Casio DH-120 User's Guide

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Casio DH-120 Calculator Specification

The Casio DH-120 Calculator is a versatile desktop calculator designed to meet the needs of both professionals and students. It features a large, easy-to-read display that accommodates up to 12 digits, making it ideal for complex calculations that require precision and clarity. The calculator is equipped with a dual power system, utilizing both solar energy and a replaceable battery, ensuring reliable functionality even in low-light conditions. Its robust design includes responsive keys that provide a comfortable and efficient user experience, with a key rollover function that allows for fast and accurate input.

The DH-120 offers a range of essential functions including basic arithmetic operations, percentage calculations, and square root functions, catering to a variety of mathematical requirements. It also includes a memory function that allows users to store and recall previous calculations, enhancing productivity when dealing with repetitive tasks. The calculator's compact form factor and lightweight design make it portable, while its durable construction ensures longevity.

With intuitive operation and a straightforward interface, the Casio DH-120 is engineered for ease of use without compromising on functionality. Its ergonomic design makes it suitable for prolonged use, and the angled display reduces glare, improving visibility. Overall, the Casio DH-120 Calculator is a reliable and efficient tool for everyday calculations, balancing functionality with user-friendly design.

Casio DH-120 Calculator F.A.Q.

How do I reset the Casio DH-120 calculator?

To reset the Casio DH-120 calculator, press and hold the "AC" button for a few seconds until the display clears. This will reset the calculator to its default state.

What should I do if the Casio DH-120 display is not turning on?

If the display is not turning on, check the battery compartment for proper battery placement or replace the batteries with new ones. Ensure that the battery contacts are clean and free of corrosion.

How can I change the battery in the Casio DH-120 calculator?

To change the battery, remove the battery cover on the back of the calculator, take out the old batteries, and insert new ones. Ensure the polarity is correct before closing the battery cover.

Why is the calculator not responding to button presses?

If the calculator is not responding, check if it is in "OFF" mode. Also, ensure the buttons are not stuck or obstructed. Reset the calculator if necessary.

How can I perform basic arithmetic operations on the DH-120?

To perform basic arithmetic operations, simply enter the first number, press the desired operation key (+, -, ×, ÷), enter the second number, and press "=" to get the result.

Is it possible to calculate percentages with the Casio DH-120?

Yes, to calculate percentages, enter the number, press the percentage key (%), and the calculator will display the percentage value of the initial number.

How do I clear an entry or the entire calculation?

To clear an entry, press "CE". To clear the entire calculation, press "AC".

What is the memory function and how do I use it?

The memory function allows you to store and recall numbers. Use "M+" to add to memory, "M-" to subtract from memory, and "MR" to recall the stored number. Use "MC" to clear memory.

How do I perform a square root calculation?

To perform a square root calculation, enter the number and press the square root key (√). The calculator will display the square root of the entered number.

Why does the calculator show an error message?

The calculator may show an error message if there is a division by zero or overflow. Check the calculation for any errors and correct them. Press "AC" to clear the error.