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Cisco Systems uBR7246VXR manuel d'utilisation

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Un bon manuel d’utilisation

Les règles imposent au revendeur l'obligation de fournir à l'acheteur, avec des marchandises, le manuel d’utilisation Cisco Systems uBR7246VXR. Le manque du manuel d’utilisation ou les informations incorrectes fournies au consommateur sont à la base d'une plainte pour non-conformité du dispositif avec le contrat. Conformément à la loi, l’inclusion du manuel d’utilisation sous une forme autre que le papier est autorisée, ce qui est souvent utilisé récemment, en incluant la forme graphique ou électronique du manuel Cisco Systems uBR7246VXR ou les vidéos d'instruction pour les utilisateurs. La condition est son caractère lisible et compréhensible.

Qu'est ce que le manuel d’utilisation?

Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation Cisco Systems uBR7246VXR décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.

Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.

Donc, ce qui devrait contenir le manuel parfait?

Tout d'abord, le manuel d’utilisation Cisco Systems uBR7246VXR devrait contenir:
- informations sur les caractéristiques techniques du dispositif Cisco Systems uBR7246VXR
- nom du fabricant et année de fabrication Cisco Systems uBR7246VXR
- instructions d'utilisation, de réglage et d’entretien de l'équipement Cisco Systems uBR7246VXR
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

Pourquoi nous ne lisons pas les manuels d’utilisation?

Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage Cisco Systems uBR7246VXR ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles Cisco Systems uBR7246VXR et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service Cisco Systems en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées Cisco Systems uBR7246VXR, comme c’est le cas pour la version papier.

Pourquoi lire le manuel d’utilisation?

Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif Cisco Systems uBR7246VXR, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation Cisco Systems uBR7246VXR. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    Q UICK S TART G UIDE Cisco uBR7246VXR Universal Broadband Router INCLUDING LICENSE AND W ARRANTY 1 Cisco One-Y ear Limited Hardw are W ar ranty T erms 2 Overview 3 Site Preparation 4 Installing the Chassis 5 Connecting the Chassis to P ower 6 P owering on the Cisco uBR7246VXR Router 7 T roubleshooting the Installation 8 Rel at ed Do cu me nta ti on[...]

  • Page 2

    2 1 Cisco One-Year Limited Hardware Warranty Terms There are special terms applicable to your hardw are warranty and variou s services that you can use during the warranty period. Y our formal W arranty Statement, including the warran ties and license agreements applicable to Cisco software, is av ailable on Cisco.com. Follow these steps to access [...]

  • Page 3

    3 2 Overview The Cisco uBR7246VXR universal b roadband router is used in Cisco Ca ble Modem T ermi n atio n System (CMTS ) solutions. Th e router allows high-speed data serv ices to be packaged similar to basic cable television service or video fare. The Cisco uBR7246VXR router: • Supports data and packetized voice con nectivity over a bidirectio[...]

  • Page 4

    4 Figure 1 Fr ont and Rear Chassis Views Card Slot and Logica l Interface Numbering Port adapter and cable interface line card slots maintain the same slot number regardless of whether other port adapters or cable interface line cards are in stalled or removed. However , when you move a port ada pter or a line card to a different slot, the logical [...]

  • Page 5

    5 3 Site Preparation Check the following: • Site is capable of maintaining an ambient temperature of 32 to 104 degrees Fahrenheit • Site power is available and adequate • Cabling requirements (type, distance) • Rack-mounting requirements (working space, proper airflow) Site Environment War ni ng This unit is intend ed for installation in re[...]

  • Page 6

    6 Power Connection Guideli nes for DC-Powered Systems The DC-input power supply al lows the Cisco uBR7246VXR router to operate on either -48 or -60 VDC systems. War ni ng Connect the unit only to DC power source that complies with the safety extra-low voltage (SEL V) requirements in IEC 60950 based safety standards. Statement 1033 The Cisco uBR7246[...]

  • Page 7

    7 4 Installing the Chassis Rack-Mount Installation Guidelines • Allow sufficient clearance around the rack fo r maintenance.Y ou ne ed 36 in. (91.44 cm) of clea rance to remove an d replace system componen ts. • If the Cisco uBR7246VXR chassis is the only unit in a rack, mount the chassis at the bottom of the rack. Use the rack-mount kit that c[...]

  • Page 8

    8 Verifying Contents After Unpacking Power cables, manuals, and other additional items are packaged in separate boxes. After you have unpacked the system, verify that you have received all the re quired components and documentation. Step 1 Using the packing list as a guide, verify that you have received everything that is listed, inclu ding the fol[...]

  • Page 9

    9 Attach the Rack-Mount Brackets to the Rear of the Chassis T o install the rack-mount brackets on the chassis for a re ar rack-mount configuration, complete the following steps: Step 1 Locate the threa ded holes in the rear sides of the chassis. Step 2 Alig n the first rack-mount bracket to the threaded holes in the right side of the chassis. See [...]

  • Page 10

    10 Figur e 5 Installing the Rack-Mount Br ac k ets so th e Fr ont of the Chassis Is Flush with the Rac k Note Y ou cannot use the cable management bracket in this configuration. Figur e 6 Installing the Rack-Mount Br ac k ets so the Fr ont of the Chassis Protr udes Out of the Rac k Attach the Rack-Mount Brackets to the Middle of the Chassis T o ins[...]

