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Просмотр инструкции системного блока Dell OptiPlex 740, страница 25
Quick Reference Guide 25
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 "System Setup Programs" in your online
User’s Guide.
2 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.
• Yellow — A good connection exists between a 1-Gbps
(or 1000-Mbps) network and the computer.
• Off — The computer is not detecting a physical
connection to the network.
3 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. 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.
4 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.
5 line-out
connector
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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