2. Lower the expansion card riser into place and press the blue target push point that is located on the riser until the expansioncard riser connector is fully seated in the connector.3. Using Phillips 2 screwdriver, tighten the blue thumbscrew.4. For Riser 2 and 3, hold the blue touch points on the riser and align the connector with the connector and guide pins on thesystem board.NOTE: Risers 2 and 3 are combined in one expansion card riser.Figure 65. Installing Riser 2 and 35. Lower the expansion card riser into place and press the blue push points on the riser until the expansion card riser is fullyseated in the connector.6. Using Phillips 2 screwdriver, tighten the blue thumbscrews.Next steps1. Follow the procedure listed in Nach der Arbeit im Inneren des Systems.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 riserPrerequisites1. Follow the safety guidelines listed in the Safety instructions.2. Follow the procedure listed in the Vor der Arbeit an Komponenten im Inneren Ihres Systems.3. Remove the expansion card risers.NOTE: The procedure to remove the GPU card and the expansion card is the same for Rear Accessed and Front Accessedconfigurations.Steps1. Pull and lift the expansion card retention latch lock to open.2. Hold the expansion card by its edges and pull the card until the card edge connector disengages from the connector on theexpansion card riser.NOTE: The blue retention latch is only used for when a half-length card is installed. If a shorter card is installed the blueretention latch is not applicable.Installieren und Entfernen von Systemkomponenten 75