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    Inductive sensor - Z probe returning wrong measurements

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    My Duet controlled machine
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    • 3d_druckundefined
      3d_druck
      last edited by

      Maybe it can be with the resistor because i was not aware of this change of electronics. As the new board is a month old and the other board is around 8 months old.

      I have ordered two new boards. So i shall try and figure out with the new board, if it persists.

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      • 3d_druckundefined
        3d_druck
        last edited by 3d_druck

        Panel due is not able to read the sd card. I have done all the connections as per the duet documentation and used the two way wire.

        I ordered duet wifi, panel due i7 and expansion header all together. But now i find that only the expansion header seems to work good. Initially duet wifi extruder driver failed and then later the Z probe pin on duet and now panel due seems to be giving trouble.

        When i try to work with external sd card it shows only one thing.

        "Error: 1 accessing SD card"

        Even in DWC i am not able to access the SD card. - "Cannot initialise SD card1 : card is unusable"
        What could be the possible problem ?

        I was a happy customer of duet with good experience from my last two boards. Being a programmer myself i respect the amount of work being put in to make such a good product. But this particular order seems to be ruining.

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        • dc42undefined
          dc42 administrators
          last edited by dc42

          As I said before, the faulty E0 driver is sufficient for you to claim a warranty replacement for your Duet, assuming it is a genuine UK-manufactured one purchased from us or from one of our distributors. See https://www.duet3d.com/warranty.

          Duet WiFi hardware designer and firmware engineer
          Please do not ask me for Duet support via PM or email, use the forum
          http://www.escher3d.com, https://miscsolutions.wordpress.com

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          • 3d_druckundefined
            3d_druck
            last edited by

            Thanks for the reply @dc42 .

            Maybe a bit of miscommunication, but its more about understanding the fault than about the warranty. 🙂

            I dont understand the problem with panel Due right now. Its a I7 brand new one directly from duet3d UK website.

            But the panel due is not able to read the micro sd card. What could be the possible reason ? Am i missing any connection ? i think there is nothing much from user end because its all straight forward, just connecting the two way wire and power pins.

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            • dc42undefined
              dc42 administrators
              last edited by

              In order to use the SD card on PanelDue, you need to use the ribbon cable connector on PanelDue to connect it to CONN_SD on the Duet, instead of using the 4-way connector.

              Duet WiFi hardware designer and firmware engineer
              Please do not ask me for Duet support via PM or email, use the forum
              http://www.escher3d.com, https://miscsolutions.wordpress.com

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              • 3d_druckundefined
                3d_druck
                last edited by

                yeah. I have used the ribbon cable and connected as per the documentation.
                From the panel due 'connect SD' to the duet 'Connect SD'.

                Is the panel due i7 compatible with duet Ethernet 1.0 electronics and firmware version 1.19 ?
                I tried with new board and 2.04 firmware too but it was not successful.

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                • dc42undefined
                  dc42 administrators
                  last edited by

                  All Duet Ethernet boards shipped from the factory are PCB revision 1.02 or later. If yours really is a 1.0 then it must have been converted from a Duet WiFi.

                  Duet PCB revisions 1.0 and 1.01 do not provide the UTXD and URXD signals on the CONN_SD connector, so they need the 4-way cable as well as the ribbon cable. Without it they will remain in the "Connecting" state.

                  How long is the ribbon cable? The length needs to be limited to about 300mm to avoid signal degredation.

                  Duet WiFi hardware designer and firmware engineer
                  Please do not ask me for Duet support via PM or email, use the forum
                  http://www.escher3d.com, https://miscsolutions.wordpress.com

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                  • 3d_druckundefined
                    3d_druck
                    last edited by

                    Both 4 way cable and ribbon cable are connected. I double checked the connections, they are as per the documentation.

                    The length is also less than 250 mm because i read that maximum of 400 mm can only be used.

                    I think the panel due is not able to read or detect the memory card. I ran the firmware diagnostics also and it reports only one memory card i.e the one in duet.

                    And the panel due throws an error "Error: 1 accessing SD card" . I tried with different memory cards but it still shows the same error.

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                    • dc42undefined
                      dc42 administrators
                      last edited by

                      If you send M21 P1 from either PanelDue or from DWC, what is the response?

                      Duet WiFi hardware designer and firmware engineer
                      Please do not ask me for Duet support via PM or email, use the forum
                      http://www.escher3d.com, https://miscsolutions.wordpress.com

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                      • 3d_druckundefined
                        3d_druck
                        last edited by

                        "Cannot initialise SD card1 : card is unusable"

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                        • dc42undefined
                          dc42 administrators
                          last edited by

                          Do you have anything connected to the temperature daughter board connector? Do you have a DueX expansion board connected?

                          Duet WiFi hardware designer and firmware engineer
                          Please do not ask me for Duet support via PM or email, use the forum
                          http://www.escher3d.com, https://miscsolutions.wordpress.com

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                          • 3d_druckundefined
                            3d_druck
                            last edited by

                            No. I did not use any of them. I have a duet Ethernet and expansion header for the drivers. Thats it.

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                            • dc42undefined
                              dc42 administrators
                              last edited by

                              Please try it without the expansion board ribbon cable connected to the Duet, in case of a problem with the cable or the expansion breakout board.

                              Duet WiFi hardware designer and firmware engineer
                              Please do not ask me for Duet support via PM or email, use the forum
                              http://www.escher3d.com, https://miscsolutions.wordpress.com

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                              • 3d_druckundefined
                                3d_druck
                                last edited by

                                I tried and it did not work.

                                I got a new TFT panel display same one and the sd card works fine. So i think its the problem with sd card port in the previous panel.

                                Thanks for the swift response and support!

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