Removing the computer cover – Инструкция по эксплуатации Dell OptiPlex 755

Страница 43

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Quick Reference Guide

43

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 guard against electrical shock, always unplug your computer from

the electrical outlet before removing the computer cover.

1 Follow the procedures in "Before You Begin" on page 13.
2 If you have installed a padlock through the padlock ring on the back panel,

remove the padlock.

3 Locate the cover release latch shown in the illustration. Then, slide the

release latch back as you lift the cover.

4 Grip the sides of the computer cover and pivot the cover up using the

bottom hinges as leverage points.

5 Remove the cover from the hinge tabs and set it aside on a soft

nonabrasive surface.

CAUTION:

Graphics card heat sinks can become very hot during normal

operation. Ensure that a graphics card heat sink has had sufficient time to cool
before you touch it.

8

video connector

Plug the cable from your VGA-compatible monitor into the
blue connector.

NOTE:

If you purchased an optional graphics card, this

connector will be covered by a cap. Connect your monitor to
the connector on the graphics card. Do not remove the cap.

NOTE:

If you are using a graphics card that supports dual

monitors, use the y-cable that came with your computer.

9

serial connector

Connect a serial device, such as a handheld device, to the
serial port.

For more information, see "System Setup Options" in the
User’s Guide.

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