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Desktop computer - back view, Desktop computer — back view – Dell OptiPlex 740 User Manual

Page 23

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Quick Reference Guide

23

Desktop Computer — Back View

7

hard-drive
activity light

This light flickers when the hard drive is being accessed.

8

headphone
connector

Use the headphone connector to attach headphones and
most kinds of speakers.

9

microphone
connector

Use the microphone connector to attach a microphone.

10

drive bay

This bay accommodates an optional floppy drive, media
card reader, or second hard drive.

11

optical drive
(optional)

Insert an optical drive (if supported) into this bay.

1

card slots (3)

Access connectors for any installed PCI and PCI Express
cards.

2

back-panel
connectors

Plug serial, USB, and other devices into the appropriate
connectors (see "Desktop Computer — Back-Panel
Connectors" on page 24
).

3

power connector

Insert the power cable.

5

1

2

3

4

6