WoodMAXi3 Electronics Assembly guide

Published on in Series RepRap WoodMAX i3 Build Manual


Warning: Do not turn on SMPS Power supply till Step 10: Powering Up

Note: If you don’t have PCB Heatbed, you can ignore the PCB Head bed connections. Also in RAMPS you don’t need to give power input to 11A terminal, only to input 5A terminal is needed.

WoodMAXi3 Electronics Assembly and Wiring

In this guide, we will assemble electronics and wire them up as per below diagram

RAMPS Wiring Diagram

Prepare the electronics

Set the stepping mode

Short the PINS (Highlighted in Green) under Step Stick using Jumpers

1/16 micro stepping mode

Theses jumper determines the stepping mode of the step stick. Default is 116 micro stepping all 3 jumpers need to be installed under drivers for 116 micro stepping mode

After shorting

Install heat sink on Step Stick

WoodMAX i3 Electronics_Assembly

Install RAMPS1.4 shield on top of Mega

Assemble RAMPS shield on top of Mega

Assembling RAMPS means simply stacking RAMPS1.4 shield on top of Mega 2560.

Assemble RAMPS shield on top of Mega

Install StepStick on top of RAMPS1.4

Note: Make sure to Match the PIN in Step Stick and RAMPS, else the step stick will be damaged

RAMPS 1.4 Stepstick Socket Pinout

StepStick Bottom Pinout

StepStick Top View

After Step Stick Assembly, note the direction of Trim Pots,

After Step Stick Assembly on RAMPS 1.4

Make sure your assembled electronics looks like the picture

Assemble StepStick on top of RAMPS1.4

Wire the power supply

Wire the power supply

Tie up controller board to the Prusa i3 Frame

Tie up the RAPMS 1.4 controller board to the Prusa i3 Frame

Connecting Hot ends, Heat bed and Fan

RAMPS1.4 Power Out

Connector Pairs D8, D9, D10 are used for connecting these devices.

This configuration is based on Firmware configuration (Marlin). Depending on your Marlin firmware configuration you can wire the hardware

  • Configuration 1: Hotend (D10) + Fan (D9) + Heat Bed (D8)
  • Configuration 2: Hotend (D10) + Hotend (D9) + Heat Bed (D8)

Hotend and Fan connection

Configuration 1: Hotend (D10) + Fan (D9) + Heat Bed (D8)

RAMPS Configuration 1: Hotend (D10) + Fan (D9) + Heat Bed (D8)

Configuration 2: Hotend (D10) + Hotend (D9) + Heat Bed (D8)

You need to reconfigure the firmware and upload it.

RAMPS Configuration 2: Hotend (D10) + Hotend (D9) + Heat Bed (D8)

Connecting Thermistor

Connecting Thermistor to RAMPS

In the Picture T0, T1, T2 are for thermistor: Hotend 1 (T0), Heat bed (T1), Hotend (T2)

Connecting Thermistor to RAMPS Diagram

Connecting End Stops

Connecting Connecting End Stops

Connecting Connecting End Stops

Connection Diagram

After following all above steps, your wiring should look like below diagrams

Connection Diagram 1

RAMPS Wiring Diagram

Connection Diagram 2

Complete RAMPS Connection Diagram 2



This article is part of RepRap WoodMAX i3 Build Manual series.

  1. WoodMAX i3 3D Printer Specification
  2. Bill of Materials for WoodMAXi3 3D Printer
  3. WoodMAXi3 Main Frame assembly guide
  4. WoodMAXi3 Z Axis Assembly guide
  5. WoodMAXi3 Print Bed Assembly Guide
  6. WoodMAXi3 X axis assembly guide
  7. WoodMAXi3 Electronics Assembly guide [This Article]
  8. Installing Marlin firmware in WoodMAXi3
  9. Configuring Repetier Host for WoodMAXi3
  10. Powering Up WoodMAXi3 3D Printer
  11. Thing to do Before 3D Printing
  12. WoodMAX FAQ
  13. WoodMAXi3 / Prusai3 Troubleshooting Guide
  14. Configuring Matter Control for WoodMAX i3 /Prusa i3
  15. Configuring Marlin for WoodMAX i3
  16. Sample Slic3r Configuration for WoodMAX i3

TAGS: woodmaxi3

Share on: Email Facebook Twitter


View/Write Comments