Table Of Contents

Preface

Document Revision History

Document Objectives

Audience

Document Organization

Document Conventions

Warning Definition

Obtaining Documentation and Submitting a Service Request

Preface

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This preface describes the objectives, intended audience, and organization of this document and explains how to find additional information on related products and services.

This preface contains the following sections:

•Document Revision History

•Document Objectives

•Audience

•Document Organization

•Document Conventions

•Obtaining Documentation and Submitting a Service Request

Document Revision History

Revision	Date	Reason
OL-5421-03	December 15, 2008	Added NPE-G2 information and removed support for Cisco uBR7225VXR router.
OL-5421-02	February 28, 2008	Added support for Cisco uBR7225VXR router.
OL-5421-01	June 18, 2007	Modified OIR support text for cable interface line cards.
OL-5421-01	January14, 2004	Moved document to online only, updated format.
78-10243-03	July 08, 2002	Original publication and updates to 78-10243-03

The Document Revision History table below records technical changes to this document.

Document Objectives

This guide provides hardware installation instructions for the Cisco uBR7200 series universal broadband routers:

•Cisco uBR7246

•Cisco uBR7246VXR

The guide contains procedures to unpack, install, and connect the Cisco uBR7200 series router hardware that enables your cable television (CATV) headend or distribution hub to support digital data and Voice-over-IP (VoIP) services. The guide includes procedures to characterize your cable plant to ensure that data services are reliably supported over the cable infrastructure.

Audience

This guide is intended for cable system installers and technicians who physically install and connect the Cisco uBR7200 series universal broadband router and associated equipment at the cable headend or distribution hub. Cable system installers and technicians should be familiar with their cable plant base operating parameters and service offerings.

The guide provides limited configuration information. After following applicable procedures in this guide, refer to the "Obtaining Documentation and Submitting a Service Request" section for related Cisco publications that more completely address configuration.

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Warning Only trained and qualified personnel should be allowed to install, replace, or service this equipment. Statement 1030

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Document Organization

This hardware installation guide is organized into the following chapters and appendixes:

Chapter Title	Description
Chapter 1, "Cisco uBR7200 Series Overview"	About Cisco uBR7200 series chassis and components.
Chapter 2, "Preparing the Cisco uBR7200 Series Router for Installation"	Safety considerations, tools, and other equipment required to prepare your site.
Chapter 3, "Installing the Cisco uBR7200 Series Router"	Installing the chassis and connecting the power and network interface cables.
Chapter 4, "Connecting the Cisco uBR7200 Series Router to the Cable Headend"	Connecting the Cisco uBR7200 series router to a hybrid fiber-coaxial (HFC) network and describe configuring and measuring downstream and upstream portions of the HFC network.
Chapter 5, "Maintaining the Cisco uBR7200 Series Router"	Basic hardware maintenance instructions.
Chapter 6, "Troubleshooting"	Troubleshooting hardware installations.
Appendix A, "Cisco uBR7200 Series Router Specifications"	System specifications.
Appendix B, "RF Specifications"	Recommended RF settings at the headend for both Data-over-Cable Service Interface Specifications (DOCSIS) and EuroDOCSIS networks.
Appendix C, "Cable Specifications"	Cable and cable pinout information for the Cisco uBR7200 series routers.
Appendix D, "Industry-Standard Wiring Plans"	The telephone industry color-code schemes for 25-pair wires including the pin numbers, optical fibers, and small wire pairs.
Appendix E, "Frequency Allocation Tables"	Information on the National Television System Committee (NTSC) frequency map for 6-MHz channel bands and the Phase Alternating Line (PAL) and SEquential Couleur Avec Memoire (SECAM) frequency map for 8-MHz channel bands.
Appendix F, "Manufacturers for Headend Provisioning Requirements"	Manufacturers and websites required to prepare and provision a North American or a European cable headend to support digital data.
Appendix G, "Site Log"	Example of a cable headend site log—Use to keep a historical record of actions relevant to the Cisco uBR7200 series router installation, operations, and maintenance.

Document Conventions

This publication uses the following conventions:

•The symbol ^ represents the key labeled Control. For example, the key combination ^z means hold down the Control key while you press the z key.

