Geeetech

@_kaktus_: Thank you very much for your suggestions.

I didn't take a picture this time because I removed the zip ties I had tied the cables to the case after your suggestions and all cables are loose now.

I tried implementing what you said and moved the ribbon cable as far away from the other ...

@_kaktus_: Here are pictures of the display board

http://i68.tinypic.com/29et9uo.jpg

and the processing board

http://i68.tinypic.com/33cc9i0.jpg

The USB is not plugged in in the picture.

I'm not sure these will be any help as I don't know what to focus on specifically.

How can cable routes ...

@William: Thanks for your quick reply.

Re baud rate:
I would love to use the default.
But setting the software (I used the recommended Repetier-Host) to 250000 baud only produced garbage responses. As a result, the software wasn't able to command the control board.
Then I read somewhere on some ...

Hi,

yesterday, I've completed assembly instructions and started using the printer.

3 problems emerged:

1st: the x axis is slanted and whenever I try to set it straight, the right z motor grinds a little and then operates normally but with a slanted x axis; I found a few pointers in the FAQ that I ...