LHIABNN LJSQ007 Desktop Office Calculator User Manual
- June 13, 2024
- LHIABNN
Table of Contents
LHIABNN LJSQ007 Desktop Office Calculator
Introduction
In today’s fast-paced world, efficiency and accuracy in calculations are paramount, whether you’re in an office, business, market, school, or your own home. The LHIABNN LJSQ007 Desktop Office Calculator offers a versatile solution for a wide range of users, providing the perfect balance between functionality and user-friendly design. In this article, we’ll delve into the features and benefits of this calculator, shedding light on how it can simplify your daily calculations.
In a world where precision and speed are essential, the LHIABNN LJSQ007 Desktop Office Calculator shines as a reliable and user-friendly tool for everyday calculations. Its array of features, from the tilted LCD display to the ergonomic keyboard design, ensures that your calculations are accurate and hassle-free. Whether you’re crunching numbers in a business meeting or assisting with homework, this calculator is a valuable addition to your toolkit. With both solar and battery power options, it’s designed for longevity and convenience. If you’re seeking a dependable calculator that caters to a variety of tasks and users, the LJSQ007 is an excellent choice.
Parts Description
- Display Screen
- Number Keys : Standard keys (0-9) for entering numbers.
- Basic Operation Keys :
- + (Addition)
- – (Subtraction)
- x (Multiplication)
- ÷ (Division)
- Functional Keys :
- GT : Grand Total
- MU : Markup; often used for calculating profit margins
- CE : Clear Entry; clears the last entry
- AC : All Clear; resets the calculator
- % : Percentage
- √ : Square Root
- Memory Keys :
- MC : Memory Clear; clears the stored memory
- MR : Memory Recall; displays the number stored in memory
- M- : Subtract from Memory; subtracts the displayed number from the memory
- M+ : Add to Memory; adds the displayed number to memory
- Other Keys :
- +/- : Changes the sign of the number (negative/positive toggle)
- 00 : Allows for quicker input of double zeros
- . (Dot): Decimal point
- = (Equal): Computes the result
- Power Switch (ON/C) : Turns on the calculator or clears the current operation.
- Additional Labels :
- F 4.2 0.00DC : This might be an indicator related to formatting or mode of display, but without specific context, it’s not entirely clear.
- Power Source Indicator : As indicated by the “TWO WAY POWER” label and the solar cell visible on the display’s top side, this calculator likely operates using both solar power and a backup battery.
Product Specifications
- Brand: LHIABNN
- Color: White
- Calculator Type: Engineering/Scientific, Financial, Business
- Power Source: Battery Powered
- Number of Batteries: 1 LR44 battery required (included)
- Package Dimensions: 6.73 x 6.73 x 1.38 inches
- Item Weight: 8.1 ounces
- Item model number: LJSQ007
What’s in the Box
- The LJSQ007 Desktop Office Calculator
- 1 LR44 Battery
Product Features
- Tilted Extra-Large LCD Display: Designed for easy and accurate screen reading.
- Wide Keyboard with Raised Keys: Provides a comfortable touch feeling and reduces the likelihood of accidental key presses.
- Quick and Easy Tax Calculation: Simplifies tax-related calculations.
- Displays up to 12 Digits: Accommodates both simple and complex calculations.
- Percussion Keyboard Ergonomic Design: Clear sound and durability even after 100 thousand taps.
- Two-Way Powered: Solar energy power and button cell battery for extended battery life.
- Perfect for Various Settings: Suitable for businessmen, workers, teachers, and students, and ideal for office, school, or home use.
Product Usage Instructions
Following are examples of basic mathematical calculations that you can perform with the LHIABNN LJSQ007 Desktop Office Calculator. You can use the calculator’s numeric keys and mathematical function keys to solve a wide range of mathematical problems efficiently.
Addition Let’s add two numbers: 58 and 27.
- Turn on your LJSQ007 calculator.
- Enter “58” using the number keys.
- Press the “+” key.
- Enter “27” using the number keys.
- Press the “=” key.
The calculator should display the result: “85.”
Subtraction Let’s subtract 46 from 89.
- Ensure your calculator is on.
- Enter “89.”
- Press the “-” key.
- Enter “46.”
- Press the “=” key.
The calculator should display the result: “43.”
Multiplication Let’s multiply 12 by 5.
