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Cisco uBR7246VXR Hardware Installation

Cisco uBR7246VXR Hardware Installation

Universal broadband router
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Download this manual See also: Installation Manual
Cisco uBR7246VXR Universal Broadband Router
Hardware Installation
INCLUDING LICENSE AND WARRANTY
Cisco One-Year Limited Hardware Warranty Terms
1
2
Overview
3
Site Preparation
Installing the Chassis
4
Connecting the Chassis to Power
5
6
Powering on the Cisco uBR7246VXR Router
7
Troubleshooting the Installation
Related Documentation
8
9
Obtaining Documentation
10
Documentation Feedback
Obtaining Technical Assistance
11
Obtaining Additional Publications and Information
12
Quick Start Guide

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Summary of Contents for Cisco uBR7246VXR

  • Page 1 INCLUDING LICENSE AND WARRANTY Cisco One-Year Limited Hardware Warranty Terms Overview Site Preparation Installing the Chassis Connecting the Chassis to Power Powering on the Cisco uBR7246VXR Router Troubleshooting the Installation Related Documentation Obtaining Documentation Documentation Feedback Obtaining Technical Assistance Obtaining Additional Publications and Information...

  • Page 2: Cisco One-Year Limited Hardware Warranty Terms

    Replacement, Repair, or Refund Policy for Hardware Cisco or its service center will use commercially reasonable efforts to ship a replacement part within ten (10) working days after receipt of a Return Materials Authorization (RMA) request. Actual delivery times can vary, depending on the customer location.

  • Page 3: Cisco Ubr7246Vxr Components

    • AC or DC power supplies–the Cisco uBR7246VXR supports an optional redundant power supply. • A Cisco cable clock card that allows you to lock onto and propagate a T1 clock signal throughout the router midplane. • One network processing engine (NPE) that performs system management functions for the chassis.

  • Page 4: Card Slot And Logical Interface Numbering

    Figure 1 Front and Rear Chassis Views uBR - MC28U uBR - MC28U uBR - MC28U uBR - MC28U Internal fans Auxiliary port Clock card 10 Optional Fast Ethernet port (M11 and RJ-45 receptacles) Fan tray handle 11 PCMCIA slots Captive installation screws (line cards) 12 AC plug 13 Power switch...

  • Page 5: Site Preparation

    200 to 500 Hz, 2 g (1 octet/min.) Power Guidelines Follow these precautions and recommendations when planning power connections to the Cisco uBR7246VXR router: • Check the power at your site before installation and periodically after installation to ensure that you are receiving clean power.

  • Page 6: Cabling Guidelines

    IEC 60950 based safety standards. Statement 1033 The Cisco uBR7246VXR router (using DC power supplies) is not shipped with wiring to connect to a DC power source. You must provide input, return, and earthing (grounding) wiring at the site, and install and protect the wiring in accordance with local and national wiring regulations.

  • Page 7: Workbench And Tabletop Installation Guidelines

    • Allow sufficient clearance around the rack for maintenance.You need 36 in. (91.44 cm) of clearance to remove and replace system components. • 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 comes with the chassis.

  • Page 8: Verifying Contents After Unpacking

    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 required components and documentation. Step 1 Using the packing list as a guide, verify that you have received everything that is listed, including the following: a.

  • Page 9: Attach The Rack-Mount Brackets To The Rear Of The Chassis

    Note There are eight holes in each of the rack-mount brackets for the Cisco uBR7246VXR. You may use either set of four holes to align the bracket to the threaded holes in the sides of the chassis. Step 3 Thread the four M4 x 6-mm Phillips flathead screws through the rack-mount bracket and into the side of the chassis.

  • Page 10: Attach The Rack-Mount Brackets To The Middle Of The Chassis

    Figure 5 Installing the Rack-Mount Brackets so the Front of the Chassis Is Flush with the Rack Rack-mount bracket Rack-mount bracket Note You cannot use the cable management bracket in this configuration. Figure 6 Installing the Rack-Mount Brackets so the Front of the Chassis Protrudes Out of the Rack Rack-mount bracket Rack-mount bracket Attach the Rack-Mount Brackets to the Middle of the Chassis...

  • Page 11: Installing The Cable-Management Brackets

    Figure 7 Installing the Rack-Mount Brackets in the Middle of the Chassis for Open or Relay-Type Racks Rack-mount bracket Rack-mount bracket Installing the Cable-Management Brackets If you are rack-mounting the chassis at the rear or middle of the chassis, both rack-mount brackets and the cable-management bracket must be installed before the chassis is installed in the rack.

