Geeetech

First I do currently have an operational gen6 that is like 3 years old which registers com5. so I decided to buy another but I something is just not right. I know the board is on com6. I have it plugged into the usb and the endstops and motors hooked up. When I power the getech gen6 up the debug led ...

ok, now I feel so ignorant. Why can I not get my motherboards to get past their debug stage?

I have another question that is because I noticed there were no heatsinks on the stepper ic's, are they needed?

I cannot do anything because once I power up the board than after one boing all three axis start moving and wont stop till I power down.

I took the board from my other printer and replaced it to this one and everything is good, in fact I have already printed with it so I know there is nothing wrong ...

I have been building another 3d printer and finally got to connect. The new board I just bought from you wont do anything but one startup boing, then all steppers drive erratically and crash the endstops. I replaced the new board with the one from my other printer and everything is good with my new ...