Dell OptiPlex 210L - Manual (Page 15)

Quick Reference Guide
15
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 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.
• 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 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.
4 network activity light 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.
5 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.
6 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.
7 microphone connector Use the pink microphone connector to attach a personal computer microphone for
voice or musical input into a sound or telephony program.
On computers with a sound card, the microphone connector is on the card.