Samsung NP940X3L-K01US User Manual page 67

Appendix
Hearing and volume control
VOLUME
Check your volume!
• E nsure that volume is not too loud before using headphones.
• A void using headphones for long periods of time.
• D efault audio settings can be changed by software and driver
updates without your knowledge. Always recheck equalizer
and volume settings before listening to audio.
• T o prevent possible hearing damage, do not listen at high
volume levels for long periods.
Operating conditions
• T ake at least a 10 minute break every hour.
• A void using the computer in dark locations. Use the computer
with as much ambient light as you would when reading a
book.
• I ndirect illumination is recommended. Use a curtain to
prevent reflections and glare on the screen.
• W hile operating a computer and talking on the phone, use a
headset. Using the computer while holding a phone on your
shoulder or with your neck may lead to muscle strain or injury.
• K eep frequently used items within reach.
• O nly use the computer within the temperature and humidity
ranges specified in this manual.
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