About Your Computer: Dell Dimension E520 Service Manual

 

 

Use the network adapter connector to attach your computer to a

 

 

network or broadband device. Connect one end of a network cable to

 

 

either a network jack or your network or broadband device, and then

 

 

connect the other end of the network cable to the network adapter

 

 

connector on your computer. A click indicates that the network cable

 

 

has been securely attached.

 

 

On computers with an additional network card, use the connectors on

 

 

the card and on the back of the computer when setting up multiple

 

 

network connections (such as a separate intra- and extranet).

 

 

NOTE: It is recommended that you use Category 5 wiring and

 

 

connectors for your network. If you must use Category 3 wiring, force

 

 

the network speed to 10 Mbps to ensure reliable operation.

3

network activity

Flashes a yellow light when the computer is transmitting or receiving

 

light

network data. A high volume of network traffic may make this light

 

 

appear to be in a steady "on" state.

4

USB 2.0

Use the back, rear-dual USB connectors for devices that typically remain

 

connectors (2)

connected, such as printers and keyboards.

 

(rear dual)

 

 

 

NOTE: It is recommended that you use the front USB connectors for

 

 

devices that you connect occasionally, such as joysticks, cameras, or

 

 

bootable USB devices.

5

USB 2.0

Use the back, rear-quad USB connectors for devices that typically

 

connectors (4)

remain connected, such as printers and keyboards.

 

(rear quad)

 

 

 

NOTE: It is recommended that you use the front USB connectors for

 

 

devices that you connect occasionally, such as joysticks, cameras, or

 

 

bootable USB devices.

6

surround sound

Use the (black) surround sound connector to attach multichannel-

 

connector

capable speakers.

 

 

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

7

line-in connector

Use the (blue) line-in connector to attach a record/playback device such

 

 

as a cassette player, CD player, or VCR.

 

 

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

8

line-

Use the (green) line-out connector to attach headphones and most

 

out/headphone

speakers with integrated amplifiers.

 

connector

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

 

 

9

microphone

Use the (pink) microphone connector to attach a personal computer

 

connector

microphone for voice or musical input into a sound or telephony

 

 

program.

 

 

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

10

side surround

Use the (gray) side surround sound connector to attach multichannel-

 

sound connector

capable speakers. The side-surround output provides enhanced

 

 

surround audio for computers with 7.1 speakers.

 

 

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

11

center/subwoofer

Use the (orange) center/subwoofer connector to attach a center speaker

 

LFE connector

or a single subwoofer.

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

NOTE: The LFE (Low Frequency Effects) Audio channel, found in digital surround sound audio schemes, carries only low frequency information of 80 Hz and below. The LFE channel drives a subwoofer to provide extremely low bass extension. Systems not using subwoofers can shunt the LFE information to the main speakers in the surround sound setup.

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