Acer C720 Motherboard Replacement

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All that is left is to remove the two screws that hold in the motherboard.
Remove this 3 mm screw using the #0 Phillips screwdriver. The head of this screw is a bit wider than all of the rest.
Remove this 3 mm screw using the #0 Phillips screwdriver.
The screw circled in red is known as the write screw. Removal of this screw will allow for either unintended or intended overwriting of the BIOS which can cause catastrophic damage. So be sure to replace this screw by all means necessary if lost.

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