Installation Notes
120Rd-2 Cable Retention Arm
Assembly
Installation Notes
PN: 455-01643-000
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PN: 455-01643-000 January 2002
Copyright 2002
NEC Computers Inc.
15 Business Park Way
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All Rights Reserved
Introduction
The triple-hinged cable retention arm attaches to the rear of the server and the
system rack allowing cables to move as the server slides back and forth within
the rack cabinet. The server cables are tie-wrapped to the cable retention arm.
The following sections provide procedures for installing the cable retention arm
assembly to your server and your system rack. Installation of the cable retention
arm differs depending on the type of system rack used. The cable retention arm
components that shipped with your server are shown on the next page. Follow
procedures pertaining to your system rack.
120Rd-2 Cable Arm Assembly Installation Notes 3
Unpacking
After unpacking the cable retention arm assembly, confirm that all parts shown below are included
in the kit.
Arm
Arm Bracket × Arm Stopper A
Arm Base
Arm Stopper Assembly
Arm Stopper B
Screw A
Arm EX
(No 6-32)
4 120Rd-2 Cable Arm Assembly Installation Notes
Screw B
User’s Guide
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
700mm ~ 774mm
(27.6in ~ 30.5in)
775mm ~ 829mm
(30.5in ~ 32.6in)
830mm ~ 900mm
(32.6in ~ 35.4in)
Installation procedure
you should use
Procedure A
Procedure B
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.
120Rd-2 Cable Arm Assembly Installation Notes 5
Installation Procedure A
1. Attach the Arm Base to the rear of the power supply cage using the two
screws that secure the power supply cage to the chassis.
2. One end of the cable arm includes a long hinged bracket with six mounting
holes. The other end of the cable arm includes a small hinged bracket with
two mounting holes. Using two 6-32 screws attach the end of the cable arm
with the long hinged bracket to the arm base installed in the previous step.
Power Supply
Cage Screws (2)
Arm base
Arm base
Two 6-32
Cable arm
6 120Rd-2 Cable Arm Assembly Installation Notes