Quote Originally Posted by Neale View Post
In your wiring diagram, connect A to C, -A to -C (can't replicate the exact terms in your diagram but I'm sure you can see what I mean), and then A/C to A+ on the driver, -A/-C to A- on the driver. Ditto for B&D. I think you know that you only then need four wires back to the driver.
Neale,
Have another look at this please. My assessment of the drawing with it's 'start of winding' marks would suggest connecting A to -C and -A to C to create an in-phase pair of windings. It seems an odd way to label the wires but I think it's correct and agrees with the standard drawing....

Click image for larger version.  Name: Stepper_connection.gif  Views: 2734  Size: 12.8 KB  ID: 29543