Installing an expansion card into the expansion card riser 2 or 3Prerequisites1. Ensure that you read the Safety instructions.2. Follow the procedure listed in Before working inside your system.CAUTION: Many repairs may only be done by a certified service technician. You should onlyperform troubleshooting and simple repairs as authorized in your product documentation, or asdirected by the online or telephone service and support team. Damage due to servicing that isnot authorized by Dell is not covered by your warranty. Read and follow the safety instructionsthat came with the product.Steps1. Unpack the expansion card and prepare it for installation.For instructions, see the documentation accompanying the card.2. Lift the expansion card latch and remove the filler bracket.3. Holding the card by its edges, position the card so that the connector on the expansion card alignswith the expansion card connector on the riser.4. Insert the card-edge connector firmly into the expansion card connector until the card is fullyseated.5. Press the touch points to open the expansion card locking tabs.6. Replace the expansion card latch.7. If applicable, connect the cables to the expansion card.NOTE: When installing a GPU card on riser 2 or riser 3 (default), connect the GPU card powercable to the power connector on the riser.Next steps1. Follow the procedure listed in After working inside your system.2. Install any device drivers required for the card as described in the documentation for the card.Removing an expansion card from the expansion card riser 1PrerequisitesCAUTION: Many repairs may only be done by a certified service technician. You should onlyperform troubleshooting and simple repairs as authorized in your product documentation, or asdirected by the online or telephone service and support team. Damage due to servicing that isnot authorized by Dell is not covered by your warranty. Read and follow the safety instructionsthat came with the product.1. Ensure that you follow the Safety instructions.2. Follow the procedure listed in Before working inside your system.3. Disconnect any cables connected to the expansion card.4. Remove the expansion card riser.NOTE: The expansion card riser 1 can be used only when both the processors are installed.85