Hi all, I purchased a Prusa i3 from Replikeo.com and we got everything hooked up but we ran into some issues: 1. All X,Y and Z stepper motors only move in 1 direction (i.e. moves 1 way when I press + and not move (or make a short weird noise when I press -). I'm using the following programs: 1. Protonface 2. Sprinter Any suggestions? Please help. Thank you! P.S. I switched one of the end stby projecti3 - General