  • Page 12: Installing The Chassis In The Rack

    Installing the Chassis in the Rack Warning This unit is intended for installation in restricted access areas. 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 chassis, be sure to use all of the required slotted screws to fasten the two rack-mount brackets to the rack posts.

  • Page 13: Installing The Chassis On A Workbench Or Tabletop

    Caution The Cisco uBR7246VXR router installation must comply with all applicable codes and is approved for use with copper conductors only. The ground bond fastening hardware should be of compatible material and preclude loosening, deterioration, and electrochemical corrosion of hardware and joined material. Attachment of the chassis ground to a headend, hub, or other interior ground system should be made with a 6-AWG, copper ground conductor at a minimum.

  • Page 14: Connecting The Chassis To Power

    Statement 43 Note Detailed instructions for handling and replacing the Cisco uBR7246VXR router power supplies are contained in the documents Cisco uBR7200 Series 550-Watt AC-Input Power Supply Replacement Instructions and Cisco uBR7200 Series 550-Watt DC-Input Power Supply Replacement Instructions at the following URL:...

  • Page 15: Ac Power Supplies

    Figure 10 AC and DC Power Supplies 10 9 Cable retention clip Captive installation screw Captive installation screw M5 grounding lugs AC receptacle Strain relief studs Power switch Power receptacle Handle 10 Power switch 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 from the AC receptacle, and plug in the power cable.

  • Page 16: Dc Power Supplies

    DC Power Supplies Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit. Statement 1003 Warning When installing or replacing the unit, the ground connection must always be made first and disconnected last. Statement 1046 Warning A readily accessible two-poled disconnect device must be incorporated in the fixed wiring.

  • Page 17: Powering On The Cisco Ubr7246Vxr Router

    Do not operate the system unless all cards, faceplates, front covers, and rear covers are in place. Statement 1029 After installing your Cisco uBR7246VXR universal broadband router and connecting cables, power on the router as follows: Step 1 Check for the following: a.

  • Page 18: Troubleshooting The Installation

    The amplitude and shape of the downstream IF carrier does not change after the router is configured, regardless of modulation scheme used whether 64 or 256-QAM. By default, Cisco uBR-MC16U or Cisco uBR-MC28U cable interface line cards have no output until the DS freq is set and the command no cab down rf-shut is applied.

  • Page 19: Identify Startup Problems

    ENABLED LED remains off after you have verified that it is properly installed, verify that the hardware revision of the port adapter in question is supported by the Cisco uBR7246VXR. Use the show diag command (Router# show diag slot ) to determine the type of port adapter and then check the product website to determine compatibility.

  • Page 20: Other Troubleshooting Information Websites

    • Cisco uBR7200 Series Universal Broadband Router Software Configuration Guide, at the following URL: http://www.cisco.com/univercd/cc/td/doc/product/cable/cab_rout/index.htm • Cisco Broadband Cable Command Reference Guide, at the following URL: http:/www.cisco.com/univercd/cc/td/doc/product/cable. • Regulatory Compliance and Safety Information for the Cisco uBR7200 Series Universal Broadband Router, at the following URL: http://www.cisco.com/univercd/cc/td/doc/product/cable/cab_rout/ub72rcsi.htm Obtaining Documentation Cisco documentation and additional literature are available on Cisco.com.

  • Page 21: Documentation Feedback

    The Cisco TAC website provides online documents and tools for troubleshooting and resolving technical issues with Cisco products and technologies. The Cisco TAC website is available 24 hours a day, 365 days a year. The Cisco TAC website is located at this URL: http://www.cisco.com/tac...

  • Page 22: Tac Case Priority Definitions

    To ensure that all cases are reported in a standard format, Cisco has established case priority definitions. Priority 1 (P1)—Your network is “down” or there is a critical impact to your business operations. You and Cisco will commit all necessary resources around the clock to resolve the situation.
  • Page 24 Copyright © 2004 Cisco Systems, Inc. All rights reserved. CCIP, CCSP, the Cisco Arrow logo, the Cisco Powered Network mark, Cisco Unity, Follow Me Browsing, FormShare, and StackWise are trademarks of Cisco Systems, Inc.; Changing the Way We Work, Live, Play, and Learn, and iQuick Study are service marks of Cisco Systems, Inc.; and Aironet, ASIST, BPX, Catalyst, CCDA, CCDP, CCIE, CCNA, CCNP, Cisco, the...

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