Install the server into the rack PrerequisitesBefore you perform this procedure, make sure that you have a T-15 Torx screwdriver available. Procedure Grasp the tray notch to slide the tray out of the rack. Place the server on the tray. The rear panel of the server should be flushed against the rear bracket on the tray Install the chassis rear bracket screws. Press and hold the blue rail-release tabs, and then slide the tray back into the rack.