Comix ‎c-2135 Desktop Solar Battery Calculator User Manual

Comix ‎c-2135 Desktop Solar Battery Calculator

About Comix

Comix, founded in 1991, is an ISO9001-certified professional manufacturer specializing in designing and producing a wide range of office and school supplies. Their commitment to innovative design, ergonomic features, and durable materials has made them a trusted name in the industry. Comix’s range of products covers office protective items, stationery, file organizers, desk accessories, office electronics, and school supplies.

Introduction

Comix C-2135 Desktop Solar Battery Calculator is a valuable addition to any office or home setting. Its sleek design, user-oriented features, dual power options, and large, clear display make it a versatile and efficient tool for various calculations. With Comix’s dedication to quality and innovation, this calculator is a reliable and user-friendly solution for all your mathematical needs. Whether you’re a student, professional, or just in need of a dependable calculator, the Comix C-2135 is a perfect choice.

Product Specifications

• Brand: Comix
• Color: White
• Calculator Type: Standard Function
• Power Source: Solar Powered, Battery Powered (1 AAA battery required)
• Screen Size: 4.7 Inches
• Number of Digits: 12

Additional Features:

• Large Computer Key: Designed for comfortable and responsive use, passed 100,000-tap testing without sticking.
• Great Big LCD Display: 12-digit display with a 30° large display angle for clear and accurate reading.
• 4 Anti-Slip Mats: Enhance stability on desktops and help prevent movement during calculations.
• Ergonomic Design: Large and clear display screen with a 30° tilt for better visibility.
• Big Button Keys: Large, durable buttons for comfortable and efficient operation.
• Dual Power: Operates with both solar and battery power for uninterrupted use.
• Size: 190 154 43mm

Technical Details:

• Manufacturer: C-2135
• Item Weight: 12 ounces
• Product Dimensions: 9.2 x 6.5 x 1.7 inches
• Item Model Number: c-2135
• Batteries: 1 AAA battery is required.
• Material Type: Acrylonitrile Butadiene Styrene (ABS)
• Manufacturer Part Number: C-2135

What’s in the Box

• Comix C-2135 Desktop Solar Battery Calculator
• User Manual
• 1 AAA Battery

Product Features

The Comix C-2135 Desktop Solar Battery Calculator offers a range of features that make it a valuable tool for various calculations. Here are the product features of the Comix C-2135 Calculator:

Sleek and Ergonomic Design:

• The calculator features a modern and minimalist design in a clean white color.
• Ergonomically designed for comfortable use, making it suitable for extended periods of calculation.

Large Computer Keys:

• Designed with large and responsive computer keys for comfortable and efficient use.
• These keys have undergone extensive testing (100,000 taps) to ensure they remain responsive and reliable over time.

Extra Large LCD Display:

• Equipped with a 12-digit extra-large LCD display.
• The 30° large display angle enhances screen visibility, providing clear and easy-to-read digits.
• Perfect for desktop use in both home and office environments.

Stability and Efficiency:

• Four anti-slip mats on the base of the calculator provide stability on your desktop.
• These mats prevent the calculator from moving during fast key presses, ensuring accuracy and reliability.

Dual Power Sources:

• Operates with both solar power and battery backup (requires 1 AAA battery).
• Solar power enables the calculator to work in well-lit environments, and the battery ensures uninterrupted usage in low-light conditions or when solar power is insufficient.

User-Friendly Features:

• The calculator’s ergonomic design and the 30° tilt angle of the display screen enhance user comfort and visibility.
• The big figure buttons are not only comfortable to touch but also highly durable, reducing the risk of sticking during use.
• Simplifies financial calculations and increases efficiency with multiple function keys.

Versatile Functions:

• Offers a wide range of functions, including general total, backspace key, memory load/clear, and memory functions, making it suitable for various calculations.

About Comix:

• Comix is a professional manufacturer with over 30 years of experience, specializing in designing and producing office and school supplies.
• Committed to innovative design, ergonomic features, and durable materials.

Key Functions

1. Digits (0-9) : Basic number keys for numerical input.
2. + : Addition.
3. − : Subtraction.
4. × : Multiplication.
5. ÷ : Division.
6. % : Percentage.
7. CE : Clear Entry. Clears the most recent input.
8. C : Clear. Clears all entries and resets the calculator.
9. AC : All Clear. Resets the calculator.
10. GT : Grand Total. Gives the cumulative total of multiple calculations.
11. MU : Mark-Up. Often used for calculating profit margins.
12. ± : Changes the sign of the number (positive/negative).
13. = : Equals. Computes the result.
14. MC : Memory Clear. Clears the stored memory value.
15. MR : Memory Recall. Recalls the number stored in memory.
16. M+ : Memory Add. Adds the displayed number to the memory storage.
17. M− : Memory Subtract. Subtracts the displayed number from the memory storage.
18. → : Backspace. Deletes the last entered digit.
19. 00 : Double zero. Quickly input two zeroes.
20. . : Decimal point.
21. 5/4 : Rounding function. Adjusts the value based on standard rounding rules.

The small indicators on the LCD screen:

• E : Error. Indicates an error in calculation.
• M : Memory. Shows that a number is stored in memory.
• G : Possibly related to the grand total function.
• → : Indicates that the backspace function was used.

