Dell Dimension 8100 - Manual (Page 8)

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Keep your eomputer away from radiators and heat sourees. Also, do not
Eloek eooling vents. Avoid plaeing loose papers underneath your
eomputer; do not plaee your eomputer in a elosed-in wall unit or on a
bed, sofa, or rug.
When Working Inside Your Computer
Before you remove the eomputer eover, perform the following steps in the
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NOTICE: Do not attempt to service the computer yourself, except as
explained in this guide and elsewhere in Dell documentation. Always follow
installation and service instructions closely.
1 Turn off your eomputer and all deviees.
2 Ground yourself by touehing an unpainted metal surfaee at the baek of
the eomputer before touehing anything inside your eomputer.
While you work, periodieally toueh an unpainted metal surfaee on the
eomputer to dissipate any statie eleetrieity that might harm internal
eomponents.
3 Diseonneet any deviees eonneeted to the eomputer, ineluding the
monitor, from their eleetrieal outlets to reduee the potential for
personal injury or shoek. Also, diseonneet any telephone or
teleeommunieation lines from the eomputer.
4 Diseonneet the power eable to your eomputer, and then press the
power button to ground the system board.
In addition, take note of these safety guidelines when appropriate:
• When you diseonneet a eable, pull on its eonneetor, not on the eable
itself. As you pull eonneetors apart, keep them evenly aligned to avoid
bending any pins. Also, before you eonneet a eable, make sure that
both eonneetors are eorreetly oriented and aligned.
• Handle eomponents and eards with eare. Don’t toueh the eomponents
on a eard. Hold a eard by its edges or by its metal braeket.
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CAUTION: There is a danger of a new battery exploding if it is
incorrectly installed. Replace the battery only with the same or
equivalent type recommended by the manufacturer. Discard used
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batteries according to the manufacturer’s instructions.