1. Pengenalan
This manual provides detailed instructions for the operation and maintenance of your Sharp EL-W531XG-YR Scientific Calculator. Designed for students and professionals, this calculator features a 4-line WriteView display and a wide range of scientific and statistical functions. Please read this manual thoroughly to ensure proper use and to maximize the calculator's capabilities.
Rajah 1.1: Depan view of the Sharp EL-W531XG-YR Scientific Calculator packaging, highlighting key features.
2. Ciri-ciri Utama
- paparan: 4-line, 96 x 32 dot matrix WriteView display for natural expression input and output.
- Sumber Kuasa: Twin Power system (solar and LR44 battery) for reliable operation.
- Fungsi: 335 built-in functions covering basic arithmetic, scientific, and statistical calculations.
- Direct Algebraic Input Logic (D.A.L.): Allows input of equations as they are written.
- Ingatan: 9 independent variable memories (STO, RCL, M+, M-).
- Kekunci pintasan: Four customizable shortcut keys (D1-D4) for frequently used functions.
- Number Systems: Supports calculations in decimal, hexadecimal, octal, binary, and pentary bases.
- Statistical Analysis: 1-variable and 2-variable statistics, including standard deviation, mean, and regression analysis.
- Fungsi Latihan: Includes a function for practicing multiplication tables (1x1 to 12x12) and basic arithmetic.
3. Persediaan
3.1. Pemasangan Bateri
The calculator operates on a Twin Power system, utilizing both solar power and a single LR44 button cell battery. The battery is typically pre-installed. If the display becomes dim or unresponsive in low light, the battery may need replacement.
- Ensure the calculator is turned OFF.
- Cari petak bateri di bahagian belakang kalkulator.
- Use a small screwdriver to open the compartment cover.
- Remove the old LR44 battery and insert a new one, ensuring correct polarity (+/-).
- Replace the compartment cover and secure it with the screw.
3.2. Kuasa Awal Hidup
Tekan ke HIDUP/C button to turn on the calculator. The display will show the initial screen. If the display is blank, ensure sufficient light for solar power or check the battery.
Rajah 3.2.1: Depan view of the Sharp EL-W531XG-YR Scientific Calculator, displaying a complex mathematical expression on its WriteView skrin.
4. Arahan Operasi
4.1. Operasi Asas
Lakukan pengiraan aritmetik piawai menggunakan kekunci nombor dan operator (+, -, x, ÷). Tekan = to get the result. The calculator uses Direct Algebraic Input Logic (D.A.L.), allowing you to input equations in a natural order.
4.2. tulisView Paparan
TulisView display allows you to enter and view mathematical expressions and symbols as they appear in textbooks. This 96 x 32 dot matrix display supports up to 4 lines of content. Use the cursor keys to navigate and edit expressions.
4.3. Scientific Functions
Access various scientific functions using the dedicated keys and the Tingkat 2 key for secondary functions. These include:
- Fungsi trigonometri: sin, cos, tan, and their inverse functions (sin-1, cos-1, begitu-1).
- Fungsi Hiperbolik: hyp, and their inverse functions.
- Logarithmic and Exponential Functions: log, ln, 10x, ex.
- Fungsi Kuasa dan Akar: x2, √, xy, y√x.
- Factorial, Permutations, Combinations: n!, nPr, nCr.
- Pemalar: Pi (π), EXP.
4.4. Statistical Functions
The calculator supports statistical calculations for 1-variable and 2-variable data. To enter statistical mode, press MODE and select the appropriate statistical option. Functions include:
- Mean value (x̄, ȳ)
- Standard deviation (σx, σy, sx, sy)
- Sum of values (Σx, Σy, Σx2, Σy2, Σxy)
- Regression analysis (linear, quadratic, exponential, etc.)
4.5. Fungsi Memori
The calculator has 9 independent memories (A-F, X, Y, M) to store and recall values. Use the STO key to store a value and the RCL key to recall a stored value. M+ dan M- are used to add or subtract values from the independent memory M.
4.6. Angle Units
The calculator supports three angle units: Degrees (DEG), Radians (RAD), and Gradians (GRAD). Press the DRG key to cycle through these units or use the SEDIAKAN menu to select the desired unit.
4.7. Number Systems
Perform calculations and conversions in different number bases: Decimal (DEC), Hexadecimal (HEX), Octal (OCT), Binary (BIN), and Pentary (PEN). Use the dedicated keys or the MODE menu to switch between number systems.
4.8. Shortcut Keys (D1-D4)
The four shortcut keys (D1, D2, D3, D4) can be programmed to quickly access frequently used functions. Refer to the calculator's on-screen setup menu for instructions on how to assign functions to these keys.
Rajah 4.8.1: Bersudut view of the Sharp EL-W531XG-YR Scientific Calculator with its protective hard case removed, showcasing the orange and black design.
5. Penyelenggaraan
5.1. Pembersihan
Untuk membersihkan kalkulator, lap perlahan-lahan menggunakan kain lembut dan kering. Jangan gunakan pembersih, pelarut atau kain basah yang kasar, kerana ini boleh merosakkannya.asing atau komponen dalaman.
5.2. Penggantian Bateri
Refer to Section 3.1 for instructions on replacing the LR44 battery. Always use a fresh, high-quality LR44 battery for optimal performance.
5.3. Penyimpanan
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 extended periods.
Figure 5.3.1: The Sharp EL-W531XG-YR Scientific Calculator enclosed in its transparent protective hard case.
6. Penyelesaian masalah
- Kalkulator tidak dihidupkan: Ensure sufficient light for solar panel. Check and replace the LR44 battery if necessary.
- Paparan malap atau kosong: Move to a brighter area for solar power. Replace the LR44 battery.
- Keputusan pengiraan yang salah: Check the input values and the selected mode (e.g., angle unit, number system). Reset the calculator if persistent issues occur (refer to the full manual for reset procedures).
- Kekunci tidak responsif: Ensure no debris is lodged under the keys. Clean the calculator as per Section 5.1.
7. Spesifikasi
| Ciri | Penerangan |
|---|---|
| Nombor Model | EL-W531XG-YR (Manufacturer Part Number: 82-ELW531XG-YR) |
| Paparan | 4-line, 96 x 32 dot matrix WriteView LCD |
| Fungsi | 335 |
| Sumber Kuasa | Solar and 1 x LR44 battery |
| Dimensi (H x W x D) | 168 x 80 x 14 mm (6.61 x 3.15 x 0.55 inci) |
| Berat badan | 98.5 g (0.22 paun) |
| bahan | plastik |
| warna | Jingga |
| UPC | 4974019029962 |
Figure 7.1: The Sharp EL-W531XG-YR Scientific Calculator held in a hand, illustrating its compact size and ergonomic design.
8. Waranti dan Sokongan
For warranty information and customer support, please refer to the documentation included with your purchase or visit the official Sharp website. You can also find additional resources and a full digital manual at: sharp-world.com/calculator/.
Figure 8.1: Back of the product packaging, detailing specifications and providing the official Sharp calculator support webtapak.
