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This manual provides comprehensive instructions for the proper use and maintenance of your SHARP EL531XTWH Scientific Calculator. Designed for students and professionals, this calculator offers over 273 advanced scientific and mathematical functions, utilizing Direct Algebraic Logic (D.A.L.) for intuitive operation.
Şekil 1: Ön view of the SHARP EL531XTWH Scientific Calculator, showcasinekranı ve tuş takımı.
Key features include a large 12-digit, 2-line LCD display, 273 functions, two operational modes (Normal & Stat), 8 temporary memory buttons, and 1 & 2 variable statistics capabilities. Its durable design and twin power source (solar with battery backup) ensure reliable performance.
Kurmak
1. Pil Kurulumu
The SHARP EL531XTWH calculator is twin-powered, operating on solar energy with a battery backup. A 1.5V LR44 battery is included. If the display becomes dim or unresponsive in low light, the battery may need replacement.
- Turn the calculator OFF.
- Hesap makinesinin arka tarafında bulunan pil bölmesini bulun.
- Carefully open the battery cover using a small screwdriver or coin.
- Remove the old battery (if applicable) and insert a new LR44 battery, ensuring the correct polarity (+/-).
- Pil kapağını sıkıca kapatın.
Şekil 2: Geri view of the calculator, indicating the battery compartment location.
2. İlk Açılış ve Ekran Kontrolü
Basın AÇIK/K. key to turn on the calculator. The display should show "0." or "0.00" depending on the initial settings. If the display is blank or shows unusual characters, ensure the battery is correctly installed and try pressing the SIFIRLAMA button (usually a small recessed button requiring a thin object like a paperclip).
Kullanım Talimatları
1. Basic Arithmetic Operations
Enter numbers and operations in the order they appear. The Direct Algebraic Logic (D.A.L.) system allows for natural input.
- Ek: [Number 1] [+] [Number 2] [=]
- Çıkarma: [Number 1] [-] [Number 2] [=]
- Çarpma: [Number 1] [x] [Number 2] [=]
- Bölüm: [Number 1] [÷] [Number 2] [=]
2. Function Keys Overview
The calculator features a wide array of function keys. Many keys have secondary functions, accessed by pressing the 2. F key first, indicated by text above the primary key function.
Şekil 3: Yakın çekim view of the calculator's display and function keys.
Trigonometrik Fonksiyonlar
Kullanmak günah, çünkü, bronz Sinüs, kosinüs ve tanjant için. Ters fonksiyonlar (günah-1, çünkü-1, bronz-1) aracılığıyla erişilir 2. F.
Logaritmik ve Üstel Fonksiyonlar
Keys include kayıt (ortak logaritma), ln (natural logarithm), 10x, Ve ex.
Power and Root Functions
Faydalanmak x2, x3, √ (square root), and 3√ (küp kök).
Hafıza Fonksiyonları
The calculator has 8 temporary memory buttons. Use Tanrı'ya şükür (Store) to save a value and RCL (Recall) to retrieve it.
İstatistiksel Hesaplamalar
İstatistik moduna girmek için tuşuna basın. MOD sonra seç İSTATİSTİK. The calculator supports 1 and 2 variable statistics. Refer to the on-screen prompts for data entry and calculation of statistical values like mean, standard deviation, etc.
3. Mod Seçimi
Basın MOD key to switch between Normal and Statistical modes. Ensure you are in the correct mode for your calculations.
Bakım
1. Temizlik
To clean the calculator, gently wipe the surface with a soft, dry cloth. For stubborn dirt, a slightly damp cloth can be used, but ensure no liquid enters the calculator. Do not use abrasive cleaners or solvents.
2. Depolama
When not in use, store the calculator in its protective hard case to prevent scratches and damage. Avoid exposing the calculator to extreme temperatures, humidity, or direct sunlight for prolonged periods.
Figure 4: The calculator shown with its durable gloss black protective hard case.
3. Pil Değişimi
As mentioned in the Setup section, replace the LR44 battery when the display becomes dim or the calculator malfunctions in low light conditions. Always dispose of old batteries according to local regulations.
Sorun giderme
| Sorun | Olası Neden | Çözüm |
|---|---|---|
| Ekran boş veya karanlık. | Güneş enerjisi için yeterli ışık yok veya pil seviyesi düşük. | Move to a brighter area. Replace the LR44 battery. |
| Hesap makinesi tuşlara basılmaya yanıt vermiyor. | Temporary system error or low battery. | Basın SIFIRLAMA button on the back of the calculator using a thin, pointed object. Ensure battery is good. |
| Yanlış hesaplama sonucu. | Incorrect mode selected (e.g., DEG/RAD/GRAD, Normal/Stat), or input error. | Check the current mode settings. Review your input sequence. Perform a SIFIRLAMA gerekirse. |
| "ERROR" message on display. | Mathematical error (e.g., division by zero, invalid function argument). | Review the calculation for mathematical validity. Press AÇIK/K. hatayı temizlemek için. |
Özellikler
- Model Numarası: EL531XTWH
- Fonksiyonlar: 273
- Görüntülemek: Büyük 12 haneli, 2 satırlı LCD
- Güç Kaynağı: Twin powered (Solar with LR44 battery backup)
- Pil Tipi: 1 x LR44 (dahil)
- Boyutlar (U x G x Y): 6.3 x 3.1 x 0.04 inç
- Ürün Ağırlığı: 5.6 ons
- Renk: Siyah ve Beyaz
- Hesap Makinesi Türü: Mühendislik/Bilimsel
Garanti ve Destek
For product support, warranty information, or inquiries, please contact SHARP Electronics of Canada Ltd. at the following details:
- Adres: 5995 Avebury Road Suite 900, Mississauga ON, L5R 3P9, Canada
- Telefon: (905) 568-7140
- Webalan: www.sharp.ca
Garanti talepleri için lütfen satın alma belgenizi saklayın.
