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    Smoke when supplying through USB?

    Duet Hardware and wiring
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    • sniper23
      sniper23 last edited by

      Hey, everyone. I was seeing all the LEDs just fine. But smoke came from USB socket, didn't happen before. Any ideas?

      dc42 1 Reply Last reply Reply Quote 0
      • dc42
        dc42 administrators @sniper23 last edited by dc42

        @sniper23 said in Smoke when supplying through USB?:

        Hey, everyone. I was seeing all the LEDs just fine. But smoke came from USB socket, didn't happen before. Any ideas?

        This generally happens when you are using VIN power but you have USB connected too, and you have both a USB ground loop (look it up on the wiki) and a poor connection between the negative PSU output terminal and the corresponding VIN terminal.

        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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