Sun Oracle NETRA SPARC T4-1 Installation Manual page 58

5. Using two screws on each side, secure each side bracket on the server to the
front of the rack.
The size of the screws varies, depending on your particular rack.
6. (Optional) If your environment contains especially high vibrations, install the
rear plates to further secure the server to the rack.
The rear plates attach to the rear of the post and to one of the three eyelets on each
side bracket, depending on the thickness of the post.
a. Using one M5 x 7 SEM screw for each rear plate, loosely install the screw in
50 Netra SPARC T4-1 Server Installation Guide • January 2013
one of the three positions on the rear plate.
The position varies depending on the thickness of the rail in the rack. For
example, the following figure shows where you would install the screw for the
middle rack position on the rear plate.