- 노트북 배터리 수명 확인 방법
- 노트북 배터리 수명 확인 방법은 배터리 효율과 배터리 충전 횟수를 확인해서 배터리 노후 상태를 파악하여 배터리 교체 시기를 판단하는 방법입니다. 명령 프롬프트를 사용해서 배터리 리포트와 에너지 리포트를 생성해서 노트북 배터리 수명 확인하는 방법을 설명해 드리도록 하겠습니다.
Wondering about your laptop battery life? Stop worrying vaguely! Using the powerful Windows tool, Command Prompt, you can accurately diagnose your battery's condition and predict when it needs replacing.
Why check battery life with Command Prompt?
Accurate Data: It provides detailed information such as design capacity, full charge capacity, and charge cycles, allowing for a more accurate assessment, rather than a simple percentage display.
Easy to Use: Anyone can easily generate and check the battery report by simply entering a few commands.
Free: It can be used with only the basic Windows functions without installing any additional programs.
How to check battery life using Command Prompt
Run Command Prompt: Type 'cmd' in the Windows search bar and run it with administrator privileges.
Generate Battery Report: Type the command 'powercfg /batteryreport' and press Enter.
Check the Report: Open the generated HTML file in a web browser and check the 'Installed batteries' category.
Interpreting the Battery Report
DESIGN CAPACITY: The designed capacity of the battery
FULL CHARGE CAPACITY: The maximum capacity the battery can currently be charged to
CYCLE COUNT: The number of times the battery has been fully charged
Battery Efficiency = FULL CHARGE CAPACITY / DESIGN CAPACITY
Generally, if the battery efficiency is below 50-60%, or the CYCLE COUNT is over 500, you should consider replacing the battery.
Additional Tips
It is recommended to generate a battery report regularly to monitor the battery's condition.
To extend battery life, it's good to store the laptop in a cool place and avoid running unnecessary programs.
When replacing the battery, be sure to use a genuine battery. Run Command Prompt now and check the health of your laptop battery!
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