Inleiding
This guide demonstrates the process of replacing the battery in a CASIO fx-50FH II scientific calculator. Batteries have a limited lifespan, so anything battery-powered will eventually cease functioning. In the worst case, old or damaged batteries may leak and damage or destroy the calculator. Also, alkaline residue can cause chemical burns, so carefully follow every safety precaution if your calculator's battery is damaged.
Wat je nodig hebt
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To turn the calculator off, first press the "shift" button.
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Release the "shift" button, then press the "AC" button.
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You have successfully replaced the battery of a CASIO fx-50FH II Scientific Calculator!
You have successfully replaced the battery of a CASIO fx-50FH II Scientific Calculator!
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