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Introduzione

Power cords can become damaged due to pinching or cutting of the cord. Follow this guide to replace the power cord.

  1. Flip the calculator over and remove the 4 main 10mm screws with a PH1 screwdriver. Flip the calculator over and remove the 4 main 10mm screws with a PH1 screwdriver.
    • Flip the calculator over and remove the 4 main 10mm screws with a PH1 screwdriver.

  2. Remove the top cover. Gently pull up on the power cord to remove it from the back cover.
    • Remove the top cover.

    • Gently pull up on the power cord to remove it from the back cover.

  3. This step is optional; however it makes it easier to work. Using a PH1 screwdriver remove the two 10mm screws that hold down the transformer.
    • This step is optional; however it makes it easier to work.

    • Using a PH1 screwdriver remove the two 10mm screws that hold down the transformer.

    • Gently remove the transformer.

    • Make sure that the calculator is not plugged in.

  4. Use a wire cutter to cut off the white cap and expose the wires. Try to cut close to the tip of the white cap - to leave as much wire as possible. Note that there are 2 sets of wires connected to the power cord. Do each set of wires separately.
    • Use a wire cutter to cut off the white cap and expose the wires. Try to cut close to the tip of the white cap - to leave as much wire as possible.

    • Note that there are 2 sets of wires connected to the power cord. Do each set of wires separately.

  5. Use a wire stripper to remove 1/2” of the protective covering on each of the wires. Use a wire stripper to remove 1/2” of the protective covering on each of the wires.
    • Use a wire stripper to remove 1/2” of the protective covering on each of the wires.

  6. Twist the exposed section of the 2 wires together. Twist a new cap over the exposed wires. Make sure that the cap covers all of the exposed wire.
    • Twist the exposed section of the 2 wires together.

    • Twist a new cap over the exposed wires. Make sure that the cap covers all of the exposed wire.

    • Repeat steps 4-6 for the second set of wires.

  7. Replace the transformer and ensure that the new wire caps fit in the space shown.
    • Replace the transformer and ensure that the new wire caps fit in the space shown.

    • Plug in the new power cord and test the calculator before replacing the top cover.

Conclusione

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

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