Dell PowerEdge R420 Cable Routing Procedures

Dell PowerEdge R420 Manual

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  • Dell PowerEdge R420 | Cable Routing Procedures - Page 1
    Cable Routing Procedures for Dell™ PowerEdge™ R320 & R420 Systems This Dell Technical White Paper explains the best practices for routing and securing the cables exiting the back of the R320 & R420 systems. Greg Henderson and Jose L. Flores Data Center Infrastructure Engineering May 2012
  • Dell PowerEdge R420 | Cable Routing Procedures - Page 2
    Procedures for Dell PowerEdge R320 & R420 Systems This document is for informational purposes only and may contain typographical errors and technical inaccuracies. The content is provided as is, without express or implied warranties of any kind. © 2012 Dell Inc. All rights reserved. Dell and its
  • Dell PowerEdge R420 | Cable Routing Procedures - Page 3
    CMA brackets for shallow racks 10 Section 4: Cabling a PowerEdge R320 or R420 system installed on static rails 11 Figures Figure 1. System with cables installed 4 Figure 2. Routing power cables through the strain reliefs on hot swap power supplies 5 Figure 3. Routing power cable through the
  • Dell PowerEdge R420 | Cable Routing Procedures - Page 4
    in the Rack Installation Instructions in the sliding rail kit to install the server into the rack. Once installed, use these instructions to install the cables. All illustrations in the following sections were created using a PowerEdge R320 system. NOTE: The PowerEdge R320 & R420 systems are
  • Dell PowerEdge R420 | Cable Routing Procedures - Page 5
    Cable Routing Procedures for Dell PowerEdge R320 & R420 Systems 1.2. Routing the power cables through the strain reliefs After you have installed the tray and cables, route the power cable(s) through the strain relief(s) located on the power supply handle(s) as shown in Figures 2 & 3. Figure 2.
  • Dell PowerEdge R420 | Cable Routing Procedures - Page 6
    Routing Procedures for Dell PowerEdge R320 & R420 Systems Figure 4. Attaching the inner CMA attachment bracket 1.3.2. Left-side mounting instructions 1. Install the CMA on the rear left side of the rails by attaching both CMA housings to the attachment brackets on the rails. 2. Route the cables
  • Dell PowerEdge R420 | Cable Routing Procedures - Page 7
    Cable Routing Procedures for Dell PowerEdge R320 & R420 Systems 6. Extend the system out of the rack to verify that there is sufficient slack in the cables on both ends of the CMA. See Figure 6 for an example of a completed left-side mounted CMA installation. Figure 6. Left-side mounted CMA
  • Dell PowerEdge R420 | Cable Routing Procedures - Page 8
    for Dell PowerEdge R320 & R420 Systems Section 2: Replacing a hot swap power supply on a PowerEdge R320 or R420 system with a CMA 2.1. Replacing a hot swap power supply with a left-side mounted CMA 1. Swing the CMA to its service position as described in the CMA Installation Instructions provided
  • Dell PowerEdge R420 | Cable Routing Procedures - Page 9
    Cable Routing Procedures for Dell PowerEdge R320 & R420 Systems Figure 8. Disconnecting the CMA attachment housings Figure 9. Replacing the outer power supply 9
  • Dell PowerEdge R420 | Cable Routing Procedures - Page 10
    -and-loop straps supplied with the rail kit, bundle the cables and secure them to either the left or right outer CMA attachment bracket as described in the Rack Installation Instructions. See Figure 10 for an example of data cables secured to the left outer CMA bracket and power cables secured to
  • Dell PowerEdge R420 | Cable Routing Procedures - Page 11
    to either the left rail or right rail as described in the Rack Installation Instructions. See Figure 12 for an example of data cables secured to the left rail and power cables secured to the right rail (as viewed from the rear of the system). Figure 12. Cabling a system installed in static rails 11
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Greg Henderson and Jose L. Flores
Data Center Infrastructure Engineering
May 2012
Cable Routing Procedures for Dell™
PowerEdge™ R320 & R420 Systems
This Dell Technical White Paper explains the best practices for routing
and securing the cables exiting the back of the R320 & R420 systems.