The solar panel at the top is for powering the calculator using ambient light.

Product Usage Instructions

Using the Comix C-2135 Desktop Solar Battery Calculator is straightforward, and it’s designed to be user-friendly. Here are the usage instructions to help you make the most of this calculator:

• The Comix C-2135 Calculator operates with dual power sources: solar and battery. It requires one AAA battery (not included) for operation. Ensure that the battery is inserted correctly.

Basic Arithmetic Functions

1. Addition (+): To perform addition, enter the first number, press the “+” button, enter the second number, and then press the “=” or “equals” button to display the result.
2. Subtraction (-): For subtraction, enter the first number, press the “-” button, enter the second number, and then press the “=” button to see the result.
3. Multiplication (x): To multiply, enter the first number, press the “x” button, enter the second number, and then press the “=” button to calculate the product.
4. Division (/): For division, enter the dividend (the number you’re dividing), press the “/” button, enter the divisor (the number you’re dividing by), and press the “=” button to calculate the quotient.

Additional Functions

1. Backspace (⇐): If you make an entry error, use the backspace button to delete the last digit entered.
2. Memory Functions: The calculator typically includes memory functions, such as “M+” (memory plus) to add a number to memory and “M-” (memory minus) to subtract a number from memory. Use the memory recall/clear (“MRC”) button to recall or clear the stored value.
3. Clear Entry (CE): Press the “CE” button to clear the current entry and start a new calculation.
4. General Total (GT): The “GT” button is used to keep a running total of your calculations. It adds the displayed value to the stored total.

Percentage Calculations (%): To calculate percentages, enter the number, press the “%” button, and the calculator will display the result.

Memory Load and Clear: These functions are used to store or clear values in memory for future use.

Auto Power-Off: The calculator may include an auto power-off feature, which helps conserve battery power by turning off the calculator after a period of inactivity.

Safety Precautions

• Use only the specified type of battery (AAA) and follow the manufacturer’s guidelines for battery replacement. When the battery becomes weak and the display becomes dim, replace it with a new one.
• Avoid exposing the calculator to extreme temperatures, high humidity, or direct sunlight for extended periods. Store it in a cool, dry place when not in use.
• Keep the calculator clean by using a soft, lint-free cloth to wipe the display and the buttons. Avoid using abrasive materials or cleaning agents that could damage the device.
• Protect the calculator from moisture and liquids. Do not spill liquids on the calculator, as this can damage the internal components.
• Handle the calculator with care and avoid dropping it or subjecting it to rough handling, as this can cause damage to the internal components or the display.
• Keep the calculator out of the reach of small children and pets. Small parts or batteries could be a choking hazard.
• Do not use cleaning agents, solvents, or harsh chemicals on the calculator, as they may damage the plastic casing or the buttons.
• When it’s time to dispose of the AAA battery, follow local regulations and recycling guidelines. Do not dispose of batteries in the trash.
• Do not attempt to disassemble or repair the calculator yourself. If it requires maintenance or repair, contact a qualified technician or the manufacturer’s customer support.
• Keep the calculator away from strong magnetic fields, as they can interfere with the calculator’s operation.

Frequently Asked Questions

How do I switch between the solar and battery power sources?

The Comix C-2135 Calculator automatically uses solar power when there is sufficient light. If light conditions are insufficient, or if you want to use battery power, ensure that a functional AAA battery is inserted.

What type of battery does the calculator use?

The calculator uses a single AAA battery for backup power. It's important to use a high-quality AAA battery for reliable performance.

Can I perform percentage calculations with this calculator?

Yes, the calculator allows you to perform percentage calculations. To calculate percentages, enter the number, press the '%' button, and the calculator will display the result.

How do I clear the memory or stored values on the calculator?

To clear the memory or stored values, you can use the 'MRC' (Memory Recall/Clear) button or the memory load/clear functions, as specified in the user manual.

Is this calculator suitable for complex financial calculations?

The Comix C-2135 is designed for standard arithmetic and basic financial calculations. It may not have specialized functions for complex financial analysis.

What is the warranty period for this calculator?

The warranty period is six months.

Can I use this calculator for scientific calculations?

No, this calculator is not designed for scientific calculations. It is best suited for general arithmetic and basic financial functions.

Does the calculator have an auto power-off feature?

Some calculators have an auto power-off feature, which conserves battery power by automatically turning off the calculator after a period of inactivity. Check the user manual for details on whether this feature is included.

What should I do if the calculator display becomes dim or unresponsive?

If the display becomes dim or unresponsive, it may be time to replace the AAA battery with a new one. Always ensure you have a fresh battery for reliable performance.

Can I use the Comix C-2135 Calculator for educational purposes?

Yes, this calculator is suitable for educational use in schools, colleges, and other educational settings. Its basic arithmetic functions make it a practical tool for students and teachers.

Is the Comix C-2135 Calculator suitable for both basic and advanced users?

The calculator is designed to be user-friendly and is suitable for both basic arithmetic calculations and everyday use, making it a versatile tool for various users.

How do I change the AAA battery in the calculator?

To change the AAA battery, follow the manufacturer's guidelines provided in the user manual. Typically, you would need to open the battery compartment on the back of the calculator and replace the old battery with a new one.

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