Dell OptiPlex 330 User Manual page 25

1 parallel
connector
2 link integrity light
3 network adapter
connector
4 network activity
light
5 line-out
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 "System Setup Options" on page 80.
• 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.
• Yellow — A good connection exists between a 1-Gbps
(1000-Mbps) network and the computer.
• Off — The computer is not detecting a physical
connection to the network.
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. 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 adapter 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.
This light flashes yellow 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.
Use the green line-out connector to attach headphones and
most speakers with integrated amplifiers.
On computers with a sound card, use the connector on the
card.
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