Acer Chromebook CB3-431-C5EX Motherboard Replacement

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• Working on your device while it is turned on may result in electric shock. Make sure to shut down and unplug your device before you begin.
• Turn device over so the bottom panel is facing you.
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• Remove the eight 4mm Phillips #0 screws.
• Remove the two 6mm Phillips #0 screws.
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• Insert a plastic opening tool into the crack between the bottom panel and the side of the computer.
• Gently pry the panel off the computer by continuously pulling up and on the panel and moving the plastic opening tool around the crack until the panel comes off.
• There are several clips holding the cover in place.
• Remove the bottom panel and set it aside.
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crwdns2931653:04crwdne2931653:0 Battery
• Remove the two 4mm Phillips #0 screws on either side of the battery pack that are securing it in place.
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• Disconnect the taped white 8-pin cable on the bottom right of the battery pack.
• Use thumbnail to pull on the small protruding tabs on either side of the connector.
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• Carefully lift the entire battery pack out of the laptop.
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crwdns2931653:07crwdne2931653:0 Motherboard
• Remove the 4.7 mm screw from the Wi-Fi card using a Phillips #0 screwdriver.
• Remove the Wi-Fi card from the laptop.
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• Unplug the black wire connecting the small circuit board to the motherboard.
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• Lift the respective white and black tabs and slide the ribbon cables out of their connectors.
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• Carefully remove the display adapter from the motherboard.
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• Remove the black tab connecting the motherboard to the keyboard.
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• Remove the five 4.7 mm screws from the motherboard using a Phillips #0 screwdriver.
• Remove the two 4.5 mm screws from the motherboard using a Phillips #0 screwdriver.
• Gently remove motherboard from the laptop.
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Graham Caldwell Blondes

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The Citadel Military College of South Carolina, Team 1-6, Eggleston Fall 2021 crwdns2935289:0The Citadel Military College of South Carolina, Team 1-6, Eggleston Fall 2021crwdne2935289:0

CMCSC-EGGLESTON-F21S1G6

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