OSALO FQ-450

OSALO FQ-450 Desktop Calculator User Manual

Model: FQ-450 | Brand: OSALO

1. Киришүү

Thank you for choosing the OSALO FQ-450 Desktop Calculator. This manual provides detailed instructions for the proper setup, operation, and maintenance of your calculator. Please read this manual thoroughly before use to ensure optimal performance and longevity of the device. Keep this manual for future reference.

2. Продукт бүтүп калдыview

2.1 Негизги өзгөчөлүктөрү

  • Extra-Large 12-Digit LCD Display: Provides clear visibility of numbers and operation symbols.
  • Large, Ergonomic Buttons: Concave, round buttons designed for comfortable and accurate input, reducing typing errors.
  • Кош кубат булагы: Operates on both solar energy and a pre-installed L1154F battery, ensuring continuous functionality.
  • Туруктуу курулуш: Made from high-quality metal and plastic materials for extended use.
  • Слипке каршы дизайн: Equipped with anti-slip mats for stability during use.
  • 30-Degree Angled Display: оптималдаштырылган viewing angle for improved readability and comfort.

2.2 Компонентти идентификациялоо

Familiarize yourself with the various parts of your OSALO FQ-450 calculator:

OSALO FQ-450 Calculator with numbered components
1-сүрөт: OSALO FQ-450 Calculator Component Diagram. This image displays the calculator from a top-down perspective, highlighting its key components with numbered labels. These include the extra-large display, solar panel, and various function buttons.
  1. Өтө чоң дисплей: Shows up to 12 digits and operation symbols.
  2. GT (жалпы жалпы): Displays the grand total of all calculations.
  3. Back Space (◀): Deletes the last entered digit.
  4. AC (баары ачык): Clears all entries and calculations.
  5. 00 (Кош нөл): Enters two zeros simultaneously.
  6. Күн панели: Жакшы жарыктандырылган шарттарда электр энергиясын берет.
  7. √ (Чарчы тамыр): Calculates the square root of a number.
  8. MR/MC (Memory Recall/Clear): Recalls the value stored in memory or clears the memory.
  9. M+/M- (Memory Plus/Minus): Adds to or subtracts from the memory.
  10. C/CE (Clear Entry): Clears the last entry without affecting previous calculations or memory.
  11. % (Процентtagд): Пайыздык көрсөткүчтү аткаратtage эсептөөлөр.
  12. MU (Өзгөртүү): Used for mark-up calculations.

3. Орнотуу

3.1 Кубат булагы

The OSALO FQ-450 calculator features a dual power system: solar and battery. It automatically switches between power sources depending on the light conditions.

  • Күн энергиясы: The calculator will operate using solar power when sufficient light is available. Ensure the solar panel (6) is exposed to light.
  • Батарея кубаттуулугу: An L1154F battery is pre-installed. The calculator will use battery power in low-light conditions or when solar power is insufficient. The battery typically lasts for approximately 2 years with one hour of continuous use per day.
OSALO FQ-450 Calculator showing solar panel and battery compartment
2-сүрөт: Dual Power System and Anti-Slip Mat. This image shows the underside of the calculator, highlighting the battery compartment and the anti-slip rubber feet. The solar panel is visible on the top side.

3.2 Алгачкы колдонуу

No specific setup is required for initial use. Simply ensure the calculator is in a well-lit area or has a functional battery. The calculator will power on automatically when a button is pressed.

4. Иштөө нускамалары

4.1 Негизги эсептөөлөр

Негизги арифметикалык амалдарды аткаруу үчүн:

  1. Биринчи санды киргизиңиз.
  2. Керектүү операция баскычын басыңыз (+, -, ×, же ÷). The operation symbol will appear on the display.
  3. Экинчи санды киргизиңиз.
  4. басыңыз = key to display the result.

4.2 Киргизүүлөрдү тазалоо жана баарын тазалоо

  • Басыңыз C/CE to clear the last entered number or operation. This allows correction without restarting the entire calculation.
  • Басыңыз AC to clear all entries, operations, and memory contents, resetting the calculator to its initial state.

