Originally Posted by
KH0UJ
You need to change the power supply on that, it`s a 48VDC, it says there on the sticker, Gecko 540 can only handle 24VDC, and also your yellow wire is just a ground the same as the main chassis on your PSU unit, you only need to connect the two hot wires to "L" and "N" if you are in the US you can conveniently connect you ground wire to the ground on your convenience outlet, also make sure that your stepper drivers are 24VDC, if it`s 48VDC then you need to add another 24VDC power supply just to power up your G540, why is your unit so F-uck-ed up?