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Table of contents for the manual
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Page 1
Cable management for rack-mounted systems technology brief, 2 nd edition Abstract .............................................................................................................................................. 2 Introduction ..............................................................................................................[...]
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Abstract High-density server installations involv e an increa sing amount of power and data cables within each rack. Mismanagement of cable assemblies can lead to poor system performance, difficult maintenance, unnecessary downtime, and even safe ty hazards. This paper describes proper methods and recommended techniques and products for safe and ef[...]
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Page 3
Cable routing guidelines To minimize maintenance, safety , and performance issues, routing of power and data cables should be in accordance with the following guidelines. Separation of power and data cables Cables in close proximity to each other, especially those oriented in parallel or in loops, can create electromagnetic interference (EMI) throu[...]
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Securing power cables and connectors Power cables and connectors should receive extra ca re during installation, since loose cables or connectors can result in loss of power an d un schedu led downtime. A loose power connector can create high contact resista nce that can result in arcing and a fire hazard. HP power distribution products are often s[...]
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• Use cable routing accessories designed to maintain and secure cable. • Leave enough slack in cables for operation of arti culated arms and rail slides. Since actual conductor size and type vary among ty pes of cables, the bend radius ru le can differ among cable types. For example, Table 1 lists the mi nimum bend radius for HP fiber optic cab[...]
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• Do not allow other cables or components to exert tension on fiber optic cabl es, which can be easily crushed or damaged. • Avoid routing fiber optic cable around chassis and cabinet corners. If this is unavoidable, protect the cable. Routing network cable Network interconnects can involve a larg e amou nt of cabling due to the component/data [...]
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Page 7
Table 2. HP cabling solutions Product HP part number Description Cable Management D-ring Kit 168233-B21 This kit contains 10 D-rings that mount in the back rails of the rack and allow for cables to be routed and organized within the rack. Network Cable Management Kit AF099A This kit provides an easy way to organize and route cables within HP racks.[...]
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For more information For additional information about racks, rack options, and accessories, refer to the HP Infrastructure Products page at http://h18004.www1.hp.com/products/servers/platforms/ra ckandpower.html . To learn more about HP Factory Express, contact you r HP sales representative or visit our webs ite at www.hp.com/go/factory-express . C[...]