Back-Panel Connectors - Dell OptiPlex GX520 Quick Reference Manual

4 voltage selection switch
5 padlock ring
6 cover release latch

Back-Panel Connectors

1 parallel connector
2 link integrity light
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Quick Reference Guide
Your computer is equipped with a manual voltage-selection switch.
To avoid damaging a computer with a manual voltage-selection switch, set the
switch to the voltage that most closely matches the AC power available in your
location.
NOTICE:
In Japan, the voltage selection switch must be set to 115-V.
Also, ensure that your monitor and attached devices are electrically rated to
operate with the AC power available in your location.
Insert a padlock to lock the computer cover.
Use this latch to open the computer cover.
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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 online User's
Guide.
• 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.
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