ADC H4TU-C-319 List 1 Line Unit - User Manual

HDSL4
HDSL4
USER MANUAL
H4TU-C-319 List 1 Line Unit
Product Catalog: H4TU-C-319-L1
CLEI: VACJNUNE

ADC H4TU-C-319 List 1 Line Unit Specifications

General

Brand	ADC
Model	H4TU-C-319 List 1 Line Unit
Category	Network Hardware
Language	English

Summary

How to Use This Manual

Inspect Shipment Upon Receipt

Overview of HDSL4 System

H4 TU-C-319 Features

Lists key features including HDSL4 transmission and front-panel provisioning capabilities.

HDSL4 System Applications

H4 TU-C-319 Front Panel Components

Front Panel Display and Status LED

Explains the front-panel display messages and the meaning of the Status LED indications.

Front Panel Interface Jacks and Ports

Describes the DSX-1 access jacks and the RS-232 craft port for maintenance terminal connection.

H4 TU-C-319 Installation Procedure

Verifying H4 TU-C-319 Operation

Verification Without Downstream Device

Checks to perform when no downstream device is connected to the H4TU-C.

Verification With Downstream Device

Checks to perform when a downstream device is connected to the H4TU-C.

H4 TU-C-319 Provisioning

Provisioning Methods: Pushbuttons vs. Terminal

Explains using front-panel buttons and a maintenance terminal for system configuration.

Key Provisioning Tasks

Covers resetting defaults, displaying parameters, disabling alarms, and managing loopbacks.

Specific Provisioning Tasks

Details setting date/time, circuit IDs, system configuration, and clearing logs.

Monitoring H4 TU-C-319 System Activity

System Overview and Spans

Describes the H4TU-C-319's support for doublers and HDSL4 spans, illustrated by a diagram.

Using the Monitor Screen for System Activity

How to view system activity and loopbacks using the Monitor screen.

Viewing Performance Data Screens

Accessing and interpreting DS1 and HDSL4 performance history and current statistics.

Viewing Alarm Data Screens

How to view and interpret DS1 and HDSL4 alarm history and current alarms.

Tracking System Events with the Event Log

Generating System Reports

H4 TU-C-319 Testing Procedures

Understanding System Alarms

Details front-panel system alarms, their priority, and how they are displayed.

Remote LOS and AIS Response Configuration

Explains how the H4TU-R responds to LOS/AIS events based on configuration options.

Loopback Operation and Commands

Covers different loopback options, how to initiate them, and specific command procedures.

H4 TU-C-319 Technical Specifications

Power Consumption and Dissipation

Details power parameters including consumption, dissipation, and current drain for various configurations.

Loop Attenuation, Insertion Loss, and Reach

Specifies HDSL4 reach charts based on cable gauge, insertion loss, and attenuation.

Card-Edge Connector Pinouts

Diagrams and descriptions of the H4TU-C-319 card-edge connector pins.

System Alarm Output and Craft Port

Details the system alarm output pin and the RS-232 craft port pinout.

H4 TU-C-319 Functional Operation

Timing and Ground Fault Detection

Describes the H4TU-C's low-loop wander timing and its Ground Fault Detection circuit.

Spectrum Compatibility Issues

Discusses spectrum compatibility with ADSL services in adjacent pairs and doubler applications.

H4 TU-C-319 Shelf Compatibility

ADC Product Support Information

H4 TU-C-319 Glossary of Abbreviations

H4 TU-C-319 Certifications and Warranty

FCC Class A Compliance Statement

Information on compliance with FCC rules for digital devices in commercial environments.

Limited Warranty Terms

Outlines the warranty period for hardware and software, exclusions, and disclaimers.

Safety Standards Compliance

Lists safety standards (GR 63-CORE, GR 1089-CORE, UL/CSA) the H4TU-C-319 complies with.