Cisco Model D-PCG1000 PowerKEY CAS Gateway Maintenance Manual
About This Guide
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About This Guide
Introduction
As a leading provider of cable services, you want to ensure that your subscribers
have a compelling experience—one that will prompt them to come back for more.
For this reason, maintaining the Quadrature Amplitude Modulation (QAM) devices
in your Digital Broadband Delivery System (DBDS) is more important than ever.
This guide helps you perform the maintenance tasks and troubleshooting that keep
the QAM devices on your DBDS in top condition.
Note: In this guide, the following products are referred to as "QAM devices."
Note: In this guide, the following products are referred to as "QAM devices."
Conditional Access QAM Modulators (CAQAMs or QAMs)
Multiple QAM Modulators (MQAMs)
Gigabit QAM Modulators (GQAMs)
Dual SFP Gigabit QAM Modulators (Dual SFP GQAMs)
Gigabit Overlay QAM Modulators (GoQAMs)
Purpose
After reading this guide, you should be able to perform routine maintenance tasks
on your QAM devices and identify operational issues before they become major
problems. If problems occur, proceed to the troubleshooting tips provided in this
guide.
Scope
The purpose of this guide is to provide guidelines and procedures for maintaining
correct and efficient operation of your QAM devices. This guide includes normal
maintenance tasks and troubleshooting procedures for the QAM devices.
Audience
This document was written for Digital Network Control System (DNCS) operators.
Cisco
®
field service engineers and Cisco Services engineers may also find the
information in this document helpful. Since many of the guidelines and checks in
this document require the use of UNIX, readers should also be proficient in UNIX.