3. Open the system.4. Locate the expansion-card connector on the system board/riser.5. Open the expansion-card latch and remove the filler bracket.6. Holding the card by its edges, position the card so that the card-edge connector aligns with the expansion-cardconnector.7. Insert the card-edge connector firmly into the expansion-card connector until the card is fully seated.8. Slide the expansion-card latch into position.9. If applicable, connect cables to the expansion card.NOTE: When installing a GPU card on riser 3, connect the GPU card power cable to the power connector onriser 3.10. Close the system.11. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.12. Install any device drivers required for the card as described in the documentation for the card.Removing Expansion-Card RisersCAUTION: Many repairs may only be done by a certified service technician. You should only performtroubleshooting and simple repairs as authorized in your product documentation, or as directed by the online ortelephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by yourwarranty. Read and follow the safety instructions that came with the product.NOTE: The expansion-card riser 1 and the x16 link on the riser 2 slot can be used only when both the processorsare installed.1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet andperipherals.2. Open the system.3. Holding the touch points, lift the expansion-card riser from the riser connector on the system board.41
