Dell Precision 490 Desktop: 4 5 6 7

4 5 6 7: Dell Precision 490 Desktop

Table of contents

4

Pull back the cover latch release.

NOTE: The computer in the following images is configured as a tower computer. See "Changing Between Tower

and Desktop Modes" in your User’s Guide for information regarding computer orientation.

1

2

3

1

cover latch release

2

computer cover

3

cover hinges

5

Locate the three hinge tabs on the edge of the computer.

6

Grip the sides of the computer cover and pivot the cover up, using the hinges as leverage points.

7

Release the cover from the hinge tabs and set it aside in a secure location.

NOTICE: The computer cooling system cannot function properly while the computer cover is not installed.

Do not attempt to boot the computer before replacing the computer cover.

Quick Reference Guide 31