Command descriptions use these conventions:

•Examples that contain system prompts denote interactive sessions, indicating the commands that you should enter at the prompt. The system prompt indicates the current level of the EXEC command interpreter. For example, the prompt Router> indicates that you should be at the user level, and the prompt Router# indicates that you should be at the privileged level.

Access to the privileged level usually requires a password. For additional information, refer to the related software configuration and reference documentation listed in the Cisco uBR7200 Series Software Configuration Guide at the following URL:

http://www.cisco.com/en/US/docs/cable/cmts/ubr7200/configuration/guide/cr72scg.html

•Commands and keywords are in boldface font.

•Arguments for which you supply values are in italic font.

•Elements in square brackets ([ ]) are optional.

•Alternative but required keywords are grouped in braces ({ }) and separated by vertical bars (|).

Examples use these conventions:

•Terminal sessions and sample console screen displays are in screen font.

•Information you enter is in boldface screen font.

•Nonprinting characters, such as passwords, are in angle brackets (< >).

•Default responses to system prompts are in square brackets ([ ]).

•Exclamation points (!) at the beginning of a line indicate a comment line.

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Caution Means reader be careful. You are capable of doing something that might result in equipment damage or loss of data.

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Note Means reader take note. Notes contain helpful suggestions or references to materials not contained in this manual.

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Timesaver Means the described action saves time. You can save time by performing the action described in the paragraph.

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Tip Means the following information might help you solve a problem.

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For all warning translations, refer to Regulatory Compliance and Safety Information for Cisco uBR7200 Series Universal Broadband Routers at the following URL:

http://www.cisco.com/en/US/docs/cable/cmts/ubr7200/regulatory/compliance/ub72rcsi.html

