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Replacing the battery

This calculator uses a standard, non-rechargeable CR2032 battery. SwissMicros recommends using a reputable brand battery. It is easy to replace and only requires a Phillips screwdriver. Here are the steps to do it.

  • Lay the unit on a soft, flat surface with the backplate facing up.
    Battery change step 1

  • Unscrew the Phillips screws at the top of the case (2×).
    Battery change step 1

  • Lift the top edge of the backplate about 10° or 12mm or ½in.
    Battery change step 1

  • Slide the backplate backwards.
    Battery change step 1

  • Use a soft, non-conductive material, like a toothpick or a plastic spudger, to push the dead battery out of its compartment.
    Battery change step 1

Slide in a fresh battery. The positive terminal faces up and away from the PCB. Follow the above steps backwards until the calculator is closed. Do not over-torque the screws.

Batteries should be stored in a cool, dry place. Always keep batteries out of reach of children.

Please dispose of the CR2032 battery in accordance with local regulations.