12. Install the accelerator.
a. Slide the accelerator into the slot (callout 1).
Make sure that the accelerator is seated firmly in the slot.
b. Install the GPU bracket retainer (callouts 2 and 3).
13. Install the GPU riser cage .
14. Install the middle cover .
15. Install the access panel .
16. Install the server into the rack .
17. Connect all peripheral cables to the server.
18. Connect the power cords:
a. Connect each power cord to the server.
b. Connect each power cord to the power source.
19. If installed, close the cable management arm.