Dell Precision T3400 (Late 2007) - Manual (Page 19)

Quick Reference Guide 19
Back Panel Connectors
1 mouse connector Plug a 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.
2 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 Options" in your User’s Guide.
3 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
(1-Gbps) network and the computer.
• Off — The computer is not detecting a physical
connection to the network.
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