1. Kirish
This manual provides detailed instructions for the proper use and maintenance of your Casio SL-310UC-PK calculator. Please read this manual thoroughly before using the calculator to ensure optimal performance and longevity.

Image 1.1: The Casio SL-310UC-PK calculator. This image displays the overall design and layout of the calculator, featuring its compact size and key arrangement.
2. Asosiy xususiyatlar
- Ikki tomonlama quvvat manbai: Operates on both solar power and battery for reliable use in various lighting conditions.
- 8-raqamli displey: Clear and easy-to-read display for calculations.
- Asosiy arifmetik funktsiyalar: Addition, subtraction, multiplication, and division.
- Foiztage Hisoblash: Dedicated key for quick percentage operatsiyalari.
- Soliqni hisoblash: TAX+ and TAX- keys for easy tax rate additions and subtractions.
- Xotira funktsiyalari: Independent memory (M+, M-, MR, MC) for complex calculations.
- Square Root Function: For mathematical computations.
- Time Calculation (H/M/S): For hours, minutes, and seconds calculations.
- Yilni dizayn: Portable and convenient for everyday use.
3. Sozlash
3.1 Quvvat manbai
The Casio SL-310UC-PK calculator utilizes a dual power system, combining solar power with a single product-specific battery (included). This ensures continuous operation even in low light conditions.

Image 3.1: Icon representing the dual power source (battery and solar). This indicates the calculator can draw power from both ambient light and its internal battery.
3.2 Dastlabki foydalanish
- Yoqilgan: ni bosing AC/ON button to turn on the calculator.
- Displey tekshiruvi: Ensure the display shows "0" or a clear reading. If the display is dim, expose the calculator to brighter light or consider battery replacement if issues persist.
4. Foydalanish bo'yicha ko'rsatmalar
4.1 Asosiy hisob-kitoblar
Perform standard arithmetic operations:
- Qo'shimcha: Enter first number + second number =
- Ayirish: Enter first number - second number =
- Ko'paytirish: Enter first number × second number =
- Bo'lim: Enter first number ÷ second number =
4.2 foiztage Hisob -kitoblar
Foizni hisoblash uchuntages:
- Exampga: To find 15% of 200: Enter 200 × 15 %. The result will be 30.
- Exampga: To add 15% to 200: Enter 200 + 15 %. The result will be 230.

Image 4.1: Close-up of the percentage (%), TAX-, and TAX+ buttons. These keys are used for quick financial calculations.
4.3 Tax Calculations
The calculator features dedicated keys for tax calculations. First, set the tax rate:
- bosing TARXA O'rnatilgan.
- Enter the tax rate (e.g., 5 for 5%).
- bosing TARXA O'rnatilgan yana saqlash uchun.
Once the tax rate is set:
- Add Tax: Miqdorni kiriting TAX+.
- Subtract Tax: Miqdorni kiriting SOLIQ-.
4.4 Memory Functions
Use memory keys to store and recall values:
- M+: Ko'rsatilgan qiymatni xotiraga qo'shadi.
- M-: Ko'rsatilgan qiymatni xotiradan olib tashlaydi.
- MR: Recalls the value stored in memory.
- MC: Clears the memory.
4.5 Square Root Calculation
To calculate the square root of a number:
- Raqamni kiriting.
- ni bosing √ (square root) button.

Image 4.2: Close-up of the square root (√) button. This button is used for calculating the square root of a displayed number.
4.6 Time Calculations (H/M/S)
The H/M/S button allows for calculations involving hours, minutes, and seconds. This function treats numbers as sexagesimal (base 60) values for time-related arithmetic.
- Enter the hours, then press H/M/S.
- Enter the minutes, then press H/M/S.
- Enter the seconds, then press H/M/S.
- Perform desired operation (+, -, etc.) and press =.

Image 4.3: Close-up of the H/M/S button. This button is used for inputting and calculating values in hours, minutes, and seconds format.
5. Xizmat ko'rsatish
5.1 Tozalash
- Wipe the calculator with a soft, dry cloth.
- Abraziv tozalash vositalari, erituvchilar yoki spirtli ichimliklarni ishlatmang, chunki ular vasing va displey.
5.2 Saqlash
- Kalkulyatorni salqin, quruq joyda, to'g'ridan-to'g'ri quyosh nuri va haddan tashqari haroratdan uzoqroq joyda saqlang.
- Avoid placing heavy objects on the calculator to prevent damage to the display or keys.
5.3 Batareyani almashtirish
When the display becomes dim or calculations are erratic even in bright light, the battery may need replacement. Refer to the battery compartment on the back of the unit for specific battery type and replacement instructions. Ensure proper polarity when inserting a new battery.
6. Muammolarni bartaraf qilish; nosozliklarni TUZATISH
| Muammo | Mumkin sabab | Yechim |
|---|---|---|
| Displey bo'sh yoki xira. | Insufficient light for solar panel, or low battery. | Move to a brighter area. If problem persists, replace the battery. |
| Noto'g'ri hisoblash natijalari. | Incorrect input, or memory not cleared. | Double-check input. Press AC to clear all and MC to clear memory before starting a new calculation. |
| Kalitlar javob bermayapti. | Dust or debris under keys, or internal malfunction. | Gently clean around keys. If problem persists, contact customer support. |
7. Texnik shartlar
- Model: SL-310UC-PK
- Olchamlari (Y x G x D): Taxminan 4.65 x 2.76 x 0.31 dyuym (11.8 x 7 x 0.8 sm)
- Og'irligi: Taxminan 1.76 untsiya (50 gramm)
- Quvvat manbai: Solar and 1 x Product Specific battery (included)
- Displey: 8 raqamli LCD displey
- Funksiyalari: Basic arithmetic, percentage, tax calculation, memory, square root, time calculation (H/M/S)
- Ishlab chiqaruvchi: CASIO
- Birinchi mavjud sana: 30 yil 2017 noyabr

Image 7.1: Diagram illustrating the dimensions of the Casio SL-310UC-PK calculator. The image shows the length (4.65 inches) and width (2.76 inches) of the device.
8. Kafolat va qo'llab-quvvatlash
For warranty information and customer support, please refer to the documentation included with your purchase or visit the official Casio websayt. Kafolat da'volari uchun xaridingizni tasdiqlovchi hujjatingizni saqlang.
Ishlab chiqaruvchi: CASIO





