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HiGain
HiGain
USER MANUAL
H2TU-C-231 List 2 Line Unit
Product Catalog: H2TU-C-231-L2
CLEI: VACJDLYE
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LTPH-UM-1109-01, Issue 1 Revision History of This Practice Revision Release Date Revisions Made 01 January 9, 2002 Initial release. Copyright January 9, 2002 © 2002 ADC DSL Systems, Inc. All rights reserved. Trademark Information ADC is a registered trademark of ADC Telecommunications, Inc. HiGain is a registered trademark of ADC DSL Systems, Inc. No right, license, or interest to such trademarks is granted hereunder, and you agree that no such right, license, or interest shall be asserted by yo
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LTPH-UM-1109-01, Issue 1 Using This Manual USING THIS MANUAL The following conventions are used in this manual: • Monospace type indicates screen text. Keys you press are indicated by small icons such as Y or ENTER . Key combinations to be pressed simultaneously are indicated with a plus sign as follows: CTRL + ESC . Items you select are in bold. Three types of messages, identified by icons, appear in text. Notes contain information about special circumstances. Cautions indicate the possib
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Inspecting Shipment LTPH-UM-1109-01, Issue 1 iv January 9, 2002 H2TU-C-231 List 2
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LTPH-UM-1109-01, Issue 1 Table of Contents TABLE OF CONTENTS Overview ____________________________________________________________________________ 1 Features ..............................................................................................................................................1 Compatibility .....................................................................................................................................2 Applications ....................................
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Table of Contents LTPH-UM-1109-01, Issue 1 Testing _____________________________________________________________________________ 40 System Alarms................................................................................................................................. 40 Alarm Option for Digital Loop Carrier (DLC) Feed ........................................................ 41 Retiring System Alarms...........................................................................................
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LTPH-UM-1109-01, Issue 1 List of Figures LIST OF FIGURES 1. H2TU-C-231 List 2 Front Panel.......................................................................................................................3 2. Installing the H2TU-C-231 List 2 into a Shelf.................................................................................................7 3. Logon Screen................................................................................................................................
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List of Tables LTPH-UM-1109-01, Issue 1 LIST OF TABLES 1. Front-Panel Description................................................................................................................................... 4 2. Front-Panel Display Messages......................................................................................................................... 5 3. Navigational Keys for the Maintenance Terminal Screens ........................................................................
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LTPH-UM-1109-01, Issue 1 Overview OVERVIEW The H2TU-C-231 List 2 line unit is the Central Office (CO) side of a T1 transmission system. The HiGain™ HDSL2 product family is fully compliant with the HDSL2 standard ANSI T1.418-2000. Providing full-rate T1 access using just a single copper pair, HDSL2 is a cost-effective solution that offers an open architecture. The open architecture inherent in HDSL2 guarantees interoperability allowing simple and economic accommodation of network growth. HiGain H
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Overview LTPH-UM-1109-01, Issue 1 – Remote provisioning – Selectable loopback activation codes Additional (Loopback Timeout) LBTO settings of 8 hours and 24 hours Compatible with Small Cross-Section Shelf (SXSS) and equipment DS1 is used throughout this document to refer to either the remote unit’s DS1 interface or the line unit’s DSX-1 interface. COMPATIBILITY The H2TU-C-231 List 2 is designed to mount in 220 mechanics shelves. For a list of compatible shelves see “Appendix C - Compatibilit
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LTPH-UM-1109-01, Issue 1 Front Panel FRONT PANEL Figure 1 shows the H2TU-C-231 List 2 front panel. Table 1 on page 4 describes the front-panel components. For a list of front-panel display messages, refer to “Front-Panel Display Messages” on page 5. For pinout diagrams of the H2TU-C card-edge connector and craft port, refer to “Appendix A - Specifications” on page 54. HiGain HDSL2 MODE SEL Front-panel display MODE and SEL pushbuttons SETUP STATUS Status LED H BRG 2 IN T LINE U • C DSX-1 access j
