Contents 9Removing the Computer Cover . . . . . . . . . . . . . 145Inside View of Your Computer . . . . . . . . . . . 146System Board Components . . . . . . . . . . . . 148Power Supply DC Connector Pin Assignments . . 149Removing the Front Panel . . . . . . . . . . . . . . . . 154Chassis Intrusion Switch . . . . . . . . . . . . . . . . 155Removing the Chassis Intrusion Switch . . . . . . 155Replacing the Chassis Intrusion Switch . . . . . . 156Resetting the Chassis Intrusion Detector . . . . . 157Memory . . . . . . . . . . . . . . . . . . . . . . . . . 157Memory Overview . . . . . . . . . . . . . . . . . 157Removing a Memory Module . . . . . . . . . . . 160Installing a Memory Module . . . . . . . . . . . . 160Cards . . . . . . . . . . . . . . . . . . . . . . . . . . . 162PCI Cards . . . . . . . . . . . . . . . . . . . . . . 163PCI Express Cards . . . . . . . . . . . . . . . . . 175Drives . . . . . . . . . . . . . . . . . . . . . . . . . . 185Tower Computer Drive Configurations . . . . . . . 185Desktop Computer Drive Configurations . . . . . . 187About Metal Shields (Present in Some DriveConfigurations) . . . . . . . . . . . . . . . . . . . 188General Installation Guidelines . . . . . . . . . . 189Hard Drive . . . . . . . . . . . . . . . . . . . . . . . . 191Removing a Hard Drive (Tower or DesktopComputer) . . . . . . . . . . . . . . . . . . . . . 191Installing a Hard Drive or Adding a SecondOptional Hard Drive (Tower or DesktopComputer) . . . . . . . . . . . . . . . . . . . . . 194Removing an Optional Third Hard Drive(Tower Computer) . . . . . . . . . . . . . . . . . 197
