Starting to lose faith in the Kyocera A3 product line. Anyone else?

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  • Ropariva
    Senior Tech

    500+ Posts
    • Mar 2016
    • 693

    #16
    Originally posted by progoffice
    Do these adjustments also help with finisher jams? Two calls up right now for 6110 finisher jams, both on 4054ci machines. One is a recall from yesterday where I had to remove the mysterious yet common half folded sheet that gets trapped in the "mouth" of the finisher before the exit tray.
    You’ll find the finisher jams are a result of something that happened waaay before the paper got to the finisher. Either paper feeding skewed or catching and folding at the fuser. Sure, taking the finisher out of the equation will stop finisher jams in their tracks…..but you haven’t found the cause of the jam.
    in my experience, the finishers are probably the most reliable part of the feed system. I guarantee the finishers (unless they are the hateful internal finishers) aren’t the issue.

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    • Ropariva
      Senior Tech

      500+ Posts
      • Mar 2016
      • 693

      #17
      Originally posted by Lunatech

      I agree most come out of the box needing adjustment. It is important to do this or you will likely have issues. It seems a tech with some experience knows this. What I did not know for a little while was that when you make adjustments to U402 for print margin an application or print driver can over ride it and cut the margin down to nil, causing me huge issues. I don't understand why this service mode exists if it can simply be nullified. A proper print driver (KX) will not affect it, however an application may have free range to mess up your day. This is sort of a machine issue and sort of not.

      I have often thought the settings were so far off because of some weird dynamic caused from being designed and tested with A4 sized paper, however it sounds like it is the same for A4 users.
      Grab the manual and look for 9-3. Chart of image adjustment procedures. You’ll note the first adjustments are U034. While these adjustments aren’t well explained in the manual, let me try and simplify the process.
      First you have to get the print engine correct. That is, laser start, paper feed start and paper feed speed. This is the basic X-Y position and magnification. This is U034
      Once that is correct you move to scanner adjustment off the glass. This is where U402 comes into it.
      Then finally ADF adjustments.
      For years my techs have been struggling with this and have been adjusting U402 to no avail.
      All printing from PC or usb uses the engine adjustment U034, not the copy adjustment U402.
      Once this procedure sinks in it all makes sense.
      I worked on Toshibas for twenty years. Their adjustment process was identical, but at least it was much better explained in the manual.
      All the best!

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      • Tom
        Trusted Tech

        Site Contributor
        250+ Posts
        • Jan 2009
        • 344

        #18
        As a small independent, I don't have much anything over 40cpm out in the field, and I"m particular about which ones I put out. I don't like the black and white machines that have transfer belts, that just another expense to deal with under a service contract. Been streamlining mostly 3212i and 4012i on my volume accounts and 4125s on the smaller ones. Sure does make life easier when you only have 3 models to service and carry parts for.

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        • Dark Helmet
          Senior Tech

          Site Contributor
          VIP Subscriber
          500+ Posts
          • May 2009
          • 860

          #19
          Originally posted by progoffice
          Do these adjustments also help with finisher jams? Two calls up right now for 6110 finisher jams, both on 4054ci machines. One is a recall from yesterday where I had to remove the mysterious yet common half folded sheet that gets trapped in the "mouth" of the finisher before the exit tray.
          They might depending on how much coverage is on the lead edge. I went into Word and made a big Square that covered the entire lead edge for about 1/2". Inside the Square was white. We played with the above mentioned codes to test. Sure enough 402 did nothing to my print job. We cranked the lead edge in U34 to negative. It didn't wrap in the fuser but the paper had a perfect downwards curl on the lead edge from the high coverage of toner and it jammed in the finisher "Mouth" as you put it. Every time too. We had to cancel the job. We are going 5-6mm now when visiting trouble machines for lead edge and hoping that will help.

          I was at a few 7003 and they were set to 4mm. I think the book says 5mm.
          Evil will always triumph because good is dumb.

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          • monstercopier
            Technician

            50+ Posts
            • Jun 2019
            • 60

            #20
            Any of you guys been seeing issues with multiple pages feeding thru the doc feeder. DP-7160 in particular. Customer has the 3554ci for less than 6 months and they do scan quite a bit.

            But is now skipping pages on the scans. 200 page scans and pages being skipped is pretty annoying. I have replaced the feed rollers and sep roller but still skips. Any advice is appreciated.

            Comment

            • tmaged
              Owner/Service Manager

              Site Contributor
              1,000+ Posts
              • Oct 2008
              • 1896

              #21
              Bulletin N116 changed the spring due to too much pressure. They took as really good ADF design and made it orders of magnitude worse.
              Hope that helps !
              -Tony
              www.dtios.com
              Become a fan on Facebook

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