Dell OptiPlex SX280 - Инструкция (Страница 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).
4 Connect the metal ground connector to the grounding source on
the outlet (see the following figure):
a Loosen the grounding source.
b Slide the metal ground connector behind the grounding source,
and then tighten the grounding source.
5 Connect the AC power cable to the outlet.
Attaching the Optional Cable Cover
1 Ensure that all external device cables are
threaded through the hole in the cable
cover and connected to the computer back
panel.
2 Hold the bottom of the cable cover and align the four tabs with the four slots on the
computer back panel.
3 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.
4 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