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Front Panel LTPH-UM-1109-01, Issue 1 Table 1. Front-Panel Description Front-Panel Feature Function Front-panel display Displays four-character status, provisioning, and alarm system messages. The front-panel display illuminates when power is initially applied. To conserve power, the display only remains on for 5 minutes. Using the MODE or SEL pushbuttons reactivates the display and restarts the 5-minute timer. Refer to Table 2 on page 5 for a listing of the four-character messages. MODE and
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LTPH-UM-1109-01, Issue 1 Front Panel Table 2 lists the front-panel display messages. The four-character display reports the code of a pertinent alarm, loopback, or diagnostic message and, in some cases, is followed by a second four-character message that modifies the first message with a value or current configuration setting. Table 2. Front-Panel Display Messages Message Full Name Description SYSTEM ALARM MESSAGES ACO Alarm Cutoff A system alarm has occurred and has been retired to an ACO condi
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Front Panel LTPH-UM-1109-01, Issue 1 Table 2. Front-Panel Display Messages (Continued) Message Full Name Description NREM Network Remote Loopback DSX-1 signal is looped back to the network at the H2TU-R. RULB Remote Unit Loopback Dual loopback at the H2TU-R. SMJK Remote SmartJack Loopback DSX-1 signal is looped back to the network at the H2TU-R SmartJack module. DIAGNOSTIC MESSAGES A = xx Maximum Loop Attenuation The Attenuation (A) message appears followed by xx, where xx is the highest loop a
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HLU-431 HiGain LINE UNIT PairGain LTPH-UM-1109-01, Issue 1 Installation INSTALLATION Upon receipt of the equipment, inspect the contents for signs of damage. If the equipment has been damaged in transit, immediately report the extent of damage to the transportation company and to ADC. H2TU-C-231 CO Shelf Figure 2. Installing the H2TU-C-231 List 2 into a Shelf When installing an H2TU-C 231 in a chassis, be sure to wear an antistatic wrist strap. Avoid touching components on the circuit board. To
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Installation LTPH-UM-1109-01, Issue 1 VERIFICATION Once the H2TU-C-231 is installed, verify that it is operating properly. To do this, monitor the following: Status LED (seeFigure 1onpage3) Status messages reported by the front-panel display (see Table 2 on page 5) Verification without an H2TU-R Remote Unit If there is no H2TU-R remote unit installed: 1 Verify that the H2TU-C powers up. The front-panel display illuminates and reports status messages. (See Table 2 on page 5 for a list of mess
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LTPH-UM-1109-01, Issue 1 Provisioning PROVISIONING There are two methods for provisioning: Use the MODE and SEL pushbuttons on the front panel of the H2TU-C to: – Set system options – Reset the H2TU-C to its factory default settings for system options – Display system option settings (scroll mode) – Select system loopbacks Use a maintenance terminal (VT100 terminal or a PC running terminal emulation software) connected to the H2TU-C craft port (or to an HMU craft port) to access the maintena
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Provisioning LTPH-UM-1109-01, Issue 1 Resetting to Factory Default Values AlluseroptionsfortheH2TU-C-231List2(Table 6 on page 18) can be set to the factory default values using the MODE and SEL pushbuttons. To set the user options to their default values: 1 Press the SEL pushbutton for 6 seconds until the following message appears: DFLT NO 2 Press the SEL pushbutton while theDFLT NO message is displayed. The message changes toDFLT YES indicating the factory default values are now in effect and t
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LTPH-UM-1109-01, Issue 1 Provisioning USING A MAINTENANCE TERMINAL Connecting to a Maintenance Terminal The craft port on the front panel allows you to connect the H2TU-C-231 to a maintenance terminal (ASCII terminal or PC running a terminal emulation program). Once connected to a maintenance terminal, you can access the maintenance, provisioning, and performance screens. To connect to a maintenance terminal: 1 Connect a standard 9-pin terminal cable to the RS-232 craft port (Figure 1onpage3) on
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Provisioning LTPH-UM-1109-01, Issue 1 Most VT100 emulation programs support a print screen option. For Windows-based programs, such as Procomm or HyperTerminal, do the following: 1 Highlight the screen that you wish to print. 2 Click File,then Print. 3 In the Print dialog box, choose Selection as the Print Range. 4 Click OK to print. For printing procedures for other programs, contact the appropriate vendor. Menu bar Monitor Performance Event Log Config Inventory Report Rlogon Help +------------
