Dell Optiplex-620 User Guide - Page 93

Drives four serial ATA controllers supporting one device each and one parallel Ultra ATA/100 IDE supporting two devices per channel with one channel Expansion Bus Bus type Bus speed Cards: PCI: connectors connector size connector data width (maximum) PCI Express: connectors power connector size connector data width (maximum) PCI 2.3 SATA 1.0a and 2.0 USB 2.0 PCI Express 1.0a PCI: 33 MHz SATA: 1.5 Gbps and 3.0 Gbps USB: 480 Mbps PCI Express x1: 5 Gbps PCI Express x16: 80 Gbps full-height cards supported two 120 pins 32 bits one x1 and one x16 10 W (x1) and 75 W (x16) maximum 36 pins (x1) and 120 pins (x16) one PCI Express lane (x1) and 16 PCI Express lanes (x16) Drives Externally accessible Internally accessible one 3.5-inch drive two 5.25-inch drive bays two bays for 1-inch-high hard drives Connectors External connectors: Serial Parallel Video Network adapter Optional PS/2 with secondary serial port adapter USB Audio System board connectors: Primary IDE drive Serial ATA Floppy drive Serial Fan PCI 2.2 CD drive audio interface Front panel 9-pin connector; 16550C-compatible 25-hole connector (bidirectional) 15-hole VGA connector RJ45 connector two 6-pin mini-DINs two front-panel and six back-panel USB 2.0- compliant connectors three connectors for line-in, line-out, and microphone; two front-panel connectors for headphones and microphone 40-pin connector four 7-pin connectors 34-pin connector 12-pin connector for optional second serial port card 5-pin connector 120-pin connector 4-pin connector 40-pin connector Key Combinations or If you are running Microsoft® Windows® XP, brings up the Windows Security window. If in MS-DOS® mode, restarts (reboots) the computer. starts embedded system setup (during start-up only) automatically starts the computer from the network