Введение
This manual provides comprehensive instructions for the MAUL Desktop Calculator Printing MPP 123. It covers everything from initial setup and daily operation to maintenance and troubleshooting, ensuring you can maximize the efficiency and functionality of your calculator. The MPP 123 is a top model with an extensive range of functions, featuring a 12-digit LCD display, 2-colour printing, and important commercial functions.

Image: The MAUL Desktop Calculator Printing MPP 123, showcasing its compact design and the paper roll for printed calculations.
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Распаковка
- Carefully remove the calculator and all accessories from the packaging.
- Verify that all components are present: 1 x desktop calculator, 1 x paper roll.
- Сохраните упаковку для будущего хранения или транспортировки.
Источник питания
The MAUL MPP 123 calculator can be operated using either mains power or battery power.
- Работа от сети: Connect the calculator to a suitable power outlet using the provided power adapter (if included, otherwise it implies direct mains connection). This is the energy-saving mode for continuous use.
- Работа от батареи: The calculator includes a CR2032 battery for portable use or as a backup. Ensure the battery is correctly installed in its compartment.
Установка рулона бумаги
The calculator uses a 58 mm wide paper roll for printing. Follow these steps to install a new roll:
- Open the paper roll cover, usually located at the top rear of the calculator.
- Insert the new paper roll, ensuring the paper feeds from the bottom and up towards the printing mechanism.
- Pull a small length of paper out and close the cover, making sure the paper is aligned with the feed slot.
- Use the FEED button to advance the paper and confirm correct installation.

Image: The MAUL Desktop Calculator in an office environment, demonstrating its integration into a workspace.
Инструкция по эксплуатации
The MAUL MPP 123 features a PC-like keyboard for intuitive operation and a 12-digit LCD display for clear readability.
Основные операции
- Дополнение (+): Enter the first number, press '+', enter the second number, press '='.
- Вычитание (-): Enter the first number, press '-', enter the second number, press '='.
- Multiplication (*): Enter the first number, press '*', enter the second number, press '='.
- Разделение (/): Enter the first number, press '/', enter the second number, press '='.
- Clear Entry (CE/C): Clears the last entered number or the entire calculation.
- Общий итог (GT): Calculates the sum of all results from previous calculations.
Commercial Functions
- Profit Margin Function (MU %): Используется для расчета отпускных цен на основе себестоимости и желаемой нормы прибыли.
- Automatic Tax Calculation (TAX+, TAX-): Allows calculation of prices with or without tax. The tax rate can be programmed.
- Конвертация валюты: Convert currencies with a programmable exchange rate. Refer to the specific buttons for setting and using this function.
Функции памяти
- The calculator features a 3-button memory system with 2 memory plans (M+, M-, MRC).
- М+: Добавляет отображаемое значение в память.
- М-: Вычитает отображаемое значение из памяти.
- МРЦ: Recalls the memory content. Pressing twice clears the memory.
Функции печати
- The calculator supports 2-colour printing at a speed of 2.4 lines per second.
- PRINT ON/OFF: Toggles the printing function. When ON, all calculations are printed on the paper roll.
- ПОДАЧА: Advances the paper roll.
Обслуживание
- Уборка: Use a soft, dry cloth to clean the calculator's exterior. For stubborn marks, a slightly damp Для этого можно использовать ткань, смоченную мягким моющим средством, при условии, что жидкость не попадет внутрь устройства.
- Замена батареи: When the display becomes dim or the calculator behaves erratically on battery power, it's time to replace the CR2032 battery. Refer to the battery compartment for instructions on safe replacement.
- Рулон бумаги: Always use 58mm thermal paper rolls designed for printing calculators. Replace the roll promptly when it runs out to ensure continuous printing functionality.
- Хранилище: Храните калькулятор в прохладном, сухом месте, вдали от прямых солнечных лучей и экстремальных температур, когда он не используется в течение длительного времени.
Поиск неисправностей
| Проблема | Возможная причина | Решение |
|---|---|---|
| Калькулятор не включается. | No power supply; dead battery. | Ensure mains adapter is connected or replace the CR2032 battery. |
| Дисплей тусклый или пустой. | Низкий заряд батареи. | Замените батарею CR2032. |
| Printer is not printing. | Paper roll empty or incorrectly installed; print function off. | Check and replace paper roll; ensure PRINT function is ON. |
| Incorrect calculations. | Incorrect input; memory not cleared. | Double-check entered numbers; clear memory (MRC twice) and try again. |
Технические характеристики
| Особенность | Деталь |
|---|---|
| Бренд | МАУЛ |
| Название модели | Desktop calculator printing MPP 123 |
| Номер модели | 7272584 |
| Цвет | Серый |
| Тип материала | Пластик |
| Отображать | 1-line, 12-digit LCD display |
| Скорость печати | 2.4 lines/sec |
| Printing Colour | 2-colour printing |
| Paper Roll Width | 58 мм |
| Источник питания | Mains and Battery Operated |
| Тип батареи | 1 x CR2032 (в комплекте) |
| Размеры продукта | 26.6L x 20.2W x 7.7H centimetres (for current model) |
| Производитель | Jakob Maul GmbH |
Гарантия и поддержка
MAUL products are known for their precision and reliability, backed by the experience of a German family business with over 110 years of history. We combine sustainability and new technologies with functionality and craftsmanship to ensure high-quality products.
For any technical assistance, troubleshooting beyond this manual, or warranty inquiries, please contact your local MAUL distributor or the point of purchase. Please have your model number (MPP 123) and purchase details ready when contacting support.





