Cisco 6160 Installation And Replacement Notes

Also see for 6160: Quick reference guide Hardware installation guide Installation procedures

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Corporate Headquarters:Copyright © 2002. Cisco Systems, Inc. All rights reserved.Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USACisco 6160 PEM FRU Installation andReplacement NotesProduct Number: 6160-1-PEM-DC=This document provides an overview of and installation and replacement procedures for the Cisco 6160power entry module (PEM). The PEM is a field-replaceable unit (FRU) in the Cisco 6160 chassis.Warning Only trained and qualified personnel should be allowed to install, replace, or service this equipment.ContentsThis document includes the following sections:• Introduction, page 1• Part and Tool Requirements, page 4• General Safety Precautions and Maintenance Guidelines, page 4• Removing and Installing the Cisco 6160 PEM, page 10• Standards and Certifications, page 13• Related Documentation, page 14• Obtaining Documentation, page 14• Obtaining Technical Assistance, page 15IntroductionThe Cisco 6160 chassis is equipped with one or two –48VDC PEMs, which distribute direct current (DC)power within the chassis. The Cisco 6160 needs only one active PEM to operate; if two PEMs areinstalled, a secondary PEM serves as a hot backup to the first PEM.Each PEM should be connected to a single DC power source. For full power redundancy, two PEMs mustbe installed and connected to two separate DC power sources.