konica minolta 253 gradtion

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  • balendran
    Junior Member
    • Feb 2014
    • 9
    #1

    [Electrical] konica minolta 253 gradtion

    this is konica minolta 253 colour machine. i have problem in konica minolta 253 in black gradtion i have attached the page . i have changed the HV board , Black drum unit, Laser unit but no improvment. so please help me in this problem.
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    • copier tech
      Field Supervisor

      5,000+ Posts
      • Jan 2014
      • 8103
      #2
      Re: konica minolta 253 gradtion

      White spots is usually the transfer roller, have you replaced that? also what is the life of the transfer belt, if that's past life could also be that.
      Let us eat, drink, and be merry, because tomorrow we may die!

      For all your firmware & service manual needs please visit us at:

      www.copierfirmware.co.uk - www.printerfirmware.co.uk
      ​

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        • imihm
          Technician

          50+ Posts
          • Feb 2014
          • 77
          #3
          Re: konica minolta 253 gradtion

          Originally posted by copier tech
          White spots is usually the transfer roller, have you replaced that? also what is the life of the transfer belt, if that's past life could also be that.
          Hello,please clean or check for loose connection for the corresponding transfer roller inside the transfer belt

          thanks

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