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Remove power cable(s), USB, etc from the printer and clear a suitable work-space for performing the upgrade.
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Remove the LCD bezel from the front of the printer.
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If you purchased the Hotend Whip from SeeMeCNC, it is fully assembled. For upgrading Rostock machines, it will require some modification.
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One end of the whip has an 8 pin pluggable connector, the other end has (2) 2 pin connectors & (1) 4 pin connector.
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On the side that has (2) 2 pin connectors & (1) 4 pin connector, measure and cut all 8 of these leads approximately 125mm from the end. (they are cut slightly longer in the picture)
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The wires shown in this image are not going to be used on your upgrade. You may find them helpful if ever performing other work, especially the green/white pair that are pre-terminated and in a 2 pin latching housing.
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Remove the end-stops from the RAMBo board one at a time. If they are not already labeled, please label them as you remove them. From left to right they should be labeled X Y Z
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Remove the stepper motor wires from the RAMBo board one at a time. If they are not already labeled, please label them as you remove them. From left to right they should be labeled X Y Z _ E0 _
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The RAMBo board is mounted to a backer board. You will grasp that backer board on the bottom left and right pull out. The bottom of the RAMBo (and backer) should pull freely and tip out. Once the top ears on the backer board have cleared the top plate of the base, the entire board can be removed.
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