Ld1, Ld2 offset adjust on bizhub 750

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  • roniirawan
    Technician
    • Nov 2008
    • 15

    #1

    Ld1, Ld2 offset adjust on bizhub 750

    Hi Friends,...
    can u all explain to me what is the meaning Ld1 , Ld2 offset adjust....
    Why the lightest image must on the reference line ? if dark image on the reference line what can cause to tcsb reading.

    what will happen if modified the gap of tcsb and drum ( close to the drum )...
    thanks all
  • Darren King
    copiertech

    500+ Posts
    • Jul 2007
    • 652

    #2
    Re: Ld1, Ld2 offset adjust on bizhub 750

    It is for adjusting image density. If it is too dark on the printouts it will become over toned much faster than it would normally.
    Why would you want to adjust the position of the TCSB?

    Comment

    • JustManuals
      Field Supervisor

      5,000+ Posts
      • Jan 2006
      • 9838

      #3
      Re: Ld1, Ld2 offset adjust on bizhub 750

      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

      • fishleg
        Trusted Tech

        Site Contributor
        250+ Posts
        • Mar 2009
        • 425

        #4
        Re: Ld1, Ld2 offset adjust on bizhub 750

        Originally posted by Darren King
        It is for adjusting image density. If it is too dark on the printouts it will become over toned much faster than it would normally.
        Why would you want to adjust the position of the TCSB?
        Thats good though isnt it the darker the more toner that is going onto the paper instead of back into the drum/dev unit. I always make it just so it fades just after the top line. Please correct my logic :P?

        Comment

        • Darren King
          copiertech

          500+ Posts
          • Jul 2007
          • 652

          #5
          Re: Ld1, Ld2 offset adjust on bizhub 750

          The way I was taught during training is that the grid should be almost invisible as it crosses the first line. The first line is the one closest to the grid pattern.

          Comment

          • blackcat4866
            Master Of The Obvious

            Site Contributor
            10,000+ Posts
            • Jul 2007
            • 22941

            #6
            Re: Ld1, Ld2 offset adjust on bizhub 750

            Originally posted by Darren King
            The way I was taught during training is that the grid should be almost invisible as it crosses the first line. The first line is the one closest to the grid pattern.
            And this helps control over-toning? Or toner dumping in the transfer/separation? =^..^=
            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 =^..^=

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