Руководство По Установке для Cisco Headend System Release 2.7
About This Guide
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About This Guide
Introduction
This document provides information and procedures for upgrading a Model D9479
Gigabit Quadrature Amplitude Modulation (GQAM) Modulator (GQAM) to GQAM
software version 4.2.1. This document also includes a description of the new features
and change requests (CRs) implemented in this release.
Purpose
This document enables system operators to perform the following tasks:
Upgrade the GQAM with software version 4.2.1.
Roll back to earlier version of software in the unlikely event that a site
encounters problems after upgrading the software.
Scope
This document provides instructions for upgrading the Model D9479 GQAM
Modulator with GQAM software version 4.2.1. It does not provide instructions for
installing a GQAM modulator in your headend.
Note: For instructions to install a GQAM modulator in your headend or for a
Note: For instructions to install a GQAM modulator in your headend or for a
complete description of GQAM features, refer to the Gigabit QAM Modulator Model
D9479 Hardware Installation and Operation Guide (part number 745431) or the Dual
SFP Gigabit QAM Modulator Installation and Operation Guide (part number 4014102).
Audience
System operators or field service engineers who are responsible for installing the
GQAM software onto a GQAM modulator should read this publication.