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    BLTouch not communicating with my 3 mini

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    Duet Hardware and wiring
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    • 53581undefined
      53581 @Phaedrux
      last edited by

      @Phaedrux
      So I clean the board and above the lights on the board it pretty bad but it clean up very well and I could even tell anything was amiss when I was done. So what do I do from here just buy a new board or is there a way I can pinpoint it more?

      Ender 3 with duet 3 mini, heated chamber, liquid cooling and auto traming Z screws

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      • 53581undefined
        53581
        last edited by

        Is there something on the board that all I/O pins other than 5 and 6 have in common that could have fried?

        Ender 3 with duet 3 mini, heated chamber, liquid cooling and auto traming Z screws

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        • Phaedruxundefined
          Phaedrux Moderator
          last edited by

          If you had an oscilloscope you could check if the servo pin is sending out a signal.

          Can you show some close up photos of the board?

          Z-Bot CoreXY Build | Thingiverse Profile

          53581undefined 1 Reply Last reply Reply Quote 0
          • 53581undefined
            53581 @Phaedrux
            last edited by 53581

            bad.jpg
            I don't know what that chip is though.
            Does my config look fine?

            Ender 3 with duet 3 mini, heated chamber, liquid cooling and auto traming Z screws

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            • Phaedruxundefined
              Phaedrux Moderator
              last edited by

              Do you have a multimeter you can use to measure the resistance on R28?

              Z-Bot CoreXY Build | Thingiverse Profile

              53581undefined 1 Reply Last reply Reply Quote 0
              • 53581undefined
                53581 @Phaedrux
                last edited by

                @Phaedrux Yes I get 9.9 kΏ.

                Ender 3 with duet 3 mini, heated chamber, liquid cooling and auto traming Z screws

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                • 53581undefined
                  53581
                  last edited by

                  all right I did figure out this problem finally. the deploy probe file was messed up, I'm not sure how it slowly got worse and worse but is now working! I do have one more question however, I am geting this error and I do not know what's wrong does anyone here have answer? 4bd8b8ff-4a18-46d5-9bf0-279e9d63709a-image.png
                  thank you for your help!

                  Ender 3 with duet 3 mini, heated chamber, liquid cooling and auto traming Z screws

                  Phaedruxundefined T3P3Tonyundefined 2 Replies Last reply Reply Quote 0
                  • Phaedruxundefined
                    Phaedrux Moderator @53581
                    last edited by

                    You'd have to share with us the macro 2_tests_completed and config_default.g

                    The error message would make more sense in the context of those macros.

                    Z-Bot CoreXY Build | Thingiverse Profile

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                    • T3P3Tonyundefined
                      T3P3Tony administrators @53581
                      last edited by

                      @53581 those are old board testing macros. You should not need to run them and can delete them.

                      Replace with a configuration from the config tool.

                      www.duet3d.com

                      53581undefined 1 Reply Last reply Reply Quote 0
                      • 53581undefined
                        53581 @T3P3Tony
                        last edited by

                        @T3P3Tony Ok, Thank you!

                        Ender 3 with duet 3 mini, heated chamber, liquid cooling and auto traming Z screws

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