Figure 217. Installing the riser 1 assemblya. Align the riser card with the riser slot on the system board assembly. Carefully press theriser card straight into the slot until it is securely seated.b. Tighten the screw to secure the riser cage.• Riser 3 assemblyAlign the securing clip at the end of the riser cage with the pin on the rear chassis, and the pin onthe right side of the riser cage with the pin slot on the C1 rearwall bracket. Carefully put downthe riser 3 assembly until it is securely seated.Chapter 5. Hardware replacement procedures 243