Casio DF-120BM User's Guide

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Casio DF-120BM Calculator Specification

The Casio DF-120BM Calculator is a versatile and efficient desktop calculator designed for both personal and professional use. It features a large 12-digit display, ensuring clear visibility and ease of reading for all calculations. The calculator is equipped with dual power functionality, utilizing both solar power and a battery backup, which ensures reliable operation even in low-light conditions.

The DF-120BM includes essential functions such as tax and currency exchange calculations, making it suitable for financial tasks and international transactions. It offers convenient calculation capabilities with its percentage, profit margin, and mark-up features. The calculator is designed with an extra-large, tilted display that reduces glare and enhances visibility from different angles, an essential feature for prolonged use in various lighting conditions.

The calculator boasts a robust build with responsive and durable keys that provide a comfortable typing experience. Its design emphasizes user convenience with a well-organized keypad that includes large buttons and clear labeling. Furthermore, the Casio DF-120BM has a memory function that allows users to store and recall previous calculations, increasing efficiency for repetitive tasks. Its compact and lightweight design makes it easy to transport, while its sturdy construction ensures longevity and reliability.

Overall, the Casio DF-120BM Calculator combines functionality with ergonomic design, offering an excellent tool for everyday calculations. Its comprehensive feature set and user-friendly interface make it an ideal choice for both individuals and businesses seeking a dependable and efficient calculator.

Casio DF-120BM Calculator F.A.Q.

How do I reset the Casio DF-120BM calculator?

To reset the Casio DF-120BM calculator, press and hold the 'AC' button until the display is cleared. This will reset all calculations and settings.

How can I correct an error on the Casio DF-120BM?

If you encounter an error, press the 'C' or 'AC' button to clear the error message and re-enter your calculation. Ensure that you are entering valid mathematical operations.

What is the best way to clean the Casio DF-120BM calculator?

To clean the calculator, use a soft, dry cloth to wipe the surface. Avoid using any liquids or abrasive cleaners, as these can damage the keys and display.

How do I replace the battery in the Casio DF-120BM calculator?

To replace the battery, remove the back cover of the calculator using a small screwdriver. Replace the old battery with a new one of the same type, ensuring the correct polarity. Reattach the cover securely.

Can the Casio DF-120BM calculator perform percentage calculations?

Yes, to calculate a percentage, enter the number, press the '%' button, and then enter the percentage you wish to calculate. The result will display immediately.

How do I turn off the Casio DF-120BM calculator?

The Casio DF-120BM is designed with an auto power-off feature that turns off the calculator after a period of inactivity to save battery life. There is no manual power-off button.

Why is my Casio DF-120BM calculator display dim?

A dim display may indicate a low battery. Replace the battery to restore optimal display brightness. If the problem persists, the calculator may need servicing.

Can I perform memory calculations on the Casio DF-120BM?

Yes, you can store numbers in memory using the 'M+' and 'M-' keys, and recall them using the 'MR' key. Clear the memory by pressing 'MC'.

How do I switch between decimal and fraction display?

The Casio DF-120BM does not support fraction display. It only displays calculations in decimal format.

What should I do if the buttons on my Casio DF-120BM are not responding?

If the buttons are unresponsive, check for debris under the keys and clean gently. If the issue persists, try resetting the calculator by removing and reinserting the battery.