Inleiding
This guide will show you how to replace the battery in a Sharp-EL-531xg calculator. You may need to change the battery when the calculator's display is dim or when the calculator is not working. This calculator has two ways to charge the battery: the solar cell and the battery; however, the solar cell is dependent on the battery.
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Press the 2nd F button and then the OFF button to power down the calculator.
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