Minolta bizhub 751 lower tray not regognizing paper

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  • kitestir
    Junior Member
    • Aug 2011
    • 4

    #1

    Minolta bizhub 751 lower tray not regognizing paper

    Has anyone had the bottom universal tray on a 751 not regognize paper and not rise. It just says add paper. I switched trays 3 and 4 to verify it wasnt a tray issue. Going back with firmware, but was wondering if anyone else has had this and could it be the PRCB board?

    THanks
  • ni311
    Senior Tech

    Site Contributor
    500+ Posts
    • May 2008
    • 658

    #2
    Re: Minolta bizhub 751 lower tray not regognizing paper

    Did you check between the back of the tray and the machine for any paper caught there? The connector on the machine might be blocked.
    Konica Minolta Error Codes - Explanations and Solutions

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    • kitestir
      Junior Member
      • Aug 2011
      • 4

      #3
      Re: Minolta bizhub 751 lower tray not regognizing paper

      Yes the connector is clear.

      Comment

      • ni311
        Senior Tech

        Site Contributor
        500+ Posts
        • May 2008
        • 658

        #4
        Re: Minolta bizhub 751 lower tray not regognizing paper

        Did you checked the sensors from Service Mode, are they working properly?
        Konica Minolta Error Codes - Explanations and Solutions

        Comment

        • TheOwl
          Service Manager

          Site Contributor
          1,000+ Posts
          • Nov 2008
          • 1732

          #5
          Re: Minolta bizhub 751 lower tray not regognizing paper

          Pull the elevator tray and quickly have a look at the harness that sits below the paper lift mech.

          Is it damaged at all? Even just the slightest?
          Please don't ask me for firmware or service manuals as refusal often offends.

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