16 Setting Up and Using Your ComputerBack View13421 power connector Insert the power cable. The appearance of this connector may differ from what ispictured.2 back panel LEDs (2) Multi-colored lights provide illumination for the I/O panel on the back of thecomputer.NOTE: The color of the back panel LEDs can be adjusted in system setup (see"System Setup" on page 132).3 back I/O connectors Plug serial, USB, and other devices into the appropriate connectors (see "Back I/OConnectors" on page 17).4 card slots Access connectors for any installed PCI or PCI Express cards.NOTE: Some connector slots support full-length cards.book.book Page 16 Thursday, July 20, 2006 11:10 AM