5. Remove the retention bracket from the current location:
a. Pinch the bottoms of both bracket posts and push the posts up out of the
SAS riser-card assembly.
b. Rotate the bracket to free the bracket tab from the slot on the SAS
riser-card assembly.
6. Install the retention bracket in the new location on the SAS riser-card assembly:
a. Insert the bracket tab into the slot on the SAS riser-card assembly.
b. Rotate the bracket so that the bracket posts align with the holes in the SAS
riser-card assembly.
c. Press the posts through the holes in the SAS riser-card until they click into
place.
d. Install the SAS controller on the SAS riser-card (see “Installing a ServeRAID
SAS controller on the SAS riser-card” on page 123).
e. Install the riser-card assembly in the server (see “Installing the SAS
riser-card and controller assembly” on page 118).
f. Connect the power cords and all external cables, and turn on the server and
peripheral devices.
132 System x3650 M3 Types 4255, 7945, and 7949: Installation and User’s Guide