Sharp ARM 277 Streak. Image attatched

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  • iscott
    Trusted Tech

    250+ Posts
    • Mar 2010
    • 344

    #1

    Sharp ARM 277 Streak. Image attatched

    This only occurs when paper passes thru the machine in the letter R or legal position.

    Sharp 277 sample.jpg
  • iscott
    Trusted Tech

    250+ Posts
    • Mar 2010
    • 344

    #2
    Sorry this is the first time I’ve posted an image. The streak occurs on the left hand side beginning under the Installed Device heading. This is a mortgage attorney so printing legal is a must. I have replaced or swapped out everything the entire PCU fuser developer
    It looks like a dirty picker finger I cleaned those the only thing I can even think of at this point is to remove the picker fingers on the left hand side to see if that makes a difference.

    Comment

    • secretweapon23
      Technician

      50+ Posts
      • Jul 2010
      • 69

      #3
      Originally posted by iscott
      Sorry this is the first time I’ve posted an image. The streak occurs on the left hand side beginning under the Installed Device heading. This is a mortgage attorney so printing legal is a must. I have replaced or swapped out everything the entire PCU fuser developer
      It looks like a dirty picker finger I cleaned those the only thing I can even think of at this point is to remove the picker fingers on the left hand side to see if that makes a difference.
      Hi, is this attached image is a copy or print output?
      Anyone who has never made a mistake has never tried anything new.....A.E.

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      • iscott
        Trusted Tech

        250+ Posts
        • Mar 2010
        • 344

        #4
        This happens to be a copy but the same thing happens when you print.

        Comment

        • Silvertoast
          Trusted Tech

          250+ Posts
          • Feb 2010
          • 270

          #5
          did u replace or borrow the pcu from another machine, have seen this b4 and it was the toner seal was damaged in the pcu. also in 317's (very similiar to this machine) there was mylar paddles in the waste section of the pcu that would flick the toner around andcause similiar results and spilled toner (they changed the pcu for that model)

          Comment

          • OMD-227

            #6
            I gotta agree. Looks like a grid/charging issue for sure.

            Comment

            • iscott
              Trusted Tech

              250+ Posts
              • Mar 2010
              • 344

              #7
              I swaped out the PCU with a machine that was fine and the problem was still there.

              Comment

              • blackcat4866
                Master Of The Obvious

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

                #8
                Originally posted by wazza
                I gotta agree. Looks like a grid/charging issue for sure.
                Check out this thread:


                I agree with wazza. For a subtle image artifact like this all it would take is a hair or piece of paper lint dangling anywhere within 20mm of the drum surface, including all the imaging components and frame. Your most valuable tool in this situation is a cheapie plastic toothbrush. I start first with the charge grid. We are talking about very very very small contaminants. Invisible in normal circumstances. Next check the area of the cleaning blade above the drum, and the frame where it crosses over the drum. Also check the face of the developing roller, especially the lower lip of the developing unit. In situations like this I have removed and rechecked the same areas (7) or more times, and often never seeing the contaminant. The problem is just suddenly gone.

                Be persistent. =^..^=
                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

                • iscott
                  Trusted Tech

                  250+ Posts
                  • Mar 2010
                  • 344

                  #9
                  Found it! Next to the picker fingers on the PCU are and extra pair of spurs that are attached to the PCU on blocks that are screwed onto the PCU one of the spurs was missing. for a quick fix I just removed both blocks. Seems to be working fine. Thanks for your help.

                  Comment

                  • tmaged
                    Owner/Service Manager

                    Site Contributor
                    1,000+ Posts
                    • Oct 2008
                    • 1867

                    #10
                    I've had that before with the missing star wheels, but you said you swapped the entire drum unit, so I didn't think that was it.
                    Hope that helps !
                    -Tony
                    www.dtios.com
                    Become a fan on Facebook

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