Introduction
Replacing the SD board in your 3DS may help resolve issues you're having loading and saving content.
What you need
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Unscrew the four Phillips #00 screws along the top of the back cover.
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Grab the top edge of the back cover with your opposite hand so that the cover does not fall back into place.
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Pull the back cover up and away from the rest of the device to remove it.
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Insert a plastic opening tool into the notch in the lower case above the battery.
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Pry the battery up with the plastic opening tool.
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Grab the top edge of the battery and lift it out of the lower case.
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Remove the nine 6.3 mm black Phillips screws from the lower case.
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Remove the 2.4 mm silver Phillips screw above the game cartridge slot.
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Lift the bottom edge of the lower case off the rest of the 3DS.
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Use a plastic opening tool to pry the shoulder button ribbon cables off their sockets on the motherboard.
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Remove the lower case from the device.
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Use the flat end of a spudger to pry the SD board ribbon cable connector off its socket on the motherboard.
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Insert the flat end of a spudger between the SD board and the motherboard.
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Run the spudger along the sides of the SD board to free it from the adhesive pad holding it in place.
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Once completely freed, lift the SD board straight off the motherboard.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.