HP Apollo 4200 Gen9 User Manual page 69

c. Connect the released Mini-SAS x4 cable to the four-bay hot-plug LFF rear drive backplane.
10. If you plan to use the Dynamic Smart Array B140i Controller to manage the rear LFF drives, connect the
rear drive cage to the system board:
a. Connect the Mini-SAS x4 cable included in this option kit to the drive backplane.
b. Connect the other end of the cable to the system board Mini-SAS connector.
Hardware options installation 69