Sharp EL-W531TG-WH Scientific School Calculator

Introduction

This manual provides detailed instructions for the proper use and maintenance of your Sharp EL-W531TG-WH Scientific School Calculator. This calculator features a 4-line WriteView display, D.A.L. input method, and 414 pre-programmed functions, making it suitable for various mathematical and scientific calculations required in secondary education.

Image: The Sharp EL-W531TG-WH Scientific Calculator, showcasing its keypad and 4-line WriteView көрсөтүү.

Жайгашуу

Power Source

The Sharp EL-W531TG-WH calculator operates using both solar power and a backup battery (1 LR44 battery included). The solar panel provides power in well-lit environments, while the battery ensures operation in low-light conditions.

Батареяны орнотуу/алмаштыруу

1. Калькулятор өчүрүлгөнүн текшериңиз.
2. Калькулятордун артындагы батарея бөлүкчөсүнүн капкагын табыңыз.
3. Using a small screwdriver, carefully remove the screw securing the battery cover.
4. Remove the cover and replace the old LR44 battery with a new one, ensuring correct polarity (+/-).
5. Батареянын капкагын ордуна коюп, аны бурама менен бекитиңиз.

Сүрөт: Side profile of the Sharp EL-W531TG-WH calculator, illustrating its compact design.

Иштөө нускамалары

Күйгүзүү/өчүрүү

• Күйгүзүү үчүн: баскычын басыңыз ON/C ачкыч.
• Өчүрүү үчүн: баскычын басыңыз 2-чи Франс анда ӨЧҮРҮҮ (usually located above the ON/C key).

Display Modes (WriteView / Line)

The calculator features a WriteView display that shows fractions, roots, and formulas as they appear in textbooks. You can switch to a traditional line mode if preferred.

• To toggle between WriteView and Line mode: Press РЕЖИМ and select the desired display option. Refer to the on-screen menu for specific selections.

Негизги арифметикалык амалдар

Enter numbers and operations in sequence. The D.A.L. (Direct Algebraic Logic) input method allows you to input equations exactly as they are written.

• Кошумча: +
• Кемитүү: -
• Көбөйтүү: x
• Бөлүм: ÷
• барабар: =

Илимий функциялар

The calculator includes 414 pre-programmed functions covering statistics, n-base calculations, logical operators, trigonometry, logarithms, and more. Access these functions using the dedicated keys or by pressing 2-чи Франс followed by the key with the desired secondary function.

• Тригонометриялык функциялар: күнөө, cos, тан and their inverse functions (accessed via 2-чи Франс).
• Логарифмдик функциялар: журнал, ln.
• Power and Root Functions: x², √, xʸ.
• Статистика: Enter STAT mode via РЕЖИМ to perform statistical calculations.
• N-Base Calculations: Perform calculations in binary, octal, decimal, and hexadecimal bases.

Эс тутум функциялары

The calculator features 4 shortcut memory buttons (D1, D2, D3, D4) for quick access to frequently used functions or constants. Additionally, standard memory functions (M+, M-, RCL, STO) are available.

• Дүкөн (СТО): Stores a value into a memory variable.
• RCL (кайра чакыртып алуу): Recalls a value from a memory variable.
• M+ / M-: Adds to or subtracts from the independent memory.

Сүрөт: деталдуу view of the calculator's keypad, showing various function keys and their secondary operations.

Техникалык тейлөө

Тазалоо

Калькуляторду тазалоо үчүн аны жумшак, кургак чүпүрөк менен акырын сүртүңүз. Абразивдүү тазалоочу каражаттарды, эриткичтерди же нымдуу чүпүрөктөрдү колдонбоңуз, анткени алар компьютерге зыян келтириши мүмкүн.asing же ички компоненттер.

Сактагыч

When not in use for extended periods, store the calculator in a cool, dry place away from direct sunlight and extreme temperatures. Keep it in its protective cover to prevent scratches and damage.

Батареяга кам көрүү

If the calculator will not be used for a very long time, it is advisable to remove the LR44 battery to prevent potential leakage and damage to the device.

Проблемаларды чечүү

Маселелерди көрсөтүү

• Бош дисплей: Check battery level. Replace the LR44 battery if necessary. Ensure sufficient light for solar operation.
• Алсыз дисплей: This may indicate a low battery. Replace the LR44 battery.

Туура эмес эсептөөлөр

• Туура эмес жыйынтыктар: Verify the input method (D.A.L.) and ensure all values are entered correctly. Check if the calculator is in the correct mode (e.g., DEG/RAD for trigonometric functions, STAT mode for statistics).
• Ката билдирүүсү: Refer to the calculator's on-screen error codes (if any) for specific issues. Common errors include division by zero or invalid function arguments.

Калькуляторду баштапкы абалга келтирүү

If the calculator behaves erratically or freezes, a reset may resolve the issue. Locate the small reset button (often on the back or side, requiring a thin object like a paperclip to press) or perform a soft reset via the ЖАЙГАШУУ menu. Note that resetting may clear all memory and settings.

Техникалык шарттар

Кепилдик жана колдоо

For warranty information and technical support, please refer to the documentation included with your purchase or visit the official Sharp website. A PC simulator for this model may be available for download from the manufacturer's support page.