Samsung Q1 사용자 설명서

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Proper Posture During Computer Use   12
Volume Control (Headphone and Speaker)
Check the volume level before listening to music.
Check if the volume level is too high before using headphones.
Do not set the volume to the maximum from the beginning. Set the volume low and find a 
comfortable level while turning it up.
Do not use the headphones for long periods of time.
Use Time (Break Time)
When working for more than one hour, take a 10 minute break after every 50 minutes of work.
Using this computer for two hours or less a day is recommended.
Illumination
Do not use the computer in a dark location. The illumination level for computer use must be 
bright so that you can read a book.
Indirect illumination is recommended. Use a curtain to prevent the reflection of the LCD screen.
Operating Conditions
Do not use the computer in hot and humid locations.
Use the computer within the allowed temperature and humidity ranges specified in the User 
Guide.