This document introduces a series of calculator products from Casio, including models such as fx-82MS, fx-83MS, fx-85MS, fx-270MS, fx-300MS, and fx-350MS. The document provides detailed instructions on how to remove and install the calculator's protective case, as well as information on the features and usage of the calculator.
This manual explains how to set up, operate, and maintain Casio's fx‑82MS, fx‑83MS, fx‑85MS, fx‑270MS, fx‑300MS and fx‑350MS scientific calculators. It covers protective‑case handling, mode selection, function usage, battery replacement, and troubleshooting.
Key sections describe the calculator’s various calculation modes (COMP, SD, REG), display formats (Fix, Sci, Norm), statistical and regression functions, as well as safety precautions, battery specifications, dimensions, and error messages. This manual is written in Chinese.
| Battery (fx-83MS / fx-270MS / fx-350MS) | G13 (LR44) button cell |
|---|---|
| Dimensions (fx-82MS) | 18.6 mm (H) × 85 mm (W) × 156 mm (L) |
| Dimensions (other models) | 12.2 mm (H) × 85 mm (W) × 155 mm (L) |
| Weight (fx-82MS) | 125 g (with battery) |
| Weight (other models) | 100 g (with battery) |
| Power consumption | 0.0002 W |
| Operating temperature | 0 °C to 40 °C |
| Answer memory capacity | 12‑digit mantissa + 2‑digit exponent |
If the calculator is idle for about six minutes, it will automatically turn off to save battery.