Introduction
This guide will show you how to detach the motherboard from the printer, in order to replace or repair it.
What you need
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Remove the two 7.9 mm screws using a Phillips #1 screwdriver.
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Remove the blue lever from its slot by pushing it back and twisting clockwise.
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Close the scanner compartment and cover.
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Flip the printer over so that the bottom of the printer is facing you.
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Use the plastic opening tool to remove the corner of the side panel from the plastic pin.
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Use the plastic opening tool to loosen the side panel from the bottom of the printer.
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Gently pull the 6 ribbon wires out.
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Gently pull the 4 molded cable assemblies out.
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Unscrew the five silver Phillips screws that secure the motherboard:
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Five 3.65mm Phillips #1 screws.
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Once all wires and screws have been removed, gently take the motherboard out of the printer.
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These wires are soldered onto the bottom of the PCB and must be de-soldered in order to completely detach the motherboard from the printer.
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De-solder these eight solder joints on the bottom of the motherboard.
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When reinstalling the motherboard back into the printer, solder the highlighted joints (in orange markers in the second photo) back onto the board.
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Congratulations on successfully removing the motherboard from the printer! To reassemble the motherboard, follow these instructions in reverse order.
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Team
Cal Poly, Team 19-41, Regan Winter 2013 Member of Cal Poly, Team 19-41, Regan Winter 2013
CPSU-REGAN-W13S19G41
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