Введение
This manual provides comprehensive instructions for the operation and maintenance of your Sharp EL-122N-BK 12-digit electronic calculator. Please read this manual thoroughly before using the calculator to ensure proper function and longevity.
The Sharp EL-122N-BK is a basic electronic calculator designed for everyday calculations. Its features include:
- 12-digit display for clear readability.
- Easy-to-use key layout for efficient data entry.
- Multiple functions for various calculation needs.
- Прочная конструкция для надежной работы.
Продукт болееview
Рисунок 1: Наклонный view of the Sharp EL-122N-BK calculator, showing the display and key layout.
Рисунок 2: Сверху вниз view of the Sharp EL-122N-BK calculator, highlighting the solar panel and key arrangement.
Рисунок 3: Сторона view of the Sharp EL-122N-BK calculator, illustrating its compact dimensions (16 cm or 6.3 inches in length).
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Источник питания
The Sharp EL-122N-BK calculator is powered by both solar energy and a battery. This dual power system ensures reliable operation in various lighting conditions.
- Солнечная энергия: The calculator primarily uses solar power when sufficient light is available. Ensure the solar panel, located above the display, is exposed to light for optimal performance.
- Мощность аккумулятора: In low-light conditions, the calculator automatically switches to battery power. The battery is pre-installed and generally does not require user intervention for initial setup.
Первоначальное использование
- Place the calculator in a well-lit area.
- Нажмите ВКЛ/К button (or any numeric key) to turn on the calculator. The display should show "0".
- If the display does not appear, ensure adequate lighting for the solar panel or consider potential battery issues (refer to the Troubleshooting section).
Инструкция по эксплуатации
This section details the functions of the keys and how to perform various calculations.
Основные арифметические операции
- Дополнение (+): Введите первую цифру, нажмите +Введите второе число, затем нажмите =.
- Вычитание (-): Введите первую цифру, нажмите -Введите второе число, затем нажмите =.
- Умножение (×): Введите первую цифру, нажмите ×Введите второе число, затем нажмите =.
- Деление (÷): Введите первую цифру, нажмите ÷Введите второе число, затем нажмите =.
Clear Functions
- C (Clear Entry): Clears the last entered number or the current calculation entry without affecting previous operations or memory.
- CA (Clear All): Clears all entries, operations, and memory, resetting the calculator to its initial state.
- OFF: Turns the calculator off. The calculator also has an auto-power off feature to conserve energy.
Функции памяти
- М+ (Память Плюс): Adds the displayed value to the memory.
- М- (Память Минус): Subtracts the displayed value from the memory.
- RM (воспоминание о происшествии): Displays the current value stored in memory.
- CM (Очистить память): Clears the value stored in memory.
Специальные функции
- % (процентовtagд): Used for percentagе расчеты. Для бывшегоample, to calculate 10% of 200: enter 200, press ×, enter 10, press %.
- √ (квадратный корень): Calculates the square root of the displayed number. Enter a number, then press √.
- GT (общая сумма): Accumulates the results of all calculations performed since the last CA or GT press. Press GT чтобы отобразить общую сумму.
- MU (Mark-Up): Used for mark-up calculations. For example, to calculate the selling price with a 20% mark-up on a cost of 100: enter 100, press MU, enter 20, press =.
Обслуживание
Уборка
Для сохранения внешнего вида и функциональности калькулятора:
- Wipe the calculator's surface with a soft, dry cloth.
- Для удаления стойких загрязнений слегкаampСмочите ткань водой с мягким мылом, затем сразу же вытрите насухо.
- Не используйте абразивные чистящие средства, растворители и не распыляйте их непосредственно на калькулятор.
Хранилище
Store the calculator in a cool, dry place away from direct sunlight and extreme temperatures when not in use for extended periods.
Поиск неисправностей
If you encounter issues with your Sharp EL-122N-BK calculator, refer to the following common problems and solutions:
| Проблема | Возможная причина | Решение |
|---|---|---|
| Дисплей пустой или тусклый. | Insufficient light for solar panel; low battery. | Move the calculator to a brighter area. If the problem persists, the battery may need replacement (consult a service professional if necessary). |
| Неверные результаты расчетов. | Incorrect key entry; calculator in an unusual state. | Нажимать CA to clear all operations and memory, then re-enter the calculation carefully. |
| Клавиши не реагируют. | Dust or debris under keys; calculator malfunction. | Gently clean around the keys. If the issue persists, the calculator may require service. |
Технические характеристики
The following are the technical specifications for the Sharp EL-122N-BK calculator:
- Модель: EL-122N-BK
- Тип дисплея: ЖК-дисплей
- Количество цифр: 12
- Источник питания: Battery Powered (Dual power: Solar and Battery)
- Размеры (упаковка): 17.7 х 10.7 х 3 см
- Вес товара: 140 г
- Тип калькулятора: Стандартная функция
Поддержка и гарантия
For further assistance or inquiries regarding your Sharp EL-122N-BK calculator, please refer to the retailer or manufacturer's official support channels.
Information regarding specific warranty terms and conditions should be provided at the point of purchase or through the official product documentation. Extended warranty options may be available from third-party providers, such as the 2-Year Extended Warranty by Salama Care mentioned in product listings.
