Dell Dimension E521 - Back Panel Connectors

16 Setting Up and Using Your Computer
Back Panel Connectors
1 link integrity light • Green — A good connection exists between a 10-Mbps network and the
computer.
• Orange — A good connection exists between a 100-Mbps network and the
computer.
• Off — The computer is not detecting a physical connection to the network.
2 network adapter
connector
To attach your computer to a network or broadband device, connect one end of a
network cable to either a network port or your network or broadband device.
Connect the other end of the network cable to the network adapter connector on
the back panel of your computer. A click indicates that the network cable has been
securely attached.
NOTE: Do not plug a telephone cable into the network connector.
On computers with a network connector card, use the connector on the card.
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 light Flashes a yellow light when the computer is transmitting or receiving network
data. A high volume of network traffic may make this light appear to be in a
steady "on" state.
4 surround connector Use the black surround connector to attach multichannel-capable speakers.
1
2
8
7
3
4
5
6
10
11
9