HP Apollo 4200 Gen9 User Manual page 71

Retain the blank for future use.
7. Install the two-bay SFF rear drive cage:
a. Align the pin on the drive cage with the notch on the rear panel.
b. Tighten the thumbscrew to secure the drive cage to the rear panel.
c. Tighten the captive screws to secure the drive cage to the system board.
8. Install the two-slot PCI riser cage:
a. On the right side of the PCI riser cage, align the small tab on the drive cage with the notch on PCI
riser cage.
On the left side of the PCI riser cage, align the pin with the notch on the rear panel.
b. Tighten the thumbscrew to secure the PCI riser cage to the rear panel.
c. Tighten the captive screw to secure the PCI riser cage to the system board.
Hardware options installation 71