  • Page 11

    11 Figur e 7 Installing the Rac k-Mount Br ack ets in the Midd le of the Chassis f or Open or Rela y -T ype Racks Installing the Cable-Management Brackets If you are rack-mounting the ch assis at the rear or middle of th e chassis, both rack-mount brac kets and the cable-management bracket must be installe d before the chassis is instal led in the [...]

  • Page 12

    12 Installing the Chassis in the Rack War ni ng This unit is intend ed for installation in restricted access are as. A restricted access area can be accessed only through the use of a special tool, lock and key , or other means of security . Statement 1017 Caution Because the brackets support the weight of the entire ch assi s, be sure to use all o[...]

  • Page 13

    13 Installing the Chassis on a Workbench or Tabletop Complete the following steps to install the Cisco uBR7246 VXR router on a workbench or tabletop: Step 1 Remov e any debris and dust from the tabletop or workbench, and the surrounding area. Step 2 On the chassis, ensure that all captiv e screws on the network processing engi ne, the I/O controlle[...]

  • Page 14

    14 Step 1 Ensu re that there is no power going to the router . Step 2 Strip approxi mately 0.75 in (2 cm) of shielding from the wire. Step 3 In sert the stripped end of the wire into the ope n end of the ground lug, and crimp the lug. Step 4 Slide a segment of heat shri nk tubing over the exposed grounding lug and wire connection. Step 5 Shrink the[...]

  • Page 15

    15 5 Connecting the Chassis to Power Following are the procedures for connecting AC-input or DC-input power to your Cisco uBR7246VXR router . War ni ng This unit might have more than one power supply conn ection. All connections must be removed to de-energize the unit. Statement 1028 War ni ng T ake care when connecting uni ts to the supply circuit[...]

  • Page 16

    16 AC Power Supplies Step 1 At the rear of the router , ensure that the power switch on the power supply is in the OFF (0) position. Step 2 Slide the cable-retention clip to the left, away fr om the AC receptacle, and plug in the power cable. Step 3 Secure the cab le in the power supply AC receptacle by sliding the cable-retention clip to the ri gh[...]

  • Page 17

    17 Tools • 8-mm wrench or nut driver , or adjustable wrench (for connecting a grounding lug to a D C-input power supply only) • 7-mm wrench or nut driver , or adjustable wrench (for connecting the DC-input powe r lead strain-relief cover to a DC-i nput power supply only) • 14 A WG (2.08 mm 2 ) cable with a minimum of three conductors rated fo[...]

  • Page 18

    18 Figur e 12 Replacing the Strain-Relie f Co v er on a DC-Input Po w er Supply Ti p Figure 12 shows the grounding lug connected to th e two ve rtically aligned M5 grounding receptacles. Y ou may also connect the grounding lug to the two horizontally aligned M5 receptacles. Cabling For information about cabling, refer to the field-re placeable unit[...]

  • Page 19

    19 6 Powering on the Cisco uBR7246VXR Router War ni ng Blank faceplates and cover panels serve t hree important functions: they prevent exposure to haza rdous voltages and currents inside the chassis; they contain electromagnetic interferen ce (EMI) that might disrupt oth er equipment; and they direct the flow of cooling air through the chassis. Do[...]

  • Page 20

    20 The amplitude and shape of the downstrea m IF carrier does not change after the router is configured, re gardless of modulation scheme used whether 64 or 256-QAM. Ti p By default, Cisco uBR-MC16U or Cisco uBR-MC 28U cable interface line cards have no output until the DS freq is set and the command no cab down rf-shut is applied.[...]

  • Page 21

    21 7 Troubleshooting the Installation This section contains information to help installers an d technicians troublesho ot the hardware installation. Figure 13 shows the general troubleshooting strategy used to troubl eshoot th e hardware. Refer to this flow chart as n ecessary , and follow the steps to isolate hard wa re problems to a specific subs[...]

  • Page 22

    22 Note If you are using a Cisco uBR7200-NPE-G1, you do not need an I/O controller module installed in the chassis. Use the show version command ( Router# show version ) to determine the NPE that is installed in your router . 3. If the clock card ENABLED LED is off, verify that the card is securely installed in the chassis. 4. Always verify that th[...]

  • Page 23

    23 8 Related Documentation • Cisco uBR7200 Series Universal Broadba nd Router Hardware Installation Guide , at the following URL: http://www.cisco.com/en/US/products/hw/cable/ps2217/prod_ installation_guides_list.html • Field-replaceable units (FRU) information, at the following URL: http://www.cisco.com/en/US/products/hw/cable/ps2217/prod_ ins[...]

  • Page 24

    24 9 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 revise d Cisco technical documentation, at: http://www .cisco.com/en/US/docs/general[...]

  • Page 25

    Americas He adquarters Cisco Systems, Inc. San Jose, CA Asia Pacific Headqua rters Cisco Systems (USA) Pte. Ltd. Singapore Europe Head quarters Cisco Systems International BV Amsterdam, The Netherlands Cisco has more than 200 offices worldwide. Addres ses, phone numbers, and fax numbers are listed on the Cisco W ebsite at http://www.ci sco.com/web/[...]

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