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Complete this stage:
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If you are upgrading from an already built Proforge 2/2S Single Extruder setup.
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Skip this stage and continue here:
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If you are building the Dual Switching Extruder from the Proforge 2/2S build guides
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Push the Extruder Carriage out as far as it will go.
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Use cable ties to bunch together the cables up to the Z-axis Bracket.
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Raise the gantry to its highest position on the frame.
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Use cable ties to bunch together all of the cables down to the base and feed into the base through the square hole.
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Connect the 2nd filament sensor cable to the touch screen.
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Connect the 2nd extruder motor cable to the main board in the E1 position.
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Connect the Hotend heater cables to the electronics board.
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Unplugging the print fan cable for the board should give you better access.
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If you're struggling to the get the cables in, removing the electronics board from the base will give you better access to the terminals.
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Connect the hotends thermistor to the electronics board (TH2).
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Connect the hotends fan cables directly to the power supply terminals.
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Red to Positive
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Black to Negative
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Cable tie together the Hotend cables making sure not to have any sharp bends in the cables.
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Tuck the cables in between the side panel and power supply.
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Cable tie the cables to the power supply to hold in place.
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Prepare the A4988 Stepper Driver by sticking the heatsink to the black chip on the driver.
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Make sure that the heatsink is not touching any of the pins. Orient the fins of the heatsink as shown.
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Adjust the trimpot so that the flat side is facing left, like shown in the second image.
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Fix the stepper driver onto the electronics board, matching the orientation shown in the third image.
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Installing a stepper driver the wrong way round will destroy it.
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Use cable ties to loop and tie the loose cables.
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Cable tie this loop to the original loop.
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