Introduction

This iconic school calculator really needed to be torn apart.

Parts

No parts required.

Image 1/3: 6x Philips #0 Image 2/3: 6x Philips #0 Image 3/3: 6x Philips #0
  • Remove these screws.

    • 6x Philips #0

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Image 1/3: Slowly open the tweezers, to split the calculator into two halves. Image 2/3: 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. Image 3/3: 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.
  • 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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Image 1/2: 4x Philips #0 Image 2/2: 4x Philips #0
  • Remove these screws:

    • 4x Philips #0

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Image 1/2: Use a screwdriver to lever the connector out of its housing. Image 2/2: Use a screwdriver to lever the connector out of its housing.
  • 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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Image 1/3: Carefully remove the PCB and make sure not to damage the LCD ribbon cable. Image 2/3: Carefully remove the PCB and make sure not to damage the LCD ribbon cable. Image 3/3: Carefully remove the PCB and make sure not to damage the LCD ribbon cable.
  • 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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Image 1/3: Image 2/3: Image 3/3:
  • Peel off the rubber button holder starting in the top left corner.

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Image 1/2: Front face of the case. Image 2/2: PCB with LCD and battery terminals.
  • Back part of the case.

  • Front face of the case.

  • PCB with LCD and battery terminals.

  • Rubber button holder.

  • Buttons.

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Finish Line

Luca Casonato

Member since: 05/18/2017

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2 Guides authored

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