Casio HR-10RC User's Guide

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Casio HR-10RC Calculator Specification

The Casio HR-10RC is a compact, efficient printing calculator designed for small business and personal use, offering essential functionalities wrapped in a user-friendly interface. This model features a 12-digit LCD display, ensuring clarity and ease of reading for complex calculations. It is equipped with a two-color printing capability, using red and black ink to differentiate between positive and negative values, and provides a print speed of approximately 2.0 lines per second. The HR-10RC supports basic arithmetic operations, tax calculations, and currency conversion, enhancing its utility for financial tasks. It includes a cost/sell/margin function, allowing users to quickly ascertain necessary business metrics. The calculator is powered by an AC adapter and can also run on AA batteries, ensuring flexibility for both stationary and mobile use. The device's design incorporates a practical layout with responsive keys that provide tactile feedback, optimizing the user experience during prolonged operation. The HR-10RC is constructed to be durable yet lightweight, facilitating ease of transport and handling. It also includes a paper-saving function that minimizes paper usage, aligning with environmentally conscious practices. Overall, the Casio HR-10RC is a reliable tool for users needing a straightforward, effective solution for everyday numerical tasks, combining robust performance with essential features tailored to enhance productivity.

Casio HR-10RC Calculator F.A.Q.

How do I load paper into the Casio HR-10RC calculator?

To load paper, open the paper holder, place the roll with the paper feeding from the bottom, and feed it through the paper slot until it appears at the top. Close the holder and press the feed key to advance the paper.

What should I do if the display is not working?

If the display is not working, first check the power supply. Ensure the calculator is plugged in or that the batteries are correctly installed. If the issue persists, reset the calculator by removing the batteries and unplugging it for a few minutes before powering it on again.

How can I change the ink roller on my Casio HR-10RC?

To change the ink roller, open the printer cover, locate the ink roller, and gently lift it out of its holder. Insert the new ink roller by placing it into the holder and pressing down until it clicks into place.

Why is the printout faint or unclear?

If the printout is faint, the ink roller may need replacement. Check the ink roller and replace it if necessary. Additionally, ensure the paper is correctly loaded and of the right type.

How do I perform a basic addition calculation?

To perform an addition, enter the first number followed by the '+' key, then enter the second number and press the '=' key. The result will be displayed on the screen and printed.

What is the procedure to set the tax rate on the Casio HR-10RC?

To set the tax rate, switch the calculator to 'Rate Set' mode, enter the desired tax rate, and press the 'Tax+' or 'Tax-' key to store it. Return the calculator to normal mode to use the stored rate.

How can I troubleshoot paper jams in the printer?

To troubleshoot paper jams, turn off the calculator, remove the paper roll, and gently pull out the jammed paper. Reload the paper roll, ensuring it feeds correctly and smoothly.

What should I do if the calculator doesn't power on?

Check that the power cord is securely connected and plugged into a working outlet. If using batteries, ensure they are correctly installed and have sufficient charge. If the issue persists, try replacing the batteries.

Can I print a running total on the Casio HR-10RC?

Yes, to print a running total, use the 'Subtotal' or 'Total' key after entering your calculations. This will print the cumulative total of all entries made.

How do I clear an error or incorrect entry?

To clear an error or incorrect entry, use the 'C' (Clear) key to remove the last entry or the 'AC' (All Clear) key to reset the entire calculation.