Dell OptiPlex SX280 Manuel d'utilisateur télécharger pdf (Page 16)

16 Quick Reference Guide

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CAUTION: If your power cord or adapter provides a green ground wire for connection to an electrical

outlet, do not permit contact between the green ground wire and power leads because electrical

shock, fire, or damage to your computer can occur (see the following figure).

Connect the metal ground connector to the grounding source on

the outlet (see the following figure):

Loosen the grounding source.

Slide the metal ground connector behind the grounding source,

and then tighten the grounding source.

Connect the AC power cable to the outlet.

Attaching the Optional Cable Cover

Ensure that all external device cables are

threaded through the hole in the cable

cover and connected to the computer back

panel.

Hold the bottom of the cable cover and align the four tabs with the four slots on the

computer back panel.

Insert the tabs into the slots and slide the

cable cover toward the diagnostic lights (see

the figure) until the cable cover is securely

positioned.

Install a security device in the security cable

slot (optional).

Inside Your Computer

Removing the Computer Cover

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions

in the Product Information Guide.

CAUTION: To avoid electrical shock, always unplug your computer from the power adapter before

removing the cover.

grounding

source

metal ground connector

cable cover

(optional)

security

cable slot

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Dell OptiPlex SX280 Manuel d'utilisateur Page 16