4.3 Эстутум функциялары

Калькулятор баалуулуктарды сактоо жана кайра чакырып алуу үчүн эс тутум функцияларын камтыйт:

  • M+: Көрсөтүлгөн маанини эс тутумга кошот.
  • М-: Көрсөтүлгөн маанини эстутумдан чыгарат.
  • MR: Recalls the value currently stored in memory to the display.
  • MC: Clears the memory content. (Often combined with MR, pressing MR twice or a dedicated MC button).

4.4 Атайын функциялар

  • GT (жалпы жалпы): After a series of calculations, pressing GT will display the sum of all results.
  • % (Процентtagд): пайыз үчүнtagэлектрондук эсептөөлөр. Мисалыample: To calculate 10% of 200, enter 200 × 10 %, the result will be 20.
  • √ (Чарчы тамыр): Enter a number, then press √ to find its square root.
  • MU (Өзгөртүү): Used for calculating selling prices based on cost and desired profit margin.
Close-up of OSALO FQ-450 calculator buttons showing concave design
3-сүрөт: Concave Design Round Buttons. This close-up image shows the ergonomic, concave design of the calculator's buttons, which are shaped to fit fingertips for comfortable and accurate pressing.
Diagram illustrating the 30-degree ergonomic design of the OSALO FQ-450 calculator
4-сүрөт: 30-Degree Ergonomic Design. This diagram illustrates the calculator's 30-degree tilted display, designed for optimal viewing comfort and reduced eye strain during prolonged use.

5. Техникалык тейлөө

5.1 Тазалоо

Калькулятордун көрүнүшүн жана иштешин сактоо үчүн:

  • Wipe the calculator with a soft, dry cloth.
  • өжөр кир үчүн, бир аз гampкездемени суу жана жумшак самын менен сүртүп, андан кийин дароо кургатыңыз.
  • Do not use abrasive cleaners, solvents, or harsh chemicals, as these can damage the surface and internal components.

5.2 Батареяны алмаштыруу

When the display becomes dim or unresponsive in low light, it may be time to replace the L1154F battery.

  1. Калькуляторду которуңуз.
  2. Батарея уясынын капкагын табыңыз.
  3. Carefully remove the cover (a small screwdriver may be needed).
  4. Remove the old battery and insert a new L1154F battery, ensuring correct polarity (+/-).
  5. Батарея бөлүкчөсүнүн капкагын бекем орнотуңуз.

5.3 Сактоо

Калькуляторду күндүн тике тийген нурунан жана экстремалдык температурадан алыс, салкын, кургак жерде сактаңыз. Калкулятордун үстүнө оор нерселерди коюудан алыс болуңуз.

6. Кыйынчылыктарды

КөйгөйМүмкүн себепЧечим
Дисплей бош же күңүрт.Күн энергиясы үчүн жарык жетишсиз же батареянын кубаты аз.Move to a brighter area or replace the L1154F battery.
Туура эмес эсептөө натыйжалары.Туура эмес ачкыч киргизилди же эс тутум бош эмес.Басыңыз AC to clear all and restart calculation. Double-check input. Clear memory with MC зарыл болсо.
Ачкычтар жооп бербейт.Calculator may be frozen or battery is completely drained.Басып көрүңүз AC. If unresponsive, replace the battery.

7. Техникалык шарттар

ӨзгөчөлүкДеталь
БрендОСАЛО
Модель атыFQ-450
Сандарды көрсөтүү12 Сан
Screen Size6 дюйм
ТүсАк/Күмүш
Power SourceSolar and Battery (L1154F included)
Батареянын курамыщелочтуу
МатериалПластик, металл
Продукциянын өлчөмдөрү17L x 16.7W centimeters (approx. 6.7 x 6.6 inches)

8. Кепилдик жана колдоо

8.1 Кепилдик маалыматы

OSALO products are manufactured to high-quality standards. For specific warranty details, please refer to the packaging or contact OSALO customer support directly. Keep your purchase receipt as proof of purchase for any warranty claims.

8.2 Кардарларды колдоо

If you encounter any issues or have questions not covered in this manual, please contact OSALO customer support. Contact information can typically be found on the product packaging or the official OSALO webсайт.

© 2026 OSALO. All rights reserved.

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