Dell PowerEdge PDU Managed LED Manual
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Dell PowerEdge PDU Managed LED Manual

Dell PowerEdge PDU Managed LED Manual

Cable routing procedures
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Cable Routing Procedures for the
Dell™ PowerEdge™ R520 System
This Dell Technical White Paper explains the best practices for routing
and securing the cables exiting the back of the R520 system.
Greg Henderson and Jose L. Flores
Data Center Infrastructure Engineering
May 2012

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Summary of Contents for Dell PowerEdge PDU Managed LED

  • Page 1 Cable Routing Procedures for the Dell™ PowerEdge™ R520 System This Dell Technical White Paper explains the best practices for routing and securing the cables exiting the back of the R520 system. Greg Henderson and Jose L. Flores Data Center Infrastructure Engineering...
  • Page 2 The content is provided as is, without express or implied warranties of any kind. © 2012 Dell Inc. All rights reserved. Dell and its affiliates cannot be responsible for errors or omissions in typography or photography. Dell, the Dell logo, and PowerEdge are trademarks of Dell Inc. Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products.

  • Page 3: Table Of Contents

    Cable Routing Procedures for the Dell PowerEdge R520 System Contents Introduction ......................4 Section 1: Cabling a PowerEdge R520 system with a CMA ............4 1.1. Connecting the cables to the system ..............4 1.2. Routing the power cables through the strain reliefs ..........5 1.3.

  • Page 4: Introduction

    CMA, following these procedures will ensure secure attachment and strain relief of the cables behind the system. For guidelines on how to route cables within the rack, refer to the Dell Best Practices Guide for Rack Enclosure white paper. For additional details regarding potential interferences between the CMA and...

  • Page 5: Routing The Power Cables Through The Strain Reliefs

    Cable Routing Procedures for the Dell PowerEdge R520 System 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.

  • Page 6: Figure 4. Attaching The Inner Cma Attachment Bracket

    Cable Routing Procedures for the Dell PowerEdge R520 System 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.

  • Page 7: Figure 6. Left-Side Mounted Cma Installation (Preferred)

    Cable Routing Procedures for the Dell PowerEdge R520 System 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.

  • Page 8: Section 2: Replacing A Hot Swap Power Supply On A Poweredge R520 System With A Cma

    Cable Routing Procedures for the Dell PowerEdge R520 System Section 2: Replacing a hot swap power supply on a PowerEdge R520 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 with the CMA kit.

  • Page 9: Figure 8. Disconnecting The Cma Attachment Housings

    Cable Routing Procedures for the Dell PowerEdge R520 System Figure 8. Disconnecting the CMA attachment housings Figure 9. Replacing a hot swap power supply...

  • Page 10: Section 3: Cabling A Poweredge R520 System On Sliding Rails Without A Cma

    Section 3: Cabling a PowerEdge R520 system on sliding rails without a CMA NOTE: The CMA for the Dell PowerEdge R520 system is optional. Without the CMA installed, the system must be powered down and all cables disconnected before it can be extended out of the rack.

  • Page 11: Section 4: Cabling A Poweredge R520 System Installed On Static Rails

    Cable Routing Procedures for the Dell PowerEdge R520 System Figure 11. Removing the outer CMA brackets for shallow racks Section 4: Cabling a PowerEdge R520 system installed on static rails NOTE: The CMA is compatible only with the sliding rails, not the static rails.

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