Chapter 2. Installing Your 3ware RAID Controller18 3ware 9650SE Serial ATA RAID Controller Installation GuideStep 2. Install the Controller in theComputer1 If the computer is running, shut it down. Turn off power to thecomputer and disconnect the power cord from the outlet.2 Make sure you are properly grounded. (For details about safetyprecautions, see page 10.)3 Open the computer case according to the manufacturer’sinstructions.4 Find the PCI Express slot you want to use for the 3ware9650SE RAID controller.For a discussion of which slot to use, see “Selecting the Slot inWhich to Install the Controller” on page 12.5 Remove the metal filler bracket for the slot.Save this screw; it will be used to secure the 3ware RAIDcontroller after you have seated it in the slot.6 Position the card in the PCI Express slot so that the contactswill mate with the grooves in the slot, and all pins make propercontact with the PCI Express slot pins when pushed into place.Only the 3ware 9650SE-2LP RAID controller will fit in a onelane (x1) PCI Express slot. The 4-port and 8-port cards willwork in the x4, x8, or x16 PCI Express slots, while the 12-port,16-port, and 24-port cards will work in the x8 or x16 PCIExpress slots.Warning! Make sure you select a PCI Express slot, not aPCI or PCI-X slot. Inserting a 9650SE into a PCI or PCI-X slotcould potentially damage the board or system, and void thewarranty of either the 9650SE or the motherboard. If you areuncertain about which slot to use, see the documentation foryour system’s motherboard.