Kyocera km5050 Touch screen problem

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  • Crni
    Technician
    • Mar 2014
    • 54

    #1

    [Misc] Kyocera km5050 Touch screen problem

    Hi all,

    Today while I was working on the machine touch screen just stopped responding. I restarted the machine with power off/on.
    After that I got beeping sound like I was pressing the touch screen (which I was not ). Touch screen still not responding on my touch.
    I went into calibration U201 and pressed Start. Got my calibration crosses and one of them was not responding on my touch, but automatically activated itself .
    It didn't allow Initializing the touch panel .

    I disassembled Operation panel and only thing that looked suspicious was the link on Touch screen which was folded in two places 90 degrees . (image below ) shows the places where it is folded.
    M0391 touch screen broken.jpg

    I fear the links have been cut. I don't know how this has happened .

    How can I test the touch screen ?
  • blackcat4866
    Master Of The Obvious

    Site Contributor
    10,000+ Posts
    • Jul 2007
    • 23002

    #2
    Re: Kyocera km5050 Touch screen problem

    Have you tried the search function? I know of at least five threads on this topic:

    What part numbers?:
    http://www.copytechnet.com/forums/sh...l=1#post311379

    Why does it fail?:
    http://www.copytechnet.com/forums/sh...l=1#post291835

    =^..^=
    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 =^..^=

    Comment

    • terrells

      #3
      Re: Kyocera km5050 Touch screen problem

      They go bad and need to be replaced. We have had to replace them on multiple machines.

      Comment

      • Crni
        Technician
        • Mar 2014
        • 54

        #4
        Re: Kyocera km5050 Touch screen problem

        Originally posted by blackcat4866
        Have you tried the search function? I know of at least five threads on this topic:

        What part numbers?:
        http://www.copytechnet.com/forums/sh...l=1#post311379

        Why does it fail?:
        http://www.copytechnet.com/forums/sh...l=1#post291835

        =^..^=
        Thx for links Blackcat. I was searching with "Touch screen" :/ English is not my native language .

        Well I hope I can repair my ribbon link cos those things cost 100$ in US and I think they will cost way more here in Croatia because of small market :/

        Comment

        • Crni
          Technician
          • Mar 2014
          • 54

          #5
          Re: Kyocera km5050 Touch screen problem

          Originally posted by terrells
          They go bad and need to be replaced. We have had to replace them on multiple machines.
          terrells can you tell me what was wrong with your touch panels? Did they get the ribbon damaged or?

          Comment

          • CraiginAK
            Technician

            50+ Posts
            • Jan 2013
            • 88

            #6
            Re: Kyocera km5050 Touch screen problem

            The ribbons don't go bad its the glue that holds the ribbon to touch screen that fails. A few guys have actually fixed these believe it or not with heating area with hair curling iron. I have done it also few times doesn't always work but sometimes. To test them you can ohm between the contacts on the ribbon there are three readings should be able get and if not it's bad. I have procedure some where on fixing if want me email it to you. Here is link to thread where he describes how to fix and readings for testing the panels. http://dnet-km.com/eve/forums/a/tpc/...467#3203947467

            Comment

            • Hansoon
              Field Supervisor

              Site Contributor
              2,500+ Posts
              • Sep 2007
              • 3376

              #7
              Re: Kyocera km5050 Touch screen problem

              Densi sells them:

              Part # MATP0001 Kyocera-Mita KM-3050, KM-4050, KM-5050 (I) *
              Copystar CS-3050, CS-4050, CS-5050

              Hans


              “Sent from my Intel 80286 using MS-DOS 2.0”

              Comment

              • Crni
                Technician
                • Mar 2014
                • 54

                #8
                Re: Kyocera km5050 Touch screen problem

                Strange thing with this panel.
                I fixed the ribbon link and when i do U201 calibration it beeps like it has pressure on it somewhere :/
                Contact on the glass are still ok (as I can see)

                Comment

                • Crni
                  Technician
                  • Mar 2014
                  • 54

                  #9
                  Re: Kyocera km5050 Touch screen problem

                  panel 2.jpg

                  First the left and middle didnt work at all then I loosen the screws and now middle and right cross calibrate ok but the left one is activating itself .

                  Comment

                  • blackcat4866
                    Master Of The Obvious

                    Site Contributor
                    10,000+ Posts
                    • Jul 2007
                    • 23002

                    #10
                    Re: Kyocera km5050 Touch screen problem

                    You didn't fix it. Don't be cheap. Buy the parts. =^..^=
                    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 =^..^=

                    Comment

                    • Crni
                      Technician
                      • Mar 2014
                      • 54

                      #11
                      Re: Kyocera km5050 Touch screen problem

                      Originally posted by blackcat4866
                      You didn't fix it. Don't be cheap. Buy the parts. =^..^=
                      Problem is that I am not 100% sure it is only the touch pad part :/
                      I will buy the part from Hans. He was very nice and professional, answered me in few hours time

                      Blackcat do links have constant ohms when you test them?

                      Comment

                      • blackcat4866
                        Master Of The Obvious

                        Site Contributor
                        10,000+ Posts
                        • Jul 2007
                        • 23002

                        #12
                        Re: Kyocera km5050 Touch screen problem

                        They're supposed to. I have not had much success with this "repair method" discussed. It's almost certainly a return call. =^..^=
                        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 =^..^=

                        Comment

                        • Crni
                          Technician
                          • Mar 2014
                          • 54

                          #13
                          Re: Kyocera km5050 Touch screen problem

                          Originally posted by blackcat4866
                          They're supposed to. I have not had much success with this "repair method" discussed. It's almost certainly a return call. =^..^=
                          I just need it to hold few days until new part comes .
                          Things fail you when you need them the most :/ (I sound like a girlfriend complaining about her man haha )

                          Comment

                          • kkendric
                            Trusted Tech

                            250+ Posts
                            • Apr 2009
                            • 301

                            #14
                            Re: Kyocera km5050 Touch screen problem

                            Do it Right, Replace the Touch Screen and be done with it, Try some common sense. These used to be on back order because of the failure rate.

                            Comment

                            • Crni
                              Technician
                              • Mar 2014
                              • 54

                              #15
                              Re: Kyocera km5050 Touch screen problem

                              I will buy the new part from Hansoon.
                              He will send me by mail. Depending of the postage service it can take from 3 to 10 working days to get here.
                              So I wan't to get my machine operational at least until the part comes and also to know what to do if it happens again
                              I got this machine second hand and I am learning all the stuff about it.

                              Any other tips about keeping it alive are welcome

                              Thx guys

                              Comment

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