MAUL Commercial Calculator MXL16 Instruction Manual

1. Introdução

The MAUL Commercial Calculator MXL16 is designed for commercial use, offering a stable and resilient build with an extra-large case (20.5 x 15.5 cm) for comfortable operation. It features a large, angled 16-digit display for improved readability and large, distinctively colored buttons for quick and accurate input. This calculator combines precision and reliability for both desk and mobile use.

Os principais recursos incluem:

• 16-digit LCD display with 1 line.
• Angled display for optimal viewindo.
• Solar and battery powered (LR44 battery included).
• Automatic shut-off to conserve energy.
• Comprehensive functions including tax calculation, 3-button memory, root calculation, and percentage.
• Durable plastic buttons for easy cleaning.

2. Configuração

2.1 Fonte de energia

The MAUL MXL16 calculator operates using both solar power and a single LR44 battery. The solar panel provides power in well-lit environments, while the battery ensures operation when light is insufficient. An LR44 battery is included with the calculator.

Figura 2.1: Fundo view of the calculator, indicating the battery compartment.

2.2 Uso inicial

Upon first use, ensure the calculator is exposed to adequate light for solar power or that the included LR44 battery is correctly installed. The calculator features an automatic shut-off function to conserve power when not in use.

Figura 2.2: Lado view showing the angled display for better reading.

3. Instruções de operação

The MAUL MXL16 calculator provides a range of functions for commercial calculations. The buttons are color-coded for easier identification and faster operation.

Figura 3.1: Display and key layout of the MAUL MXL16.

3.1 Operações básicas

• LIGADO/CA: Turns the calculator on or clears all entries and memory.
• CE/C: Clears the last entered number or the current calculation without affecting memory. Pressing twice may clear all.
• Teclas numéricas (0-9): Input numerical values.
• Decimal Point (.): Insere um ponto decimal.
• Arithmetic Operators (+, -, ×, ÷): Realizar operações de adição, subtração, multiplicação e divisão.
• Igual (=): Displays the result of a calculation.

3.2 Funções especiais

• Cálculo de impostos (IMPOSTO+, IMPOSTO-): Allows for easy calculation of prices with or without tax. Use the SET button to configure the tax rate.
• Memory Functions (MR, M-, M+):
  • M+: Adiciona o valor exibido à memória.
  • M-: Subtrai o valor exibido da memória.
  • SENHOR: Recupera o valor armazenado na memória.
  • Mestre de cerimônias: Clears the memory (often by pressing MR twice or a dedicated MC button).
• Root Calculation (√): Calcula a raiz quadrada do número exibido.
• Percentualtage (%): Performs percentage cálculos.
• Mudança de sinal (+/-): Changes the sign of the displayed number (positive to negative, or vice versa).
• Double Zero (00) / Triple Zero (000): For quick entry of multiple zeros.
• Comma Selector Switch: Adjusts the decimal point display.
• Automatic Rounding: Allows selection of how numbers are rounded (e.g., up, down, or standard).

Figura 3.2: User interacting with the calculator keys.

4. Manutenção

The MAUL MXL16 calculator is designed for durability with sturdy plastic buttons that are easy to clean.

• Limpeza: Use a soft, dry cloth to wipe the calculator's surface and keys. For stubborn dirt, a slightly damp Pode-se usar um pano com sabão neutro, garantindo que nenhum líquido entre no aparelho.
• Armazenar: Guarde a calculadora em local fresco e seco, longe da luz solar direta e de temperaturas extremas.
• Substituição da bateria: If the display becomes dim or the calculator functions intermittently in low light, the LR44 battery may need replacement. Refer to the battery compartment on the underside of the calculator for access.

5. Solução De Problemas

• A calculadora não liga:
  • Ensure the calculator is exposed to sufficient light for solar power.
  • Check if the LR44 battery is correctly installed and has sufficient charge. Replace if necessary.
• Cálculos incorretos:
  • Press the ON/AC button to clear all previous entries and memory, then re-enter the calculation.
  • Verify the correct input of numbers and operations.
• A tela está escura ou piscando:
  • Ensure adequate lighting for the solar panel.
  • Substitua a bateria LR44.

6. Especificações

7. Garantia

The MAUL Commercial Calculator MXL16 comes with a Garantia de 5 anoGuarde o comprovante de compra para eventuais solicitações de garantia. A garantia cobre defeitos de fabricação em condições normais de uso.

8. Suporte

For further assistance, technical support, or warranty inquiries, please contact your retailer or the MAUL customer service department. Refer to the product packaging or the MAUL official website para informações de contato.