PanosPetrou

Connect the board to a powered USB hub, this worked for me. I couldn't communicate with the board using just the USB ports of my mainboard directly.

Yes, a powered USB 2.0 hub is what I used.

@mlewis-everley Use a powered USB hub, it will work.

It's not the enable pin, please see: https://github.com/makerbase-mks/MKS-SERVO42C/issues/54

Something fried, replace these two components if you can.

Motor hanging at power on, and needing the EN pin disconnected seems like a hardware issue.

Then I would check for intermittent connections, short circuits or cold joints on the pcb

I don't doubt there is a hardware issue with your motor's board. I'm just saying it either happened because you connected the cable plug wrong, or the board had a...

I just wanted to share my experience, I'm using MKS TinyBee since April 2023 and it worked quite reliably. I have completed successfully many prints that lasted from hours to...

Still exists...