    2) demonstrate that you made some attempt to fix it.
    3) if you're going to ask about jams include the jam code.
    4) if you're going to ask about an error code include the error code.
    5) You are the person onsite. Only you can make observations.

    blackcat: Master Of The Obvious =^..^=

    Comment

    • sagar4
      Trusted Tech
      • Dec 2012
      • 127

      #3
      Re: HP Laserjet 4650 Smearing Smudges Print Quality Issues on two my Printers

      Originally posted by blackcat4866
      Is your transfer belt remaining clean?
      Is your transfer belt damaged? =^..^=
      Yes the transfer belt has some indents but I tried one from a working machine still same problem exist.
      "Broken again"

      Comment

      • fixthecopier
        ALIEN OVERLORD

        2,500+ Posts
        • Apr 2008
        • 4714

        #4
        Re: HP Laserjet 4650 Smearing Smudges Print Quality Issues on two my Printers

        Looks like the ink isn't fusing to the paper. Swap fusers and test. could be something stuck to UFR, like a label.
        The greatest enemy of knowledge isn't ignorance, it is the illusion of knowledge. Stephen Hawking

        Comment

        • sagar4
          Trusted Tech
          • Dec 2012
          • 127

          #5
          Re: HP Laserjet 4650 Smearing Smudges Print Quality Issues on two my Printers

          Originally posted by fixthecopier
          Looks like the ink isn't fusing to the paper. Swap fusers and test. could be something stuck to UFR, like a label.
          But it only happens to magenta and cyan. Black is perfect and yellow is perfect.
          "Broken again"

          Comment

          • fixthecopier
            ALIEN OVERLORD

            2,500+ Posts
            • Apr 2008
            • 4714

            #6
            Re: HP Laserjet 4650 Smearing Smudges Print Quality Issues on two my Printers

            If you are positive the problem is not in the cartridges, Then check the fuser. Are these cartridges refurbed? If the answer is yes, you need to swap those two colors with the one that works fine. If the problem persist when you put 2 cartridges in that you are sure re good, you must look at contacts for the cartridges or maybe a dirty laser lens. You have it easy if you have a working one in the same area. You should be able to swap until you isolate the problem.

            REMANED CARTRIDGES ON HP COLOR ARE A BAD IDEA!
            The greatest enemy of knowledge isn't ignorance, it is the illusion of knowledge. Stephen Hawking

            Comment

            • blackcat4866
              Master Of The Obvious

              Site Contributor
              10,000+ Posts
              • Jul 2007
              • 22996

              #7
              Re: HP Laserjet 4650 Smearing Smudges Print Quality Issues on two my Printers

              I think I'd print something full page gray halftone, on the largest paper possible, to see if:

              1) it's moving around the page
              2) it's cyclic (repeating at specific intervals)
              3) to see what colors are affected

              Please post the results. =^..^=
              If you'd like a serious answer to your request:
              1) demonstrate that you've read the manual
              2) demonstrate that you made some attempt to fix it.
              3) if you're going to ask about jams include the jam code.
              4) if you're going to ask about an error code include the error code.
              5) You are the person onsite. Only you can make observations.

              blackcat: Master Of The Obvious =^..^=

              Comment

              • Wild Bill
                Senior Tech

                500+ Posts
                • Jul 2005
                • 774

                #8
                Re: HP Laserjet 4650 Smearing Smudges Print Quality Issues on two my Printers

                Check the cartridge Alienation Plates to see if they are broken.
                Q3668-67925 Alienation Plate Kit
                Izzy

                Comment

                • sagar4
                  Trusted Tech
                  • Dec 2012
                  • 127

                  #9
                  Re: HP Laserjet 4650 Smearing Smudges Print Quality Issues on two my Printers

                  I thank everybody for there input. I have tried everything that was mentioned here. I posted another sample but after that only the mirrors are left. Thanks
                  "Broken again"

                  Comment

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