Hot-Plug Expansion CardsYour system supports PCI Express hot-plug expansion cards in slots 1, 3, 4, and 5 and one PCI-X hot-plug expansion card in slot 2. (Slots 6 and 7 are non–hot-plug PCI-X expansion card connectors.) The indicators on each expansion slot insulator show the state of the expansion-card connector. See Figure 6-8and Table 6-1.Table 6-1. Hot-Plug Expansion Slot IndicatorsInstalling an Expansion CardInstalling a Non–Hot-Plug Expansion CardSlots 6 and 7 are non–hot-plug PCI-X expansion card connectors. To install a non–hot-plug expansion card, perform the following steps:1. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.2. Open the system. See "Opening the System" in "Troubleshooting Your System."3. Open the plastic expansion-card retainer adjacent to the back of the empty slot. See Figure 6-7.Figure 6-7. Installing and Removing Non–Hot-Plug Expansion CardsNOTICE: Your system's operating system and the expansion card itself must both support hot-plug installation and removal.NOTICE: To avoid damage to the expansion card or system board, refer to the expansion-slot indicator when you add or remove a PCI Expressexpansion card.Green Power Indicator Amber Attention Indicator Safe to Add / Remove Card DescriptionOff Off Yes Connector power is offOn Off No Connector power is onFlash Off No Connector is being powered up or powered downOff On Yes FaultOn Flash No Slot is being identifiedCAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs asauthorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is notauthorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs asauthorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is notauthorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.NOTE: Slot 7 supports full-height, half-length cards only.