Replacing the graphics card(optional)WARNING: Before working inside your computer, read the safetyinformation that shipped with your computer and follow the steps in Beforeworking inside your computer. After working inside your computer, followthe instructions in After working inside your computer. For more safety bestpractices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.Procedure1 Locate the PCI-Express x16 card slot on the system board. For moreinformation, see “System-board components”.2 Align the notch on the graphics card with the tab on the slot and snap thegraphics card in place.3 Connect the power cable to the graphics card, if applicable.4 Replace the card-retention bracket, ensuring that:a The guide clamp is aligned with the guide notch.b The top of all cards and filler brackets are flush with the alignment bar.c The notch on top of the card or filler bracket fits around the alignmentguide.5 Replace the screw that secures the card-retention bracket.Post-requisites1 Replace the graphics-card bracket.2 Replace the computer cover.35