D5, D5S, and D5S MINI Micro-controller Board Pinout


  1. BLANK (as of 12/2014)
  2. Extruder Thermocouple #1
  3. BLANK (as of 12/2014)
  4. BLANK (as of 12/2014)
  5. Extruder Stepper Motor #1
  6. BLANK (as of 12/2014)
  7. LED Strip
  8. Micro-controller Cooling Fan
  9. BLANK (as of 12/2014)
  10. Z Stepper Motor 
  11. Y Stepper Motor 
  12. X Stepper Motor
  13. Extruder Cooling Fan
  14. X Endstop Switch (Min)
  15. BLANK (as of 12/2014)
  16. Y Endstop Switch (Min)
  17. BLANK (as of 12/2014)
  18. Z Endstop Switch (Min)
  19. Z Endstop Switch (Max)
  20. Power Ground Cable
  21. BLANK (as of 12/2014)
  22. BLANK (as of 12/2014)
  23. Extruder Heating Core #1
  24. Power Switch
  25. LCD Screen / Rotary Dial Controller / SD Card Reader Combo
  26. X Stepper Motor Driver
  27. Y Stepper Motor Driver
  28. Z Stepper Motor Driver
  29. BLANK (as of 12/2014)
  30. Extruder Stepper Motor Driver #1
  31. Reset Button