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Motors don't move

Posted: Sat Apr 18, 2015 12:58 pm
by Kdixon78
I have assembled the i3 pro b printer and none of the motors will move or do anything. The heatbed heats just fine and the extruder heats just fine just can't get any movement going. Help please.

Re: Motors don't move

Posted: Mon Apr 20, 2015 9:26 am
by zhangxueyou
One reason may cause this: The jumper caps are not plugged under A4988.