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Handling your computer
Chair
Thighs
Head
View
Display
Arms
1 Head
Keep your head in a comfortable and vertical position.
2 View
Maintain a comfortable viewing distance of 510-760 mm (20-30
in.).
3 Display
Position the display to avoid glare or reflections from overhead
lighting or outside sources of light. Keep the display screen clean
and set the contrast and brightness to levels that allow you to see
the screen clearly.
4 Thighs
Keep your thighs parallel to the floor and your feet flat on the floor
or on a footrest.
5 Arms
Keep your forearms, wrists, and hands in a relaxed and neutral
position. Don't pound the keys; type with a soft touch.
6 Chair
Use a chair that gives you good back support.
Chapter 1. Getting familiar with your computer 41