Bizhub C353 prints only half page

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  • copyline
    Technician
    • Feb 2012
    • 11

    #1

    Bizhub C353 prints only half page

    I withdrew a C353 as a result of a problem with the black drum. Now the machine prints only half page in black and white and offsets all colors. I tried to change black drum, black laser and PWB. Can you help me?
  • EarthKmTech
    Step aside, noob

    1,000+ Posts
    • May 2009
    • 2139

    #2
    Re: Bizhub C353 prints only half page

    post a sample.

    Comment

    • JustManuals
      Field Supervisor

      5,000+ Posts
      • Jan 2006
      • 9838

      #3
      Re: Bizhub C353 prints only half page

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





      Paul@justmanuals.com

      Comment

      • blackcat4866
        Master Of The Obvious

        Site Contributor
        10,000+ Posts
        • Jul 2007
        • 22929

        #4
        Re: Bizhub C353 prints only half page

        Post a sample. What leads you to believe that it's a black drum issue? =^..^=
        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

        • copyline
          Technician
          • Feb 2012
          • 11

          #5
          Re: Bizhub C353 prints only half page

          Here a color sample and a black and white page
          SKMBT_C35313121310010.pdf


          In a machine control we noticed that the black imaging unit was losing a lot of black toner that we found inside and on the laser unit. So we replaced black imaging unit and tried to clean laser.
          Machine status was p6 and p21 and it was printing only half page.

          Then we tried to replace black laser unit, Cyano imaging unit, belt and last PWB.

          In Service Mode I can't perform Stabilizer under Image Process Adjustment - Gradiation adjustment


          Thanks for your help

          Comment

          • copyline
            Technician
            • Feb 2012
            • 11

            #6
            Re: Bizhub C353 prints only half page

            While I was writing the list of changed parts I noticed that the laser cyano had not been changed. So I proceeded and I took off and put back the black laser unit. Now it's alright. Thanks

            Comment

            • EarthKmTech
              Step aside, noob

              1,000+ Posts
              • May 2009
              • 2139

              #7
              Re: Bizhub C353 prints only half page

              indeed, that image uploaded looked a hell of a lot like a severely crooked black print head.

              Comment

              • blackcat4866
                Master Of The Obvious

                Site Contributor
                10,000+ Posts
                • Jul 2007
                • 22929

                #8
                Re: Bizhub C353 prints only half page

                Congratulations on your success. =^..^=
                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

                • JR2ALTA
                  Service Manager

                  Site Contributor
                  1,000+ Posts
                  • Feb 2010
                  • 2028

                  #9
                  Re: Bizhub C353 prints only half page

                  It had been almost a year between laser replacements for me.

                  I got to do one recently, all I could remember was it's a pain to do with the finisher, so I was pleased to see no finisher.

                  I accessed the printhead no problem, but struggled to get it in and out.

                  Checking gradation afterwards I said "damn I need to come back with a t-belt", it's dented and smudged.

                  Two days later, I awoke in my sleep. Oh, crap the dents and smudges were because I didn't remove the t-belt.

                  Doh!

                  Comment

                  • EarthKmTech
                    Step aside, noob

                    1,000+ Posts
                    • May 2009
                    • 2139

                    #10
                    Re: Bizhub C353 prints only half page

                    you can still do it easily with the finisher remaining installed.

                    Although totally unacceptable as far as the service manual is concerned, it is possible to remove the front panel with minimal disassembly if your prepared to "flex" the rules a bit

                    Comment

                    • copyline
                      Technician
                      • Feb 2012
                      • 11

                      #11
                      Re: Bizhub C353 prints only half page

                      Now there is another problem. I put the original PWB, thinking that wasn't the problem, and now the machine will stop with the error C-3101. I tried to change fuser unit without getting results. Do you think can I make other attempts before putting a new PWB?

                      Comment

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