Getting black lines - Konica Minolta C224e

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  • musthafavi
    Technician

    50+ Posts
    • Aug 2017
    • 76

    [Misc] Getting black lines - Konica Minolta C224e

    while printing/Copying Getting black lines in print out

    Machine: Konica Minolta C224e

    please find the attached for your reference
    Attached Files
  • Max
    Senior Tech

    500+ Posts
    • Oct 2011
    • 526

    #2
    Re: Getting black lines - Konica Minolta C224e

    Charge/Grid in toner

    Comment

    • copyman
      Owner / Technician

      Site Contributor
      2,500+ Posts
      • Sep 2005
      • 4213

      #3
      Re: Getting black lines - Konica Minolta C224e

      What are the consumable life counts? Did you pull the K developer unit and see if it dumped? Lines are usually from black drum, transfer belt or fuser. In this case I would think black drum needs to be replaced

      Comment

      • musthafavi
        Technician

        50+ Posts
        • Aug 2017
        • 76

        #4
        Re: Getting black lines - Konica Minolta C224e

        Originally posted by Max
        Charge/Grid in toner
        could you please explain

        Comment

        • musthafavi
          Technician

          50+ Posts
          • Aug 2017
          • 76

          #5
          Re: Getting black lines - Konica Minolta C224e

          Originally posted by copyman
          What are the consumable life counts? Did you pull the K developer unit and see if it dumped? Lines are usually from black drum, transfer belt or fuser. In this case I would think black drum needs to be replaced

          Thank you, I will try with the new drum unit

          Comment

          • copyman
            Owner / Technician

            Site Contributor
            2,500+ Posts
            • Sep 2005
            • 4213

            #6
            Re: Getting black lines - Konica Minolta C224e

            In the meantime you could probably change the direction of the paper to feed long ways and it will most likely miss the lines on edge.

            Comment

            • techie0419
              Technician
              • Apr 2017
              • 36

              #7
              Re: Getting black lines - Konica Minolta C224e

              When I looked at the image, my first thought was the black drum as well. It's hard to tell for certain whether it is a black line where the page should be white, or a blank are where there should be text...if blank/void, then the area is not charging properly. Either way, the drum would be the easiest place to start. And copyman's idea of turning the paper 90 degrees in the tray is good, particularly if you have to wait on the drum to arrive.

              Comment

              • blackcat4866
                Master Of The Obvious

                Site Contributor
                10,000+ Posts
                • Jul 2007
                • 22698

                #8
                Re: Getting black lines - Konica Minolta C224e

                I had one recently like this with an address label stuck to the transfer belt. =^..^=
                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

                • Phil B.
                  Field Supervisor

                  10,000+ Posts
                  • Jul 2016
                  • 22808

                  #9
                  Re: Getting black lines - Konica Minolta C224e

                  Originally posted by musthafavi
                  could you please explain
                  you are not a tech are you?

                  Comment

                  • Phil B.
                    Field Supervisor

                    10,000+ Posts
                    • Jul 2016
                    • 22808

                    #10
                    Re: Getting black lines - Konica Minolta C224e

                    Originally posted by musthafavi
                    thank you, i will try with the new drum unit
                    did you check the dev units?

                    Comment

                    • Copier Addict
                      Aging Tech

                      Site Contributor
                      10,000+ Posts
                      • Jul 2013
                      • 13037

                      #11
                      Re: Getting black lines - Konica Minolta C224e

                      Originally posted by Phil B.
                      you are not a tech are you?
                      I think he was just asking what "Charge/Grid in toner" means. I'm a tech and I don't know what that means.

                      Comment

                      • copyman
                        Owner / Technician

                        Site Contributor
                        2,500+ Posts
                        • Sep 2005
                        • 4213

                        #12
                        Re: Getting black lines - Konica Minolta C224e

                        If you want to be sure. swap the life chip from black with one of the color drums. if the lines come out the color you swapped with and no black lines then you can get yourself a black drum.

                        Only way it would make sense to swap drums is if you have old style drums with small screw for chips. New style chips are riveted so people can't buy less expensive black drums and swap the chips for color, drums are identical except chip. I'm not saying the rivet stops some people. I would never do something like that

                        Comment

                        • JDR
                          Technician

                          50+ Posts
                          • Jan 2015
                          • 82

                          #13
                          Re: Getting black lines - Konica Minolta C224e

                          Just disassemble your black drum and clean the grid + corona.

                          Comment

                          • copyman
                            Owner / Technician

                            Site Contributor
                            2,500+ Posts
                            • Sep 2005
                            • 4213

                            #14
                            Re: Getting black lines - Konica Minolta C224e

                            Keep in mind you can clean the grid, charge, etc but if it is over life it can cause "any" of the developer units to pull developer. And if a color dev unit gets ruined you are looking at $400+ each to replace. Genuine black drums cost less than $100 so why even take the chance!

                            Comment

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