30 About Your Computer—Dell Precision 450
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Back View
Back Panel Connectors
1 cover release latch Push the latch to the left to open the computer cover.
2 padlock ring Insert a padlock to lock the computer cover.
3 power connector Insert the power cable.
4 card slots (4) Access connectors for any installed PCI and AGP cards.
5 back panel connectors Plug serial, USB, and other devices into the appropriate connector.