I was but aparently there is no standard colour code for the wires got the nema 23 size ones infront of me and they have 6 wires
these are BL,G,R,B conected to the board A+,A-,B+,B- white and yellow not used at all
I can follow a wireing diagram but as to the indeph tecnical stuff with electirkery I am a bit fooked
Jonathan gave me the ides to turn the power down on the controler board which has worked
they have been running the roadrunner for 2 hours and only luke warm now
as for bipolar ECT just dont know as the wireing crapagram dont actualy say which is which
Any help M8 ?