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This guide will show you how to replace the daughterboard in a Samsung Chromebook 3. The right side USB and headphone jack are soldered to the board, requiring a full daughterboard replacement to fix a malfunctioning port.
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Place the Chromebook face down so that the bottom case is exposed.
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Using a Phillips #00 screwdriver, remove nine 4.6mm screws from the back casing.
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Use a iFixit opening tool to gently pry the case up from the vent on the hinge side of the Chromebook.
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Locate the battery and remove the four 4.6mm screws at the corners which attach it to case using a Phillips #00 screwdriver.
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Use a spudger to gently pry the power cable cord upwards from the motherboard.
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Lift the battery up and out from the case.
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Before you begin the process of removing the daughterboard, you will need to remove the port case. Using a Phillips #00 screwdriver, remove the three 4.6mm screws.
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Use a spudger to unhook the cable connecter from the speaker cable.
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Pry the small coaxial cables upwards from the connecters on the wireless chip.
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Using the Phillips #00, unscrew one 4.6mm screw from the daughterboard.
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Use a spudger to lift the gray plastic bar on the zif connecter up, then use your fingers to remove the cable ribbon.
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Loosen the daughterboard from the USB port with a spudger as there is some adhesive underneath, and you're ready to remove the daughterboard.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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