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Before you remove the computer cover, perform the following steps in the sequence
indicated.
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Certain system board components continue to receive power any time the com-
puter is connected to AC power.
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While you work, periodically touch an unpainted met al surface on the computer
chassis to dissipate any static electricity that might harm internal components.
arms at desk level
feet flat on the floor
monitor screen at or below eye level
monitor and key-
board positioned
directly in front of
user
wrists relaxed and flat