Thanks for your comment. The board I'm using is a Geeetech Printer controller board - , with 4 stepper driver modules: . According to Geeetech I'm supposed to check the voltage of the motor driver according to this link: , however when I try this the multimeter doesn't return a reading. I am able to control the temperature and extrude filament, but when I swapped the connection from the motor dby Ecologgia - Reprappers
I tried reinstalling the firmware but it made no difference.by Ecologgia - Reprappers
Although the extruder is working OK, I can't get a reading from any of the boards, including the extruder board. Does anyone have a clue what's going on - I'm completely ignorant about electronics.by Ecologgia - Reprappers
I don't know how to do that. It was working fine before I reinstalled the firmware. Any guidance would be helpful :-)by Ecologgia - Reprappers
I'm still trying to get to grips with a Geeetech Prusa i3. I was using Pronterface and Slic3r reasonably well, although print quality was a bit rough. So I decided to try out Repetier instead. I then tried uploading Repetier firmware, which simply didn't work. I then re-uploaded the original Marlin firmware from the Geeetech website - so far so good. BUT Now I can connect to the printer and Iby Ecologgia - Reprappers