導入
The Casio MS-100EM is a versatile 10-digit desktop calculator designed for various calculations, from basic arithmetic to complex business functions. It features currency conversion, professional percentage calculation, and cost/sell/margin analysis. This manual provides detailed instructions for setting up, operating, and maintaining your calculator to ensure optimal performance.

画像: 正面 view of the Casio MS-100EM desktop calculator, displaying its 10-digit screen and key arrangement. The calculator has a blue aluminum front and dark blue keys.
1. セットアップ
1.1 電源
The Casio MS-100EM calculator operates using both solar power and a battery. The solar panel provides power in well-lit environments, while the included 12V alkaline battery ensures continuous operation in low light or when solar power is insufficient. The calculator is designed to automatically switch between power sources as needed.
1.2 Initial Use and Automatic Shut-off
Upon first use, ensure adequate lighting for the solar panel or that the battery is correctly installed. The calculator will automatically power off after approximately 6 minutes of inactivity to conserve battery life. Press any key to reactivate the device.
1.3 Memory Protection Battery
The calculator includes a memory protection battery. This feature ensures that stored data, such as currency rates or tax rates, are retained even when the main power source is depleted or during battery replacement.
2. 操作手順
2.1 基本的な計算
Perform standard arithmetic operations (addition, subtraction, multiplication, division) using the numeric keypad and corresponding function keys. The 10-digit LCD display shows your entries and results. The calculator features an input buffer to prevent missed entries during rapid key presses.
2.2 Currency Conversion
- Setting the Exchange Rate: Enter the desired exchange rate (e.g., 1.25 for 1 unit of local currency = 1.25 units of foreign currency). Press the セット % キー、次に レート key. The rate is now stored.
- Converting Currency: Enter the amount in the original currency. Press the 地元 key to convert to the stored foreign currency, or the ユーロ key (if applicable) to convert to Euro based on a pre-set rate.
2.3 Professional Percentage 計算
パーセントを計算するにはtages, enter the base value, then the multiplication or division operator, followed by the percentage value, and finally the % 鍵。 元の場合ample, to calculate 15% of 200: 200 x 15 %. The calculator can also determine percentage increases and decreases, displaying the calculated value separately.
2.4 Cost, Sell, Margin (CSM) Calculation
The profit calculation function allows you to determine costs, selling prices, and profit margins. Use the 料金, 売る、 そして 3月 (Margin) keys. Enter two of the three values, then press the key for the unknown value to calculate it.
2.5 Mark Up with Percentageキー
This function quickly determines margins and markups in commercial applications. Enter the cost, then press +, then the desired markup percentage、そして最後に % key to see the selling price.
2.6 メモリ機能
The calculator features a 3-key memory system (M+, M-, MRCC について) to store and recall values for later use. M+ adds the displayed value to memory, M- subtracts it, and MRCC について recalls the memory content (press twice to clear memory).
2.7 Correction and Sign Change
- Quick Correction Button (C): Deletes the current entry in numerals without clearing the entire calculation.
- クリア(AC): すべての入力と計算をクリアします。
- 記号変更(+/-): Changes the sign of the displayed number (e.g., from 100 to -100 or vice versa).
2.8 表示機能
- Calculation Command Display: The arithmetic operator currently in use (e.g., +, -, x, ÷) is displayed as a symbol on the screen.
- Thousands Division: For improved readability, a comma or space visually separates thousands after every three digits.
3. メンテナンス
3.1 クリーニング
電卓を清掃するには、柔らかく乾いた布で表面を優しく拭いてください。頑固な汚れには、軽く湿らせた布で拭いてください。amp cloth with mild soap can be used, ensuring no liquid enters the device. Avoid using abrasive cleaners, solvents, or harsh chemicals, as these can damage the display or casing.
3.2 電池の交換
When the display becomes dim or unresponsive in low light conditions, it may be time to replace the battery. The calculator uses one 12V alkaline battery. Refer to the battery compartment on the back of the device for specific instructions on how to open and replace the battery. Ensure proper polarity. The memory protection battery helps retain stored data during this process.
3.3 ストレージ
Store the calculator in a cool, dry place away from direct sunlight, extreme temperatures, and high humidity. Prolonged exposure to these conditions can affect performance and battery life.
4。 トラブルシューティング
| 問題 | 考えられる原因 | 解決 |
|---|---|---|
| ディスプレイが空白または暗い。 | 太陽光発電には光量が不十分、バッテリー残量が少ない。 | Move to a brighter area or replace the battery. |
| 電卓が突然オフになります。 | 非アクティブのため自動シャットオフが作動しました。 | This is normal operation. Press any key to turn it back on. |
| 計算結果が正しくありません。 | キー入力が間違っています。メモリはクリアされません。 | Double-check your entries. Press AC to clear all calculations and memory before starting a new one. |
| Currency conversion not working. | Exchange rate not set or incorrectly set. | Re-enter and save the correct exchange rate as per section 2.2. |
5. 仕様
| 特徴 | 詳細 |
|---|---|
| ブランド | カシオ |
| モデル | MS-100EM |
| 画面 | 10-digit LCD, 7.9 cm standing screen display size, with calculation command display and thousands division |
| 電源 | Solar / Battery Operated (1 x 12V Alkaline battery included) |
| 自動シャットオフ | はい(6分間操作がない場合) |
| メモリ | 3-key memory, Memory protection battery |
| 特集 | Currency conversion (1 rate), Professional percentage calculation, Cost/Sell/Margin, Mark Up, Quick correction button, Sign change, Input buffer |
| 材料 | Plastic with Aluminium front |
| 寸法(長さ×幅×高さ) | 14.9 x 10.1 x 2.8 cm |
| 重さ | 120グラム |
| 色 | 青 |
| 原産国/地域 | ドイツ |

Image: Dimensions of the Casio MS-100EM calculator, illustrating its physical size for reference.
6. 保証とサポート
保証情報およびカスタマーサポートについては、ご購入時に同梱されているマニュアルを参照するか、カシオの公式ウェブサイトをご覧ください。 website. Casio provides support for its products to ensure customer satisfaction.
詳しい情報と連絡先は、 Amazonのカシオストア.





