c. Repeat steps a–b on the other inner rail.
3. Locate the orientation markers on the mounting rails:
• The front end of the rails is marked
FRONT.
• The rear end of the rails is marked with
L for left and R for right.
4. Fasten the mounting rails to the rack columns:
a. Retract and hold the rear retention bracket.
b. Insert the pegs on the mounting flange into the rack holes.
c. Release the rear retention bracket.
44
Hardware options installation
