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Acer Chromebook CB3-431-C5EX Speaker Replacement

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This replacement guide will instruct you on how to replace the two internal speakers in your Chromebook. For this repair all you will need is a Phillips #0 screwdriver and a plastic spudger. Remember to completely power down your Chromebook before beginning this replacement, and always be gentle when handling the internal components of your computer as they are fragile.

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  1. Acer Chromebook CB3-431-C5EX Speaker Replacement, Bottom Panel: crwdns2935265:01crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • 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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  2. Acer Chromebook CB3-431-C5EX Speaker Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Remove the eight 4mm Phillips #0 screws.

    • Remove the two 6mm Phillips #0 screws.

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  4. Acer Chromebook CB3-431-C5EX Speaker Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Acer Chromebook CB3-431-C5EX Speaker Replacement: crwdns2935265:03crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • 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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  5. Acer Chromebook CB3-431-C5EX Speaker Replacement, Internal Speakers: crwdns2935265:04crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Remove the two 4mm Phillips #0 screws securing the speaker.

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  6. Acer Chromebook CB3-431-C5EX Speaker Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Acer Chromebook CB3-431-C5EX Speaker Replacement: crwdns2935265:05crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Remove the speaker from the computer.

    • Repeat the previous steps to remove the second speaker from the computer.

    • Note that the two speakers are connected by a wire, so you must replace both of them.

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  7. Acer Chromebook CB3-431-C5EX Speaker Replacement: crwdns2935265:06crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Acer Chromebook CB3-431-C5EX Speaker Replacement: crwdns2935265:06crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Disconnect the speaker wire from the circuit board by grabbing the plug by its plastic edges and gently pulling it straight out.

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To reassemble your device, follow these instructions in reverse order.

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