Geeetech

@Toy

As far as I can understand, the extruder driver is burnt, because without it, I couldn't see the failure (1).
Can't check the USB connection right now, but until tomorrow I will, and then I'll come back and post the results.
About the failure (3), it seems that some of the rods are bent.

It ...

I recently acquired (in fact, my sister, but it's for me =] ) one Prusa i3 A Pro 3D Kit (http://www.geeetech.com/geeetech-prusa-i3-a-pro-3d-printer-diy-kit-p-997.html) and I'm facing a lot of problems setting up it.
Right now, I have all the mechanical parts in place (although I had to buy a few ...