#MCU Unable to connect

4 messages · Page 1 of 1 (latest)

unborn scarab
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I've had my printer (ender3 s1 pro) on klipper for a while. I turned it on for the first time in maybe a month and it wouldn't connect to the MCU. I ran some updates on mainsail but had no luck. I had this happen almost a year ago and can't remember how to fix this. I've tried to flash my board with the new .bin file but no luck.

prime leaf
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Fix your tags #readme
This has nothing to do with Mainsail

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Run apt list udev on your pi and send the output.
Make sure that the printer is powered and the used cable still working and seated correctly

simple onyx
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I have that same issue expect I am in th emiddle of installing mainsail Klipper. and get that running the apt list udev