I think It's the driver so bought a Hy-DIV268N-5A from eBay to see if that might work, the wiring is not the same so can anyone help
My machine has these;
DC DC BB AA GND V+ P 5v Dir
The driver from eBay has these;
DC DC BB AA EN EN PUL PUL
DIR DIR
Where do the V+ and 5v wires go ?