19Using Your Studio XPS DesktopBack View Features354211 Security cable slot — Connects to a lockfor a security cable used as an anti-theftdevice.NOTE: Before you buy a lock, ensure that itworks with the security cable slot on yourcomputer.2 Expansion card slots — Provides accessto connectors for any installed PCI and PCIexpress cards.3 Back panel connectors — Plug USB,audio, and other devices into theappropriate connector.4 Power connector — Connects tothe power cable. Appearance of thisconnector may vary.5 Power supply light — Indicates poweravailability of the power supply.
