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This is a guide on how to remove the IO Board on a Dell Chromebook 3100.
Please note that the battery removal is not required for this guide, but it is strongly recommended.
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Flip the laptop so the bottom is facing upwards.
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Loosen the nine screws from the back panel using a Phillips #0 screwdriver.
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Pry the back panel away from the rest of the laptop using an iFixit opening tool.
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Remove the screws attached to the battery using a Phillips #0 screwdriver.
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Disconnect the battery from the motherboard by gently pulling on the connector cable at the top of the battery.
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Remove the screws from the IO Board using a Phillips #0 screwdriver.
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Carefully disconnect the IO power cable labeled with "IO" and "MB."
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Carefully disconnect the IO connector cables by applying light pressure and popping them off of the motherboard.
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Remove the motherboard ribbon cables from the IO board and set the IO board to the side.
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To reassemble your device, follow these instructions in reverse order with the new IO Board.
To reassemble your device, follow these instructions in reverse order with the new IO Board.