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Casio fx-82MS Teardown

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This iconic school calculator really needed to be torn apart.

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  1. Casio fx-82MS Teardown, Remove Case Screws: crwdns2935265:01crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Casio fx-82MS Teardown, Remove Case Screws: crwdns2935265:01crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Casio fx-82MS Teardown, Remove Case Screws: crwdns2935265:01crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Remove these screws.

    • 6x Philips #0

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  2. Casio fx-82MS Teardown, Split the halves: crwdns2935265:02crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Casio fx-82MS Teardown, Split the halves: crwdns2935265:02crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Casio fx-82MS Teardown, Split the halves: crwdns2935265:02crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
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    Tweezers
    $4.99
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    • Put the tweezers (in their closed state) into the indentations on the side of the calculator.

    • Slowly open the tweezers, to split the calculator into two halves.

    • On certain build batches of this calculator, glue was used to better hold the halves together. You might have to use a card to split the two pieces.

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  3. Casio fx-82MS Teardown, Remove PCB Screws: crwdns2935265:03crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Casio fx-82MS Teardown, Remove PCB Screws: crwdns2935265:03crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Remove these screws:

    • 4x Philips #0

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  5. Casio fx-82MS Teardown, Remove battery terminals from casing: crwdns2935265:04crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Casio fx-82MS Teardown, Remove battery terminals from casing: crwdns2935265:04crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Use a pair of tweezers to pull the connector out of its holder.

    • Use a screwdriver to lever the connector out of its housing.

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  6. Casio fx-82MS Teardown, Remove PCB from case: crwdns2935265:05crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Casio fx-82MS Teardown, Remove PCB from case: crwdns2935265:05crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Casio fx-82MS Teardown, Remove PCB from case: crwdns2935265:05crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Insert a spudger in between the PCB and the rubber button holder.

    • Carefully remove the PCB and make sure not to damage the LCD ribbon cable.

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  7. Casio fx-82MS Teardown, Remove button holder: crwdns2935265:06crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Casio fx-82MS Teardown, Remove button holder: crwdns2935265:06crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Casio fx-82MS Teardown, Remove button holder: crwdns2935265:06crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Peel off the rubber button holder starting in the top left corner.

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  8. Casio fx-82MS Teardown, Part List: crwdns2935265:07crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Casio fx-82MS Teardown, Part List: crwdns2935265:07crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Back part of the case.

    • Front face of the case.

    • PCB with LCD and battery terminals.

    • Rubber button holder.

    • Buttons.

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Luca Casonato

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398 crwdns2915208:0crwdne2915208:0

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I veganlover loved this guide although it isn’t vegan enough.

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