Sharp EL-2135 12-Digit Electronic Desktop Calculator User Manual

1. መግቢያ

This manual provides detailed instructions for the proper use and maintenance of your Sharp EL-2135 12-digit electronic desktop calculator. Designed for general purpose calculations, this lightweight and ergonomically designed calculator is ideal for both school and office environments. It features a clear 12-digit LCD display and operates efficiently with dual power sources.

2. ቁልፍ ባህሪያት

• ባለ12-አሃዝ LCD ማሳያ፡ Provides clear and easy-to-read numerical output.
• Comfortable Desktop Size: Optimized dimensions for stable and convenient use on any desk.
• Elegant Gray Body: Durable ABS plastic construction with a professional aesthetic.
• Square Root Function: Dedicated button for quick square root calculations.
• ባለሁለት የኃይል ምንጭ፡- Operates on both solar power and a lithium-ion battery, ensuring functionality even in low light conditions.

3. ማዋቀር

3.1 በማብራት ላይ

The Sharp EL-2135 calculator utilizes a dual power system: solar and battery. It will automatically draw power from the solar cell when sufficient light is available. In dim lighting or darkness, the included lithium-ion battery will provide power. No manual power-on switch is typically required; the calculator activates upon light exposure or key press.

3.2 የባትሪ መትከል / መተካት

The calculator comes with a lithium-ion battery pre-installed. If battery replacement becomes necessary:

1. Ensure the calculator is off or in a well-lit area to utilize solar power.
2. የባትሪውን ክፍል በቤቱ ጀርባ ላይ ያግኙት።
3. የክፍሉን ሽፋን በጥንቃቄ ይክፈቱ.
4. Remove the old battery and insert a new CR2032 lithium-ion battery, ensuring correct polarity (+/-).
5. የባትሪውን ክፍል ደህንነቱ በተጠበቀ ሁኔታ ይዝጉ።

ማሳሰቢያ፡- ያገለገሉ ባትሪዎችን በአካባቢው ደንቦች መሠረት ያስወግዱ።

4. የአሠራር መመሪያዎች

4.1 መሰረታዊ የሂሳብ ስራዎች

Perform addition, subtraction, multiplication, and division using the dedicated keys:

• መደመር (+) የመጀመሪያውን ቁጥር ያስገቡ፣ ይጫኑ +ሁለተኛውን ቁጥር ያስገቡ፣ ይጫኑ =.
• መቀነስ (-): የመጀመሪያውን ቁጥር ያስገቡ፣ ይጫኑ -ሁለተኛውን ቁጥር ያስገቡ፣ ይጫኑ =.
• ማባዛት (×): የመጀመሪያውን ቁጥር ያስገቡ፣ ይጫኑ ×ሁለተኛውን ቁጥር ያስገቡ፣ ይጫኑ =.
• ክፍል (÷): የመጀመሪያውን ቁጥር ያስገቡ፣ ይጫኑ ÷ሁለተኛውን ቁጥር ያስገቡ፣ ይጫኑ =.

4.2 ልዩ ተግባራት

• ካሬ ሥር (√): Enter a number, then press the √ key to calculate its square root.
• መቶኛtagሠ (%) በመቶኛ ጥቅም ላይ ውሏልtagሠ ስሌቶች. ለ example, to calculate 10% of 200: Enter 200, press ×, enter 10, press %.
• ግራንድ ጠቅላላ (ጂቲ)፦ Accumulates the results of all calculations performed after the last GT clear. Press GT አጠቃላይ ድምርን ለማሳየት።
• Mark-up/Mark-down (MU): ለትርፍ ህዳግ ስሌቶች ጥቅም ላይ የዋለ።
• መግቢያ አጽዳ (CE)፦ Clears the last entered number or operation without affecting previous calculations.
• Clear All (CA): Clears all entries and calculations, resetting the calculator.
• ማህደረ ትውስታ ፕላስ (ኤም+)፦ የሚታየውን እሴት ወደ ማህደረ ትውስታ ያክላል።
• የማህደረ ትውስታ ቅነሳ (ኤም-)፦ የሚታየውን ዋጋ ከማህደረ ትውስታ ይቀንሳል።
• Recall Memory (RM): Displays the value currently stored in memory.
• Clear Memory (CM): ማህደረ ትውስታን ያጸዳል።

4.3 ማሳያ

The 12-digit LCD display shows numbers clearly. If the result of a calculation exceeds 12 digits, an error indicator may appear, or the number may be displayed in scientific notation if supported.

5. ጥገና

5.1 ጽዳት

ካልኩሌተሩን ለማጽዳት፣ ለስላሳ እና ደረቅ ጨርቅ ይጠቀሙ። ለጠንካራ ቆሻሻ፣ ትንሽ ዲampen the cloth with water or a mild, non-abrasive cleaner. Avoid using harsh chemicals, solvents, or abrasive materials, as these can damage the casing እና ማሳያ.

5.2 ማከማቻ

Store the calculator in a cool, dry place away from direct sunlight and extreme temperatures. Prolonged exposure to heat or cold can affect battery life and electronic components. When not in use for extended periods, ensure it is stored in a manner that prevents accidental key presses.

6. መላ መፈለግ

• ማሳያው ባዶ ወይም ደብዛዛ ነው፡-
  • ካልኩሌተሩ ለፀሐይ ኃይል በደንብ ብርሃን ባለበት ቦታ ላይ መሆኑን ያረጋግጡ።
  • Check if the battery needs replacement. Refer to Section 3.2.
• የተሳሳቱ ስሌቶች፡
  • የሚለውን ይጫኑ CA (Clear All) button to reset the calculator.
  • Verify that you are entering numbers and operations correctly.
• ቁልፎች ምላሽ የማይሰጡ ናቸው፦
  • Clean the keys and surrounding areas to remove any debris.
  • If the issue persists, the calculator may require professional servicing.

7. ዝርዝሮች

8. የምርት ምስሎች

9. ዋስትና እና ድጋፍ

For warranty information, please refer to the documentation included with your purchase or contact your retailer. For technical support or service inquiries, please visit the official Sharp webጣቢያ ወይም የደንበኞች አገልግሎት ክፍልን ያነጋግሩ። ለማንኛውም የዋስትና የይገባኛል ጥያቄዎች የግዢ ደረሰኝዎን እንደ ግዢ ማረጋገጫ ያቆዩት።