Esperanza ECL102 Basic Desktop Calculator User Manual

중요 안전 지침

Please read these instructions carefully before using the calculator. Keep this manual for future reference.

• Do not expose the calculator to direct sunlight for extended periods or to extreme temperatures.
• 계산기를 떨어뜨리거나 강한 충격을 가하지 마십시오.
• Do not attempt to disassemble or modify the calculator. This will void the warranty.
• 계산기를 물이나 기타 액체로부터 멀리하십시오.
• 세척에는 부드럽고 마른 천을 사용하십시오. 연마성 세척제나 용매를 사용하지 마십시오.

Image: Esperanza ECL102 Basic Desktop Calculator. This image shows the calculator from an angled top-down view, displaying its 12-digit screen, solar panel, and key layout.

설정

짐 풀기

Carefully remove the calculator from its packaging. Ensure all components are present and undamaged. Retain the packaging for future storage or transport.

전원

The Esperanza ECL102 calculator operates primarily on solar power. For optimal performance, ensure the solar panel (located above the display) is exposed to sufficient light. The calculator also requires one battery for backup power, typically a button cell battery (e.g., LR44 or similar, not specified in detail in product data). If the display is dim or unresponsive in low light, the battery may need replacement.

초기 설정

Upon first use, or after battery replacement, the calculator should power on automatically when exposed to light. If not, press the ON/C/CE button to turn it on. The display will show "0".

작동 지침

기본 작업

• 덧셈 (+): 첫 번째 숫자를 입력하고 누르세요 +, 두 번째 숫자를 입력한 다음 누르세요 =.
• 뺄셈 (-): 첫 번째 숫자를 입력하고 누르세요 -, 두 번째 숫자를 입력한 다음 누르세요 =.
• 곱셈(x): 첫 번째 숫자를 입력하고 누르세요 x, 두 번째 숫자를 입력한 다음 누르세요 =.
• 분할 (÷): 첫 번째 숫자를 입력하고 누르세요 ÷, 두 번째 숫자를 입력한 다음 누르세요 =.
• 명확한 항목 (CE): 마지막으로 입력한 숫자를 지웁니다.
• 모두 지우기 (C): 모든 항목을 지우고 계산기를 재설정합니다.
• On/Clear (ON/C/CE): Turns the calculator on, or clears the current entry/all entries depending on context.

메모리 기능

• Memory Clear (MC): 메모리 내용을 지웁니다.
• Memory Recall (MR): Displays the current memory content.
• 메모리 플러스(M+): 표시된 값을 메모리에 추가합니다.
• 메모리 마이너스 (M-): 표시된 값을 메모리에서 뺍니다.

퍼센tage and Square Root

• 퍼센tag전자 (%): 퍼센트에 사용됨tag전자 계산. 예를 들어ample, to calculate 10% of 200, enter 200 x 10 %.
• 제곱근(√): Enter a number, then press √ to calculate its square root.

유지

청소

계산기를 청소하려면 부드럽고 마른 천으로 표면을 살살 닦아주세요. 잘 지워지지 않는 얼룩은 살짝 두드려 닦아내세요.ampen the cloth with water, then wipe dry immediately. Do not use chemical cleaners, solvents, or abrasive materials.

배터리 교체

If the display becomes dim or the calculator functions erratically even in good light, the backup battery may need replacement. The battery compartment is typically located on the back of the calculator. Use a small screwdriver to open it, replace the old battery with a new one of the same type (e.g., LR44), ensuring correct polarity, and then securely close the compartment. Dispose of old batteries responsibly according to local regulations.

문제 해결

일반적인 문제

• 계산기가 켜지지 않습니다.
  • 태양광 패널이 충분한 빛에 노출되도록 하세요.
  • 를 누르세요 ON/C/CE 단추.
  • Check and replace the backup battery if necessary.
• 잘못된 계산 결과:
  • Ensure you are pressing the correct operation keys.
  • Clear the calculator by pressing C or ON/C/CE and re-enter the calculation.
  • Avoid pressing multiple keys simultaneously.
• 디스플레이가 어둡거나 깜빡거립니다:
  • Move the calculator to a brighter area to utilize solar power.
  • 백업 배터리를 교체하세요.

명세서

The following are the technical specifications for the Esperanza ECL102 Basic Desktop Calculator:

Image: Esperanza ECL102 Calculator showing approximate dimensions. The image indicates a width of 10cm and a length of 13.5cm.

보증 및 지원

보증 정보

This product is covered by a standard manufacturer's warranty. Please refer to the warranty card included with your purchase or contact the retailer for specific warranty terms and conditions. Keep your proof of purchase for warranty claims.

고객 지원

For technical assistance, troubleshooting, or inquiries regarding your Esperanza ECL102 calculator, please contact Esperanza customer support or your local retailer. Contact information can typically be found on the manufacturer's web사이트 또는 제품 포장.