ENGLISH

INTRODUCTION

Thank you for your purchase of the SHARP electronic calculator, model EL-1801E. Your SHARP calculator is specially designed to save work and increase efficiency in all business applications and general office calculations. Careful reading of this manual will enable you to use your new SHARP calculator to its fullest capability.

 

CONTENTS

 

 

 

Page

OPERATING CONTROLS

2

PAPER ROLL REPLACEMENT

4

INK ROLLER REPLACEMENT

5

BATTERY REPLACEMENT

6

• HOW TO CONNECT THE AC ADAPTOR (OPTION)

6

ERRORS

7

SPECIFICATIONS

7

CALCULATION EXAMPLES

51

OPERATIONAL NOTES

To insure trouble-free operation of your SHARP calculator, we recommend the following:

1.The calculator should be kept in areas free from extreme temperature changes, moisture, and dust.

2.A soft, dry cloth should be used to clean the calculator. Do not use solvents or a wet cloth.

3.Since this product is not waterproof, do not use it or store it where fluids, for example water, can splash onto it. Raindrops, water spray, juice,coffee, steam, perspiration, etc. will also cause malfunction.

4.If service should be required, use only a SHARP servicing dealer, a SHARP approved service facility or SHARP repair service.

5.If you pull out the power cord to cut electricity completely or replace the batteries, the presently stored exchange rate will be cleared.

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Sharp EL-1801E operation manual Introduction, Contents, Operational Notes

EL-1801E specifications

The Sharp EL-1801E is a highly regarded scientific calculator that has garnered attention for its exceptional features, robust build, and user-friendly interface. Designed for students, educators, and professionals alike, this calculator combines advanced technology with practicality, making it an ideal companion for a wide range of mathematical computations.

One of the defining characteristics of the EL-1801E is its comprehensive set of functions. With over 220 built-in functions, including advanced trigonometric, logarithmic, and statistical calculations, it caters to the needs of various users, from high school students to university scholars. This extensive functionality ensures that users can perform complex calculations without requiring additional tools.

The EL-1801E is equipped with a dual-line display, enabling users to view both the input and output simultaneously. This feature enhances the user experience, allowing for easy verification of calculations and improving overall efficiency. The display is designed to be clear and legible, even in low-light conditions, thanks to its backlit feature, which further contributes to its usability.

In terms of design, the Sharp EL-1801E boasts a slim profile, making it portable for on-the-go calculations. Its durable construction ensures that it can withstand the rigors of daily use, whether in a classroom or a professional setting. The calculator is powered by solar energy, supplemented by a battery, ensuring long-lasting performance and reducing the need for frequent battery changes.

Another noteworthy aspect of the EL-1801E is its memory capabilities. The calculator allows users to store and recall values, which is particularly beneficial when working with long calculations or when needing to reference previous results. This memory function is essential for those who frequently deal with repetitive calculations or complex equations.

Moreover, the EL-1801E comes with convenient features such as a fraction conversion, which simplifies the process of working with rational numbers. Its percentage calculations and constant functions offer added efficiency for users engaged in financial, statistical, or engineering-related tasks.

In summary, the Sharp EL-1801E scientific calculator stands out for its powerful functions, user-friendly display, and portability. Its advanced features, durable build, and energy-efficient design make it a reliable tool for anyone needing a versatile calculator, whether in education or professional environments. As technology continues to evolve, the EL-1801E remains a relevant and indispensable asset for precise mathematical calculations.