ADC H4TU-C-319 List 1 Line Unit, HDSL4 user manual Appendix E Abbreviations

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LTPH-UM-1031-03, Issue 3

Appendix E - Abbreviations

 

 

APPENDIX E - ABBREVIATIONS

A

ACO:

Alarm Cutoff

ADSL:

Asymmetyric Digital Subscriber Line

AIS:

Alarm Indication Signal

ALM:

Alarm

ALMP:

Alarm Pattern

AMI:

Alternate Mark Inversion

AOR:

Addressable Office Repeater

ARM:

Armed

ASCII:

American Standard Code for Information Interchange

AWG:

American Wire Gauge

B

B8ZS:

Bipolar with 8-Zero Substitution

BER:

Bit Error Rate

BERT:

Bit Error Rate Tester

BPV:

Bipolar Violation

BPVT:

Bipolar Violation Transparency

BRG:

Bridge

C

CEV:

Controlled Environmental Vault

CI:

Customer Installation

CLEI:

Common Language Equipment Identifier

CLOC:

Customer Local Loopback

CO:

Central Office

COLB:

Central Office Loopback

CPE:

Customer Premises Equipment

CRC:

Cyclical Redundancy Check

CREM:

Customer Remote Loopback

CSA:

Carrier Service Area

CV:

Code Violation

CV-L:

Code Violation - Line

CV-P:

Code Violation - Path

D

DBER:

DS1 Bit Error Rate

DDS:

Digital Data Service

DL:

Data Link

DLC:

Digital Loop Carrier

DS1:

Digital Signal, Level 1

DSX-1:

Digital Signal Cross-Connect, Level 1

E

ECI:

Equipment Catalog Item

EQL:

Equalization

ESD:

Electrostatic Discharge

ESF:

Extended SuperFrame

ES-L:

Errored Seconds - Line

ES-P:

Errored Seconds - Path

F

FE:

Far End

FRMG:

Framing

H

H4TU-C:HDSL4 Line Unit

H4TU-R:HDSL4 Remote Unit

HBER: HDSL4 Block Error Rate

HCDS: High Capacity Digital Service

HDSL: High-bit-rate Digital Subscriber Line

HG: HDSL Generic

HMU: HiGain Management Unit

I

ID:

Identification

ILR:

Intelligent Repeater Loop

IN:

Transmit

INSL:

Insertion Loss

IOR:

Intelligent Office Repeater

H4TU-C-319 List 1

September 12, 2003

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Contents H4TU-C-319 List 1 Line Unit HDSL4September 12 IssueDate Revisions Made 2001 Initial release March 15Inspecting Shipment Using this ManualInspecting Shipment Table of Contents Appendix B Functional Operation List of Figures Config MenuList of Tables Navigational Keys for the Maintenance Terminal ScreensOverview FeaturesApplications H4TU-C-319 List 1 Front Panel Front PanelLine Front-Panel Feature FunctionFront-Panel Description BRGMessage Full Name Description Front-Panel Display MessagesDiagnostic Messages Loopback MessagesSystem Information Messages a Substitution B8ZS Marg Margin Current margin threshold setting measured in dBFRM Frame SF, ESF, Unfr Code Line Code AMI, B8ZSInstalling the H4TU-C-319 List 1 into a Shelf InstallationVerification Verification without a Downstream DeviceVerification with a Downstream Device Using the Mode and SEL Pushbuttons Setting Options through Mode and SELProvisioning Loopback Modes Resetting to Factory DefaultDisplaying System Parameter Settings Disabling an AlarmLogon Screen Using a Maintenance TerminalConnecting to a Maintenance Terminal Navigational Keys for the Maintenance Terminal ScreensMenu Functions Press this keyPress this key To access this menu Menu Functions Provisioning Tasks Setting Date and TimeInventory Screen Setting Circuit ID NumbersConfig Menu Configuring the SystemConfig Menu Standard Options defaults shown Auto H4TU-C-319 List 1 Standard Config Menu Options60 min 38 dBDEF H4TU-C-319 List 1 ADC Config Menu OptionsADC Config Menu Screen Selection Description Options DISALM ENA HDSL4 BER HberNone LpbkParameter DS1/DSX-1 24-Hour PM ThresholdResetting to Factory Defaults Config Menu Master Clear Clearing the History, Alarm, and Event Log ScreensUsing the Monitor Screen to View System Activity Monitoring System Activity and PerformanceSystem Overview Monitor Screen Descriptions Field DescriptionMAL Insl LPFPRM Performance History at the DS1 Interface Using the Performance Screens to View Performance DataH4TU-C DS1 25-Hour Performance History H4TU-R DS1 Current Statistics Acronym Description Acronyms Used on the DS1 Performance History ScreensH4TU-C Hdsl Loop 1/Loop 2 31-Day Performance History Performance History at the HDSL4 InterfaceH4TU-C Hdsl Loop 1/Loop 2 25-Hour Performance History Losws Acronyms Used on the HDSL4 Performance History ScreensSES UASAlarm History at the DS1 Interface Using the Performance Screens to View Alarm DataPRM-NE Prmn Screen Alarm Front-PanelDescription H4TU-C DS1 Alarms onH4TU-R DS1 Alarms on this RAI RraiHDSL4 Alarms at the H4TU-C only Alarm History at the HDSL4 InterfaceSystem Event Log Using the Event LOG to Track System EventsEvent Log Entry Messages List Event Log MessagesPRM-FE Report Menu Full Report Using the Report MenuType Contains the following information Report TypesFront-Panel Alarm Description To Inhibit Message a TestingSystem Alarms Front-Panel System AlarmsPrmn Front-Panel Alarm DescriptionRetiring System Alarms Alarm Option for DLC FeedRemote LOS and AIS Response OCT55 Test Pattern with AMI Line CodeLoopback Summary Loopback OperationSpecial Loopback Commands Generic Loopback CommandsManual Loopback Session Setting the Loopback Time-Out Option LbtoGeneral Troubleshooting Tips Loopback Test ProceduresLoopback Modes MODE/SEL Gnlb Test ProceduresSummary of HDSL4 Loopback and Activation Codes Loopback Code Description Test Set Craft PortA3LB Test Procedure A3LB Addressable Repeater Loopback CommandsName A5LB Addressable Repeater Loopback Commands A5LB Test ProcedureTesting LTPH-UM-1031-03, Issue Option Description Testing with H4TU-C Bert GeneratorBert Signal Generator Bert Signal PatternH4TU-R Bert Generator Screen Testing with H4TU-R Bert GeneratorHDSL4 Appendix a SpecificationsOne-way DS1 Delay 700 µs Wander Looped SystemWideband Jitter Looped UI maximum Narrowband Jitter Looped Power Consumption Maximum Power DissipationH4TU-C Power Parameters 196 KHz dB/kft HDSL4 Reach ChartMaximum Current Drain Loop ATTENUATION, Insertion LOSS, and ReachNetwork Management Control Bus Fuse AlarmCraft Port System Alarm Output PinTiming Ground Fault DetectionSpectrum Issues Appendix B Functional OperationAppendix C Compatibility Online Technical Support Online Technical Publications Appendix D Product SupportSales Assistance Systems IntegrationAppendix E Abbreviations Lbto LaisLatt LbpvLTPH-UM-1031-03, Issue FCC Class a Compliance Limited Warranty Certification and WarrantyFor Technical Assistance World Headquarters
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