Dell Precision 690 - Manual (Page 18)

18
Quick Reference Guide
Back View
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1 power connector Insert the power cable. The appearance of this connector may differ from what is
pictured here.
2 card slots Access connectors for any installed PCI, PCI-X, or PCI Express cards.
NOTE:
The center five connector slots support full-length cards: one PCI, one PCI
express x16, one PCI express x8 (wired as x4), and two PCI-X slots; the connector
slots at the top and at the bottom support half-length cards: two PCI express x8 slots
(wired as x4).
3 back panel connectors Plug serial, USB, and other devices into the appropriate connector
(see "Back Panel Connectors" on page 19).