Dell OptiPlex DCM, Руководство по установке и краткому справочнику

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support.dell.com Setup and Quick Reference Guide 17
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Let your upper arms hang naturally at your sides.
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Sit erect, with your feet resting on the floor and your thighs level.
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When sitting, make sure the weight of your legs is on your feet and not on the
front of your chair seat. Adjust your chair’s height or use a footrest, if necessary,
to maintain proper posture.
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Vary your work activities. Try to organize your work so that you do not have to
type for extended periods of time. When you stop typing, try to do things that
use both hands.
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Before you remove the computer cover, perform the following steps in the sequence
indicated.
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monitor screen at or below eye level
wrists relaxed and flat
arms at desk level
monitor and
keyboard
positioned directly
in front of user
feet flat on the
floor