bizhub c350 gray streaks after running stabilzer

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  • gendeh
    • Aug 2025

    #1

    bizhub c350 gray streaks after running stabilzer

    Hi,
    I cleaned the LED bars and got great copies. Was printing like a new copier.

    Went to do color match and started getting blue dots on all prints.

    Then I ran the "Stabilzer & Reset" and now I have black/gray streaks all over (see images).

    Can anyone tell me how to fix? I tried cleaning LED bars again but no luck.

    When you print from the system settings like gradation adjust etc, you don't see the black/grey streaks.

    Really odd issue.

    Any suggestions welcomed.
    Attached Files
    Last edited by Guest; 12-27-2012, 04:19 AM.
  • minimerlin
    Senior Tech

    Site Contributor
    500+ Posts
    • Nov 2007
    • 851

    #2
    Re: bizhub c350 gray streaks after running stabilzer

    deleted
    Last edited by minimerlin; 12-27-2012, 12:57 AM. Reason: deleted
    Please do not PM me without asking first.

    Comment

    • EarthKmTech
      Step aside, noob

      1,000+ Posts
      • May 2009
      • 2139

      #3
      Re: bizhub c350 gray streaks after running stabilzer

      I had that issue recently on 1 of the 2 c350s left in existence here.

      print quality was fine other than a failed cyan imaging unit, replaced all 3 colours as they were near end of life and cleaned out the machine as you do.

      when doing the stabilization the leading 1/2 of an a3 sheet had edge to edge gray coverage that faded off by the trailing edge. Re-seated the black imaging unit to no avail then replaced it with new and all was good from then on.

      Comment

      • JustManuals
        Field Supervisor

        5,000+ Posts
        • Jan 2006
        • 9838

        #4
        Re: bizhub c350 gray streaks after running stabilzer

        This Parts & Service Manual can now be purchased for $12.77 and downloaded immediately after payment from:


        Just Manuals, The Internet's largest selection of manuals ~ Instant Downloads


        Paul@justmanuals.com

        Comment

        • gendeh

          #5
          Re: bizhub c350 gray streaks after running stabilzer

          Originally posted by manuals4you
          This Parts & Service Manual can now be purchased for $12.77 and downloaded immediately after payment from:


          Just Manuals, The Internet's largest selection of manuals ~ Instant Downloads


          Paul@justmanuals.com
          I have that already, can't determine problem on this copier. Never saw an issue like this on c350

          Comment

          • methogod
            Senior Tech

            Site Contributor
            500+ Posts
            • Dec 2008
            • 922

            #6
            Re: bizhub c350 gray streaks after running stabilzer

            Subject:
            Light bands from front-to-rear on only one color.
            Description:
            Light bands from front-to-rear on only one color.
            Solution:
            CAUSE: The contact on the belt unit transfer roller for the color that is light is dirty.

            SOLUTION: Clean the transfer roller contacts on the belt unit.

            Comment

            • gendeh

              #7
              Re: bizhub c350 gray streaks after running stabilzer

              Originally posted by methogod
              Subject:
              Light bands from front-to-rear on only one color.
              Description:
              Light bands from front-to-rear on only one color.
              Solution:
              CAUSE: The contact on the belt unit transfer roller for the color that is light is dirty.

              SOLUTION: Clean the transfer roller contacts on the belt unit.

              Tried that, didn't work

              Comment

              • methogod
                Senior Tech

                Site Contributor
                500+ Posts
                • Dec 2008
                • 922

                #8
                Re: bizhub c350 gray streaks after running stabilzer

                whats the meter?
                whats the counts on the IU's , Belt, etc?


                you look at the Black IU any visable damage on the drum? any visable damage on the belt?


                I have seen high meter machines, that are used in offices, that primarly use for B&W MPF have issues with only B&W but meter's are very high, C550 and C452 with over 1 million.

                IU's failing way early, belts failing early, solids not holding up..

                i have a C650 right now all IU are in the GREEN, belt is new, fuser is new, but business color prints fine any time you have any heavy fills its just cant keep up.

                any one every see this?

                Comment

                • gendeh

                  #9
                  Re: bizhub c350 gray streaks after running stabilzer

                  Originally posted by gendeh
                  Hi,
                  I cleaned the LED bars and got great copies. Was printing like a new copier.

                  Went to do color match and started getting blue dots on all prints.

                  Then I ran the "Stabilzer & Reset" and now I have black/gray streaks all over (see images).

                  Can anyone tell me how to fix? I tried cleaning LED bars again but no luck.

                  When you print from the system settings like gradation adjust etc, you don't see the black/grey streaks.

                  Really odd issue.

                  Any suggestions welcomed.
                  So I just printed some test prints from the copier itself and there are no streaks (for color calibration) but all copies and prints sent from computer have the same streaks.....

                  Comment

                  • gendeh

                    #10
                    Re: bizhub c350 gray streaks after running stabilzer

                    Originally posted by methogod
                    whats the meter?
                    whats the counts on the IU's , Belt, etc?


                    you look at the Black IU any visable damage on the drum? any visable damage on the belt?


                    I have seen high meter machines, that are used in offices, that primarly use for B&W MPF have issues with only B&W but meter's are very high, C550 and C452 with over 1 million.

                    IU's failing way early, belts failing early, solids not holding up..

                    i have a C650 right now all IU are in the GREEN, belt is new, fuser is new, but business color prints fine any time you have any heavy fills its just cant keep up.

                    any one every see this?
                    Copy / Printer
                    Black Full Color Mono Color Two-Color 2-Sided Total
                    Copy 61028 18907 257 19 8315
                    Printer 77344 48146 - 0 3956
                    Copy + Printer 138372 67329 -
                    Total 205701 -

                    Comment

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