ADC
H4TU-C-319 List 1 Line Unit
user manual
HDSL4
Troubleshooting
Specs
Install
HDSL4 Reach Chart
Disabling an Alarm
Ground Fault Detection
Warranty
Maintenance
Config Menu
Issue
Page 1
HDSL4
U
SER
M
ANUAL
H4TU-C-319
List 1 Line Unit
Product Catalog:
H4TU-C-319-L1
CLEI: VACJNUNE
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Contents
H4TU-C-319 List 1 Line Unit
HDSL4
Date Revisions Made
Issue
2001 Initial release March 15
September 12
Inspecting Shipment
Using this Manual
Inspecting Shipment
Table of Contents
Appendix B Functional Operation
List of Figures
Config Menu
List of Tables
Navigational Keys for the Maintenance Terminal Screens
Overview
Features
Applications
H4TU-C-319 List 1 Front Panel
Front Panel
Front-Panel Description
Front-Panel Feature Function
BRG
Line
Message Full Name Description
Front-Panel Display Messages
Loopback Messages
Diagnostic Messages
System Information Messages a
FRM Frame SF, ESF, Unfr
Marg Margin Current margin threshold setting measured in dB
Code Line Code AMI, B8ZS
Substitution B8ZS
Installing the H4TU-C-319 List 1 into a Shelf
Installation
Verification without a Downstream Device
Verification
Verification with a Downstream Device
Setting Options through Mode and SEL
Using the Mode and SEL Pushbuttons
Provisioning
Displaying System Parameter Settings
Resetting to Factory Default
Disabling an Alarm
Loopback Modes
Connecting to a Maintenance Terminal
Using a Maintenance Terminal
Navigational Keys for the Maintenance Terminal Screens
Logon Screen
Menu Functions
Press this key
Press this key To access this menu Menu Functions
Provisioning Tasks
Setting Date and Time
Inventory Screen
Setting Circuit ID Numbers
Config Menu
Configuring the System
Config Menu Standard Options defaults shown
60 min
H4TU-C-319 List 1 Standard Config Menu Options
38 dB
Auto
ADC Config Menu Screen Selection Description Options
H4TU-C-319 List 1 ADC Config Menu Options
DIS
DEF
None
HDSL4 BER Hber
Lpbk
ALM ENA
Parameter
DS1/DSX-1 24-Hour PM Threshold
Resetting to Factory Defaults
Config Menu Master Clear
Clearing the History, Alarm, and Event Log Screens
Monitoring System Activity and Performance
Using the Monitor Screen to View System Activity
System Overview
Field Description
Monitor Screen Descriptions
MAL
LPF
Insl
PRM
Performance History at the DS1 Interface
Using the Performance Screens to View Performance Data
H4TU-C DS1 25-Hour Performance History
H4TU-R DS1 Current Statistics
Acronym Description
Acronyms Used on the DS1 Performance History Screens
H4TU-C Hdsl Loop 1/Loop 2 31-Day Performance History
Performance History at the HDSL4 Interface
H4TU-C Hdsl Loop 1/Loop 2 25-Hour Performance History
SES
Acronyms Used on the HDSL4 Performance History Screens
UAS
Losws
Alarm History at the DS1 Interface
Using the Performance Screens to View Alarm Data
H4TU-R DS1 Alarms on this
Screen Alarm Front-PanelDescription H4TU-C DS1 Alarms on
RAI Rrai
PRM-NE Prmn
HDSL4 Alarms at the H4TU-C only
Alarm History at the HDSL4 Interface
System Event Log
Using the Event LOG to Track System Events
Event Log Messages
Event Log Entry Messages List
PRM-FE
Report Menu Full Report
Using the Report Menu
Type Contains the following information
Report Types
System Alarms
Testing
Front-Panel System Alarms
Front-Panel Alarm Description To Inhibit Message a
Prmn
Front-Panel Alarm Description
Retiring System Alarms
Alarm Option for DLC Feed
Remote LOS and AIS Response
OCT55 Test Pattern with AMI Line Code
Loopback Summary
Loopback Operation
Special Loopback Commands
Generic Loopback Commands
Manual Loopback Session
Setting the Loopback Time-Out Option Lbto
General Troubleshooting Tips
Loopback Test Procedures
Loopback Modes
Summary of HDSL4 Loopback and Activation Codes
Gnlb Test Procedures
Loopback Code Description Test Set Craft Port
MODE/SEL
A3LB Addressable Repeater Loopback Commands
A3LB Test Procedure
Name
A5LB Addressable Repeater Loopback Commands
A5LB Test Procedure
Testing
LTPH-UM-1031-03, Issue
Bert Signal Generator
Testing with H4TU-C Bert Generator
Bert Signal Pattern
Option Description
H4TU-R Bert Generator Screen
Testing with H4TU-R Bert Generator
HDSL4
Appendix a Specifications
System
One-way DS1 Delay 700 µs Wander Looped
Wideband Jitter Looped UI maximum Narrowband Jitter Looped
Maximum Power Dissipation
Power Consumption
H4TU-C Power Parameters
Maximum Current Drain
HDSL4 Reach Chart
Loop ATTENUATION, Insertion LOSS, and Reach
196 KHz dB/kft
Network Management Control Bus
Fuse Alarm
Craft Port
System Alarm Output Pin
Spectrum Issues
Ground Fault Detection
Appendix B Functional Operation
Timing
Appendix C Compatibility
Sales Assistance
Appendix D Product Support
Systems Integration
Online Technical Support Online Technical Publications
Appendix E Abbreviations
Latt
Lais
Lbpv
Lbto
LTPH-UM-1031-03, Issue
FCC Class a Compliance Limited Warranty
Certification and Warranty
For Technical Assistance
World Headquarters
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