Dell XPS 200 - Manual (Page 59)

Removing and Installing Parts
59
Back View
1 voltage selection switch See the safety instructions in the Product
Information Guide for more information.
2 power connector Insert the power cable.
3 back panel connectors Plug IEEE 1394, USB and other devices into the
appropriate connector.
4 card slots Access connectors for any installed PCI Express
cards.
2
1
3
4