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Quick Reference Guide 21
Back Panel Connectors (Tower Orientation)
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.
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" in your User’s Guide.
2PS/2 mouse
connector
Plug a standard PS/2 mouse into the green mouse connector.
Turn off the computer and any attached devices before you
connect a mouse to the computer. If you have a USB mouse,
plug it into a USB connector.
3 line-in connector Use the blue line-in connector to attach a playback device
such as an MP3 player, CD player, or VCR.
On computers with a sound card, use the connector on the card.
4 line-out connector Use the green line-out connector to attach most speakers with
integrated amplifiers.
On computers with a sound card, use the connector on the card.
5 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 1000-Mbps
(or 1-Gbps) network and the computer.
Off — The computer is not detecting a physical connection
to the network.
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