DB25 P1 Pin 1 - A Green - 1 2 - B White - 3 3 - A- Purple - 5 4 - B- Purple/Black - 7 5 - X Yellow - 9 6 - Y Yellow/Black - 11 7 - Z Brown - 13 8 - 4axis Brown/Black - 15 9 - 5axis Pink - 17 10 - 6axis Pink/Black - 19 11 - X1 Grey - 21 12 - x10 Grey/Black - 23 13 - X100 Orange - 25 14 - Estop C Blue - 2 15- Estop NC Blue/Black - 4 16 - IO Unused - 6 17 - IO Unused - 8 18 - Common Orange/Black - 10 19 - GND - 12 20 - LED- White/Black - 14 21 - Ground Black - 16 22 - GND/5V Unused - 18 23 - GND/5V Unused - 20 24 - LED+ Green/Black - 22 25 - 5V Red - 24