Geeetech

Try to clean the bed with isopropyl alcohol, or if you don't have it at hand wash it with soap or dishwashing detergent under hot water.

Ok, I see you are playing the devils advocate here. :) I only wanted an acknowledgement that Geeetech is at fault here. I didn't say the board is dead. My problem is with the missing arduino bootloader combined with the missing ISP header. Either of these alone wouldn't make it impossible to flash a...

Thanks, I already found this topic and located the fpc adapter on aliexpress. However my main question remains unanswered. Is my board faulty? Shouldn't it have come with a bootloader? Every topic I find here suggests that ppl receive it with a bootloader installed, but I can't find any official inf...

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I bought an A10 last week. I need to update the firmware because the 3dtouch is on the way too, and to adjust the bed offsets, which are completely wrong, The problem is that apparently this board came without a bootloader, and there is no ISP header on it either, so I can't even update it with a us...