Warning Definition

Warning	IMPORTANT SAFETY INSTRUCTIONS This warning symbol means danger. You are in a situation that could cause bodily injury. Before you work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar with standard practices for preventing accidents. Use the statement number provided at the end of each warning to locate its translation in the translated safety warnings that accompanied this device. Statement 1071 SAVE THESE INSTRUCTIONS
Waarschuwing	BELANGRIJKE VEILIGHEIDSINSTRUCTIES Dit waarschuwingssymbool betekent gevaar. U verkeert in een situatie die lichamelijk letsel kan veroorzaken. Voordat u aan enige apparatuur gaat werken, dient u zich bewust te zijn van de bij elektrische schakelingen betrokken risico's en dient u op de hoogte te zijn van de standaard praktijken om ongelukken te voorkomen. Gebruik het nummer van de verklaring onderaan de waarschuwing als u een vertaling van de waarschuwing die bij het apparaat wordt geleverd, wilt raadplegen. BEWAAR DEZE INSTRUCTIES
Varoitus	TÄRKEITÄ TURVALLISUUSOHJEITA Tämä varoitusmerkki merkitsee vaaraa. Tilanne voi aiheuttaa ruumiillisia vammoja. Ennen kuin käsittelet laitteistoa, huomioi sähköpiirien käsittelemiseen liittyvät riskit ja tutustu onnettomuuksien yleisiin ehkäisytapoihin. Turvallisuusvaroitusten käännökset löytyvät laitteen mukana toimitettujen käännettyjen turvallisuusvaroitusten joukosta varoitusten lopussa näkyvien lausuntonumeroiden avulla. SÄILYTÄ NÄMÄ OHJEET
Attention	IMPORTANTES INFORMATIONS DE SÉCURITÉ Ce symbole d'avertissement indique un danger. Vous vous trouvez dans une situation pouvant entraîner des blessures ou des dommages corporels. Avant de travailler sur un équipement, soyez conscient des dangers liés aux circuits électriques et familiarisez-vous avec les procédures couramment utilisées pour éviter les accidents. Pour prendre connaissance des traductions des avertissements figurant dans les consignes de sécurité traduites qui accompagnent cet appareil, référez-vous au numéro de l'instruction situé à la fin de chaque avertissement. CONSERVEZ CES INFORMATIONS
Warnung	WICHTIGE SICHERHEITSHINWEISE Dieses Warnsymbol bedeutet Gefahr. Sie befinden sich in einer Situation, die zu Verletzungen führen kann. Machen Sie sich vor der Arbeit mit Geräten mit den Gefahren elektrischer Schaltungen und den üblichen Verfahren zur Vorbeugung vor Unfällen vertraut. Suchen Sie mit der am Ende jeder Warnung angegebenen Anweisungsnummer nach der jeweiligen Übersetzung in den übersetzten Sicherheitshinweisen, die zusammen mit diesem Gerät ausgeliefert wurden. BEWAHREN SIE DIESE HINWEISE GUT AUF.
Avvertenza	IMPORTANTI ISTRUZIONI SULLA SICUREZZA Questo simbolo di avvertenza indica un pericolo. La situazione potrebbe causare infortuni alle persone. Prima di intervenire su qualsiasi apparecchiatura, occorre essere al corrente dei pericoli relativi ai circuiti elettrici e conoscere le procedure standard per la prevenzione di incidenti. Utilizzare il numero di istruzione presente alla fine di ciascuna avvertenza per individuare le traduzioni delle avvertenze riportate in questo documento. CONSERVARE QUESTE ISTRUZIONI
Advarsel	VIKTIGE SIKKERHETSINSTRUKSJONER Dette advarselssymbolet betyr fare. Du er i en situasjon som kan føre til skade på person. Før du begynner å arbeide med noe av utstyret, må du være oppmerksom på farene forbundet med elektriske kretser, og kjenne til standardprosedyrer for å forhindre ulykker. Bruk nummeret i slutten av hver advarsel for å finne oversettelsen i de oversatte sikkerhetsadvarslene som fulgte med denne enheten. TA VARE PÅ DISSE INSTRUKSJONENE
Aviso	INSTRUÇÕES IMPORTANTES DE SEGURANÇA Este símbolo de aviso significa perigo. Você está em uma situação que poderá ser causadora de lesões corporais. Antes de iniciar a utilização de qualquer equipamento, tenha conhecimento dos perigos envolvidos no manuseio de circuitos elétricos e familiarize-se com as práticas habituais de prevenção de acidentes. Utilize o número da instrução fornecido ao final de cada aviso para localizar sua tradução nos avisos de segurança traduzidos que acompanham este dispositivo. GUARDE ESTAS INSTRUÇÕES
¡Advertencia!	INSTRUCCIONES IMPORTANTES DE SEGURIDAD Este símbolo de aviso indica peligro. Existe riesgo para su integridad física. Antes de manipular cualquier equipo, considere los riesgos de la corriente eléctrica y familiarícese con los procedimientos estándar de prevención de accidentes. Al final de cada advertencia encontrará el número que le ayudará a encontrar el texto traducido en el apartado de traducciones que acompaña a este dispositivo. GUARDE ESTAS INSTRUCCIONES
Varning!	VIKTIGA SÄKERHETSANVISNINGAR Denna varningssignal signalerar fara. Du befinner dig i en situation som kan leda till personskada. Innan du utför arbete på någon utrustning måste du vara medveten om farorna med elkretsar och känna till vanliga förfaranden för att förebygga olyckor. Använd det nummer som finns i slutet av varje varning för att hitta dess översättning i de översatta säkerhetsvarningar som medföljer denna anordning. SPARA DESSA ANVISNINGAR
Aviso	INSTRUÇÕES IMPORTANTES DE SEGURANÇA Este símbolo de aviso significa perigo. Você se encontra em uma situação em que há risco de lesões corporais. Antes de trabalhar com qualquer equipamento, esteja ciente dos riscos que envolvem os circuitos elétricos e familiarize-se com as práticas padrão de prevenção de acidentes. Use o número da declaração fornecido ao final de cada aviso para localizar sua tradução nos avisos de segurança traduzidos que acompanham o dispositivo. GUARDE ESTAS INSTRUÇÕES
Advarsel	VIGTIGE SIKKERHEDSANVISNINGER Dette advarselssymbol betyder fare. Du befinder dig i en situation med risiko for legemesbeskadigelse. Før du begynder arbejde på udstyr, skal du være opmærksom på de involverede risici, der er ved elektriske kredsløb, og du skal sætte dig ind i standardprocedurer til undgåelse af ulykker. Brug erklæringsnummeret efter hver advarsel for at finde oversættelsen i de oversatte advarsler, der fulgte med denne enhed. GEM DISSE ANVISNINGER

Obtaining Documentation and Submitting a Service Request

For information on obtaining documentation, submitting a service request, and gathering additional information, see the monthly What's New in Cisco Product Documentation, which also lists all new and revised Cisco technical documentation, at:

http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html

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