NEC N8100-1220F User Manual page 90

3-14 Setting Up Your Server
9.
Install the arm bracket on the mount face at the rear of the rack.
Mount face
NOTE:
between the mount faces at the front and rear of the rack.
For the distance between the mount faces at the front and rear of the rack being 700 or 760
mm:
Fix the arm bracket to the core nuts installed on the mount face of the rear of the rack with
two screws (A) in the direction as shown in the figure below.
Installation procedure for arm bracket depends on the distance
Arm bracket
Mount face
Core nut installation
position