Dell Precision 690: Back Panel Connectors 4 USB 2.0 connectors (3) It is recommended that you use the front USB connectors for devices that you

Back Panel Connectors 4 USB 2.0 connectors (3) It is recommended that you use the front USB connectors for devices that you: Dell Precision 690

Table of contents

Back Panel Connectors

Quick Reference Guide 19

1 234 6

13 12 11 10 89

57

1 parallel connector Connect a parallel device, such as a printer, to the parallel connector. If you have

a USB printer, plug it into a USB connector.

NOTE: The integrated parallel connector is automatically disabled if the computer

detects an installed card containing a parallel connector configured to the same

address. For more information, see your User’s Guide.

2 line-out/ headphone

Use the green line-out connector to attach headphones and most speakers with

connector

integrated amplifiers.

On computers with a sound card, use the connector on the card.

3 mouse connector Plug a standard mouse into the green mouse connector. Turn off the computer

and any attached devices before you connect a mouse to the computer. If you have

a USB mouse, plug it into a USB connector.

®

®

If your computer is running the Microsoft

Windows

XP operating system,

the necessary mouse drivers have been installed on your hard drive.

4 USB 2.0 connectors (3) It is recommended that you use the front USB connectors for devices that you

connect occasionally, such as flash memory keys, cameras, or bootable USB

devices.

Use the back USB connectors for devices that typically remain connected,

such as printers and keyboards.