Installation Guide

120Rd-2 Cable Arm Assembly Installation Notes 5
Preparation
The following tool is required to install the cable retention arm assembly.
Small Philips driver
Installation
This document includes three cable retention arm assembly installation
procedures. They are Installation Procedure A, Installation Procedure B, and
Installation Procedure C. The procedure you use for installing the cable
retention arm assembly varies depending on the depth of the your system rack.
Also, some of the hardware used differs depending on the procedure you use.
Use the table below to determine the correct installation procedure you should
use.
Distance between the
mounting surface of
the front and rear
vertical rails
Installation procedure
you should use
700mm ~ 774mm
(27.6in ~ 30.5in)
Procedure A
775mm ~ 829mm
(30.5in ~ 32.6in)
Procedure B
830mm ~ 900mm
(32.6in ~ 35.4in)
Procedure C
If you are unsure of the depth of your system rack, refer to the illustration below
and measure the distance between the inside surface of the front and rear
vertical mounting rails of your system rack.