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Appendix
109
Operating conditions
•
Take at least a 10 minute break every hour.
•
Avoid using the computer in dark locations. Use the computer
with as much ambient light as you would when reading a
book.
•
Indirect illumination is recommended. Use a curtain to
prevent reflections and glare on the screen.
•
While 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.
•
Keep frequently used items within reach.
•
Use the computer only within the temperature and humidity
ranges specified in this manual.