MX-M350 Background

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  • RSCA
    Trusted Tech

    100+ Posts
    • Jul 2008
    • 112

    #1

    MX-M350 Background

    If I change and calibrate developer copy looks fine for about 2 or 3 days. I swapped developing units. Cleaned toner sensor. New drum. Please help.
  • bilyahn
    Service Manager

    1,000+ Posts
    • Dec 2006
    • 1467

    #2
    Re: MX-M350 Background

    What's the developer calibration number when it stops and when you replace it? What ROM version, newest is 3.03.J0. Can you scan an image for us? Are you dumping developer?

    Good luck.

    Bil

    Comment

    • RSCA
      Trusted Tech

      100+ Posts
      • Jul 2008
      • 112

      #3
      Re: MX-M350 Background

      The calibration number on Monday was 88. The one before that was 98. No developer dumping. Basically the copy looks fine except the background. It is also not consistent. Sometimes you can hardly tell there is background and other times it's really obvious. The copy doesn't look over-toned and there is no excess toner misting into the machine. If I scanned a page I'm not sure it would even show up. I just downloaded the current firmware. Not sure whether theirs is current or not but will check.

      Comment

      • bdcrandall13
        Trusted Tech

        100+ Posts
        • Sep 2010
        • 235

        #4
        Re: MX-M350 Background

        Originally posted by RSCA
        The calibration number on Monday was 88. The one before that was 98. No developer dumping. Basically the copy looks fine except the background. It is also not consistent. Sometimes you can hardly tell there is background and other times it's really obvious. The copy doesn't look over-toned and there is no excess toner misting into the machine. If I scanned a page I'm not sure it would even show up. I just downloaded the current firmware. Not sure whether theirs is current or not but will check.

        Have you checked the exposure? Either in the system settings under copy/initial status or under sim 46.

        Comment

        • RSCA
          Trusted Tech

          100+ Posts
          • Jul 2008
          • 112

          #5
          Re: MX-M350 Background

          Haven't done anything with exposure. Since it's not consistent I wouldn't have thought to go there.

          Comment

          • rainmaker
            Technician

            50+ Posts
            • Jul 2011
            • 77

            #6
            Re: MX-M350 Background

            did you check to see if the copier is level? I have seen this to be a issue also.

            Comment

            • Akitu
              Legendary Frost Spec Tech

              Site Contributor
              2,500+ Posts
              • Oct 2010
              • 2595

              #7
              Re: MX-M350 Background

              What's your copy count? You said you've changed the developer and drum, was it at a PM interval? Have you changed your transfer roller? If you don't change the transfer roller that will definitely give you some background issues...
              Cthulhu for president! Why settle for the lesser evil?

              Comment

              • blackcat4866
                Master Of The Obvious

                Site Contributor
                10,000+ Posts
                • Jul 2007
                • 22927

                #8
                Re: MX-M350 Background

                Is it second side only? Maybe DF position, hinge wear, or white plate mis-alignment? =^..^=
                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

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