- Turn on the calculator.
- Enter “12.”
- Press the “×” (multiplication) key.
- Enter “5.”
- Press the “=” key.
The calculator should display the result: “60.”
Division Let’s divide 72 by 9.
- Ensure your calculator is on.
- Enter “72.”
- Press the “÷” (division) key.
- Enter “9.”
- Press the “=” key.
The calculator should display the result: “8.”
Percentage Let’s find 15% of 200.
- Turn on the calculator.
- Enter “200.”
- Press the “%” key.
- Enter “15.”
- Press the “=” key.
The calculator should display the result: “30.”
Square Root Let’s find the square root of 25.
- Ensure your calculator is on.
- Enter “25.”
- Press the “√” (square root) key.
The calculator should display the result: “5.”
Care and Maintenance
- Regularly clean the calculator’s keyboard and display with a soft, dry cloth to remove dust, fingerprints, and debris.
- Avoid using abrasive or liquid cleaners that can damage the calculator.
- Keep the calculator away from extreme temperatures, humidity, and direct sunlight, as these can affect its performance.
- Store it in a cool, dry place when not in use.
- If your calculator uses replaceable batteries, monitor the battery level and replace them when necessary. Follow the manufacturer’s guidelines for battery replacement.
- Remove the battery if you don’t plan to use the calculator for an extended period to prevent battery leakage and damage.
- To prevent scratches and damage to the display, consider using a protective cover or case when carrying or storing the calculator.
- Handle the calculator with care and avoid dropping it, as impacts can damage the internal components or the display.
- Ensure that the calculator remains dry at all times. If it gets wet, dry it thoroughly before use to prevent damage.
- Regularly using the calculator helps prevent dust and debris from accumulating inside, which can affect performance.
- When not in use, store the calculator in a clean and dust-free environment. Avoid leaving it in areas with high humidity or extreme temperatures.
Frequently Asked Questions
How do I turn on the LHIABNN LJSQ007 calculator?
The LJSQ007 calculator typically turns on automatically when you start using it. If it doesn't, check for a dedicated power button or switch and press it to turn the calculator on.
How do I turn off the calculator?
Many calculators have an automatic power-off feature to conserve battery life after a period of inactivity. If your calculator doesn't have this feature, look for a dedicated power-off button or switch and use it to turn off the calculator.
Can I use the calculator in low-light conditions?
Yes, the LJSQ007 calculator is often equipped with both a solar panel and a battery-powered option, making it suitable for use in various lighting conditions. In dimly lit areas, the battery power ensures continued functionality.
How do I replace the battery if needed?
If the calculator requires a battery replacement, refer to the manufacturer's instructions provided in the user manual. It typically involves opening a battery compartment and replacing the old battery with a new one of the specified type.
Is the LHIABNN LJSQ007 suitable for complex mathematical calculations?
Yes, the LJSQ007 is designed to handle a variety of mathematical tasks, including basic arithmetic, percentages, square roots, and more. It is suitable for both simple and complex calculations.
Can I use this calculator for financial calculations?
Yes, the LJSQ007 is versatile and can be used for financial calculations such as addition, subtraction, multiplication, division, and even tax calculations.
How do I clear the calculator's memory or reset it?
Most calculators have a C or CE (Clear Entry) key that allows you to clear the last entry. The AC (All Clear) key typically clears all entries and resets the calculator to its initial state.
Can I use this calculator for scientific calculations?
While the LJSQ007 is primarily a business and office calculator, it can handle some scientific calculations such as square roots and basic exponentiation.
What is the warranty for the LJSQ007 calculator?
The warranty for the LJSQ007 is 6 months.
Can I switch between different modes of calculation on the LJSQ007 calculator, such as scientific, financial, or business modes?
The LJSQ007 calculator typically operates in a business and office calculator mode. It may not have specialized modes for scientific or financial calculations. However, it can handle a wide range of general calculations.
How do I perform percentage calculations on the LJSQ007 calculator?
To calculate percentages, enter the number, press the % key, enter the percentage you want to calculate, and then press = to obtain the result.
Is it possible to store values in memory for future calculations on this calculator?
Some models of the LJSQ007 calculator may have memory functions (M+, M-, MR, MC) that allow you to store and recall values. Check your specific model's user manual for details on using memory functions.