Introduction
The motherboard in the Acer Chromebook CB315-4H-P8FZ may need to be replaced if the device won’t power on, shows a blank screen, or has been physically damaged. Issues like power failure, display problems, or damage from drops or spills often point to a faulty motherboard. In these cases, replacing the motherboard is usually the only way to fix the Chromebook.
Tools
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Remove the ten 6 mm Phillips screws that secure the lower case.
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Insert an opening pick in the seam between the lower case and chassis.
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Slide the opening pick around the perimeter of the device, prying every couple of centimeters, until the lower case fully releases.
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Remove the lower case.
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Peel back the black tape over the battery connector. Use your fingernails to disconnect the battery connector from its motherboard socket.
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Peel back the black tape over the ribbon cable to the left of the battery connector. Release the black locking tabs that secure the ribbon cable. Disconnect the ribbon cable.
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Flip up the two black ZIF locking flaps that secure the two I/O board's motherboard ribbon cable connectors. Disconnect the two ribbon cables.
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Flip up the black ZIF locking flap that secures the touchpad ribbon cable. Disconnect the touchpad ribbon cable.
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Use the pointed edge of a spudger to lift and disconnect the two wireless card coaxial connectors.
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Use your fingernails to disconnect the white speaker connector from its motherboard socket.
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Flip up the black ZIF locking flap that secures the display cable. Disconnect the display cable.
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Use a Phillips screwdriver to remove the seven Phillips screws that secure the motherboard.
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Lift up the right hinge.
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Grip the left edge of the motherboard and gently pull it a couple of millimeters to the left to unseat the ports from the chassis.
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Lift the motherboard up and out of the chassis.
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To reassemble your device, follow the above steps in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting or ask our Answers community for help.