HP hpe proliant dl20 gen9 User Manual page 47

Remove the access panel (on page 20).
5.
Remove the existing PCI riser cage
6.
If you intend to use an FBWC module, install the module on the storage controller.
7.
If you are installing a Smart Array P440 Controller, remove the air scoop.
a.
Connect the cache module backup power cable to the module.
b.
Install the cache module on the storage controller.
c.
("Remove the PCI riser cage" on page 22).
Hardware options installation 47