Танилцуулга
The MAUL Eco 850 is an environmentally friendly desktop calculator designed for office, desk, and school use. This solar-powered device features a 12-digit LCD display and is constructed from 80% recycled plastic, earning it the "Blue Angel" eco-label. This manual provides instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your calculator.
Image: The MAUL Eco 850 Desktop Calculator, demonstrating its compact size and clear display.
Тохиргоо
The MAUL Eco 850 calculator is solar-powered and does not require batteries. It is ready for use when exposed to sufficient light.
- Савлах: Carefully remove the calculator from its environmentally friendly, plastic-free packaging.
- Асаах: Place the calculator in an area with adequate ambient light (at least 50 lux). The display should activate automatically. If the display does not turn on, ensure it is exposed to brighter light.
Image: The MAUL Eco 850 calculator ready for use on a desk.
Ашиглалтын заавар
The MAUL Eco 850 features a 12-digit LCD display and a range of functions for various calculations.
Үндсэн функцууд
- Addition (+), Subtraction (-), Multiplication (×), Division (÷): Enter the first number, press the desired operation key, enter the second number, then press the equals (=) key for the result.
- Персенtage (%): Хувь хэмжээг тооцоолохын тулдtage, enter the base number, press the multiplication (×) key, enter the percentage value, then press the % key. For example, to calculate 10% of 200, enter 200 × 10 %.
- Квадрат язгуур (√): Enter the number, then press the √ key to calculate its square root.
- Sign Change (+/-): Press this key to change the sign of the displayed number from positive to negative or vice versa.
- Double Zero (00): Quickly enter two zeros.
Санах ойн функцууд
- M+ (Memory Plus): Харуулсан утгыг санах ойд нэмнэ.
- M- (санах ой хасах): Харуулсан утгыг санах ойгоос хасна.
- MR (санах ойг эргэн санах): Санах ойд хадгалагдсан утгыг дэлгэц рүү буцаана.
- MC (санах ой цэвэрлэх): Clears the memory.
Clear Functions
- АСААЛТТАЙ/AC (Бүх цэвэрлэгээ): Clears all entries and memory, resetting the calculator.
- C (Цэвэр оруулга): Clears the last entered number or the current calculation without affecting memory or previous operations.
Зураг: Нарийвчилсан view of the calculator's display and key layout.
Засвар үйлчилгээ
To ensure the longevity and proper functioning of your MAUL Eco 850 calculator, follow these maintenance guidelines:
- Цэвэрлэгээ: Use a soft, dry cloth to clean the calculator's surface and display. Avoid using liquid cleaners, abrasive materials, or solvents, as these can damage the plastic and electronic components.
- Эрчим хүчний эх үүсвэр: As the calculator is solar-powered, ensure it is regularly exposed to light to maintain its charge. Avoid storing it in dark places for extended periods.
- Хадгалах: Store the calculator in a cool, dry place away from direct sunlight, extreme temperatures, and high humidity.
- Харьцуулах: The calculator features sturdy plastic buttons. Avoid dropping the device or subjecting it to strong impacts.
Зураг: хажуу тал view highlighting the calculator's ergonomic design.
Алдааг олж засварлах
If you encounter issues with your MAUL Eco 850 calculator, refer to the following common problems and solutions:
| Асуудал | Боломжит шалтгаан | Шийдэл |
|---|---|---|
| Дэлгэц хоосон эсвэл бүдэг байна. | Insufficient light for solar cells. | Move the calculator to a brighter area. Ensure the solar panel is not obstructed. |
| Буруу тооцооллын үр дүн. | Input error or previous calculation residue. | дарна уу Асаалттай/AC to clear all entries and memory, then re-enter the calculation. Double-check your input. |
| Түлхүүрүүд хариу өгөхгүй байна. | Temporary software glitch or low power. | Ensure adequate light. If the problem persists, try pressing Асаалттай/AC. |
Үзүүлэлтүүд
- Брэнд: МАУЛ
- Загвар: Eco 850 (Model Number: 7268890)
- Дэлгэц: 12-digit LCD, 1-line display
- Эрчим хүчний эх үүсвэр: Solar Powered (operates from 50 lux)
- Материал: Housing made from 80% recycled plastic
- Чиг үүрэг: Basic arithmetic (+, -, ×, ÷), Percentage (%), Square Root (√), Memory (M+, M-, MR, MC), Sign Change (+/-), Double Zero (00), Clear Entry (C), All Clear (ON/AC).
- Хэмжээ: 17.5 x 12.6 x 0.1 см (ойролцоогоор 6.9 x 5.0 x 0.04 инч)
- Жин: 211 гр (ойролцоогоор 7.4 унц)
- Байгаль орчны гэрчилгээ: Blue Angel / UZ116
Image: The calculator proudly displaying the Blue Angel eco-label.
Баталгаат болон дэмжлэг
The MAUL Eco 850 Desktop Calculator comes with a 5 жилийн баталгаат хугацаа, reflecting MAUL's commitment to precision and reliability. For support or warranty claims, please refer to the contact information provided with your purchase or visit the official MAUL website. MAUL, a German family business with over 110 years of experience, ensures high-quality products and customer service.