Figure 131. Riser 1 assembly installation
a.  Align the riser card with the riser slot on the system board assembly. Carefully press the 
riser card straight into the slot until it is securely seated.
b. 
Tighten the screw to secure the riser cage.
•  Riser 3 assembly
Note: The following uses the Gen 5 riser 3 cage as an example for illustration. The replacement 
procedure is the same for Gen 4 riser 3 cage.
Chapter 5. Hardware replacement procedures 167