Np6551 uneven to almost blank copies

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  • ericacah
    Technician
    • Jun 2011
    • 12

    #1

    [Misc] Np6551 uneven to almost blank copies

    problem is that when i copy at cassette 1 letter size there is an intermittent or uneven copies and a little low temperature..and when i switch other cassette 2-4 the images will go light to blank..dev has toner/smooth rolling..
  • teckat
    Field Supervisor

    Site Contributor
    10,000+ Posts
    • Jan 2010
    • 16092

    #2
    Originally posted by ericacah
    problem is that when i copy at cassette 1 letter size there is an intermittent or uneven copies and a little low temperature..and when i switch other cassette 2-4 the images will go light to blank..dev has toner/smooth rolling..
    Check the bias connector for the transfer corona
    Check the drum locking screw and drum support
    **Knowledge is time consuming, exhausting and costly for a trained Tech.**

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    • ericacah
      Technician
      • Jun 2011
      • 12

      #3
      thnx teckat...brand new paper fix it..
      Last edited by ericacah; 06-24-2011, 11:23 AM.

      Comment

      • mr.daus
        Technician
        • Apr 2011
        • 98

        #4
        humidity papper
        firdaus +(62)8195002007 firdaustrish@ymail.com

        Comment

        • ericacah
          Technician
          • Jun 2011
          • 12

          #5
          Originally posted by mr.daus
          humidity papper
          you're right sir..

          Comment

          • teckat
            Field Supervisor

            Site Contributor
            10,000+ Posts
            • Jan 2010
            • 16092

            #6
            Originally posted by ericacah
            thnx teckat...brand new paper fix it..

            is your machine outdoors ??
            ha ha !!!

            keep unused paper in original wrapper/and keep the used reams flat and in a large (Rubbermaid) plastic covered container/ store all paper flat side down
            **Knowledge is time consuming, exhausting and costly for a trained Tech.**

            Comment

            • ericacah
              Technician
              • Jun 2011
              • 12

              #7
              Originally posted by teckat

              is your machine outdoors ??
              ha ha !!!

              keep unused paper in original wrapper/and keep the used reams flat and in a large (Rubbermaid) plastic covered container/ store all paper flat side down
              yes teckat...b4 i just leave unused papers in the cassette...definitely i'll do what you advice...

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