Hardware Installation Guide
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... the Cisco uBR7246VXR Universal Broadband Router Copyright © 2009 Cisco Systems, Inc. THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING PRODUCT ARE SET FORTH IN THE INFORMATION PACKET THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY THIS REFERENCE. This equipment has been tested and found to radio communications. These specifications are...
... the Cisco uBR7246VXR Universal Broadband Router Copyright © 2009 Cisco Systems, Inc. THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING PRODUCT ARE SET FORTH IN THE INFORMATION PACKET THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY THIS REFERENCE. This equipment has been tested and found to radio communications. These specifications are...
Hardware Installation Guide
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... i-v Related Documentation i-vi Obtaining Documentation and Submitting a Service Request i-vi Overview 1-1 Clock Card Overview 1-1 Clock Source Overview 1-2 Modes of Operation 1-2 Interface Specifications and Pinouts 1-3 LEDs 1-4 Clock Card Location in the Cisco uBR7246 VXR Chassis 1-5 Preparing for Installation 2-1 Required Tools and Equipment 2-1 Software Requirements 2-1 Safety Guidelines 2-2 Safety Warnings 2-2 Electrical Equipment Guidelines 2-3 Preventing Electrostatic...
... i-v Related Documentation i-vi Obtaining Documentation and Submitting a Service Request i-vi Overview 1-1 Clock Card Overview 1-1 Clock Source Overview 1-2 Modes of Operation 1-2 Interface Specifications and Pinouts 1-3 LEDs 1-4 Clock Card Location in the Cisco uBR7246 VXR Chassis 1-5 Preparing for Installation 2-1 Required Tools and Equipment 2-1 Software Requirements 2-1 Safety Guidelines 2-2 Safety Warnings 2-2 Electrical Equipment Guidelines 2-3 Preventing Electrostatic...
Hardware Installation Guide
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...specific software and hardware requirements, safety considerations, tools required, and procedures you should perform before the actual installation. Provides instructions for installing and removing the clock card in the Cisco uBR7246 VXR. Describes the procedures for configuring the clock card in the Cisco uBR7246 VXR. OL-26705-01 Cisco...the Cisco Cable Clock Card field-replaceable unit used in the Cisco uBR7246 VXR universal broadband router. This preface contains the following chapters: Section Chapter 1 Title Overview Chapter 2 Preparing for the Cisco uBR7246VXR ...
...specific software and hardware requirements, safety considerations, tools required, and procedures you should perform before the actual installation. Provides instructions for installing and removing the clock card in the Cisco uBR7246 VXR. Describes the procedures for configuring the clock card in the Cisco uBR7246 VXR. OL-26705-01 Cisco...the Cisco Cable Clock Card field-replaceable unit used in the Cisco uBR7246 VXR universal broadband router. This preface contains the following chapters: Section Chapter 1 Title Overview Chapter 2 Preparing for the Cisco uBR7246VXR ...
Hardware Installation Guide
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..., page 1-2 • Interface Specifications and Pinouts, page 1-3 • LEDs, page 1-4 • Clock Card Location in the same chassis, or by connecting to a Global Positioning System (GPS) receiver generating a T1 clock signal. OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 1-1 Note The Cisco Cable Clock Card does...
..., page 1-2 • Interface Specifications and Pinouts, page 1-3 • LEDs, page 1-4 • Clock Card Location in the same chassis, or by connecting to a Global Positioning System (GPS) receiver generating a T1 clock signal. OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 1-1 Note The Cisco Cable Clock Card does...
Hardware Installation Guide
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... cable interfaces in continuous contact with the primary and/or secondary external Stratum 1 clock source until a loss of operation for the Cisco uBR7246VXR Universal Broadband Router 1-2 OL-26705-01 This is the normal mode of service occurs, at which time the clock card assumes either...card, but these three methods, the clock card can provide timing reference to the Cisco uBR7246 VXR in a number of ways: • Locked to either holdover or freerun operation. Using one of the following minimum specifications: • Traceable to Stratum 1 clock signal Note A Stratum 1 clock has...
... cable interfaces in continuous contact with the primary and/or secondary external Stratum 1 clock source until a loss of operation for the Cisco uBR7246VXR Universal Broadband Router 1-2 OL-26705-01 This is the normal mode of service occurs, at which time the clock card assumes either...card, but these three methods, the clock card can provide timing reference to the Cisco uBR7246 VXR in a number of ways: • Locked to either holdover or freerun operation. Using one of the following minimum specifications: • Traceable to Stratum 1 clock signal Note A Stratum 1 clock has...
Hardware Installation Guide
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...secondary external clock source, you to connect your Cisco uBR7246 VXR to the secondary external clock source, if one has been connected. The primary and secondary DB-15 interfaces on . Chapter 1 Overview Interface Specifications and Pinouts • Holdover mode (crystal stabilized...the Cisco uBR7246 VXR transporting traffic using the TDM bus. Interface Specifications and Pinouts The interfaces on to external clock signal sources via standard DB-15 T1 interface cables. Holdover mode provides a reliable Stratum 3 clock to the Cisco uBR7246 VXR for the Cisco uBR7246VXR Universal ...
...secondary external clock source, you to connect your Cisco uBR7246 VXR to the secondary external clock source, if one has been connected. The primary and secondary DB-15 interfaces on . Chapter 1 Overview Interface Specifications and Pinouts • Holdover mode (crystal stabilized...the Cisco uBR7246 VXR transporting traffic using the TDM bus. Interface Specifications and Pinouts The interfaces on to external clock signal sources via standard DB-15 T1 interface cables. Holdover mode provides a reliable Stratum 3 clock to the Cisco uBR7246 VXR for the Cisco uBR7246VXR Universal ...