Hey John, no worries at all. Karltinsly’s is really good description of an open in one of a stepper’s windings or connections. Just disconnect one of the stepper wires and you will see this when it is driven.
Did you set the driver current limit with this procedure? https://www.youtube.com/watch?v=89BHS9hfSUk . Just make sure you pick the proper equation for your drivers.