This document is the user's guide for Casio E fx-500ES calculator, including input/output formats, key functions, and operation instructions.
The document serves as a comprehensive manual for the Casio FX-500ES scientific calculator. It details key functions, display indicators, calculation modes, and memory usage. The guide includes specific instructions on battery replacement, safety precautions regarding heat and water, and how to adjust display contrast.
Technical specifications are provided at the end of the document, listing power requirements (one AAA-size UM-4 battery), operating temperature range (0°C to 40°C), dimensions, and weight. The manual also covers handling precautions such as avoiding extreme temperatures and humidity.
| Screen Resolution | 31-dot x 96-dot LCD screen |
|---|---|
| Battery Type | AAA-size battery: UM-4 x 1 |
| Battery Life | Approximately 17,000 hours |
| Power Consumption | 0.0002 W |
| Operating Temperature | 0°C to 40°C |
| Dimensions (mm) | 13.7 x 80 x 161 mm |
| Weight | Approximately 110 g |
Press the power button to turn it on, and press the OFF key to turn it off.
You should replace the battery at least once every two years.
A dead battery can leak, causing damage to and malfunction of the calculator.