This is unbelievable. Therefore it is not advisable to use this big red E-Stop button on the controller’s case AT ALL, for the reasons explained here
In the event of a tool crash, what is the best method to stop the movement of the stepper motors as quickly as possible, without causing damage to the electronics.
Does the “big red E-Stop button” do the exact same thing as a power failure? wiring up a main panic cut out for the power strip that everything is plugged into, including the router?
A tool crash in almost every type of machining is known to be a reality, a quick response is needed, and should be crystal clear.