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SYNC
HDSL
ALM
I/F
ALM
LOC
REM
LPBK
WorldDSL
G.703 HDSL
WorldDSL
USER MANUAL
RATE SELECTABLE HDSL
LINE AND DESKTOP UNITS
UTU-701C List 1
Universal Termination Unit
Part Number: 150-1422-01C
ETU-751C List 1
ETSI Termination Unit
Part Number: 150-1432-01C
HDSL
SYNC
ALM
I/F
ALM
LOC
LPBK
REM
V.24
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700-701-100-02 Revision History of This Manual To order copies of this manual, use document number 700-701-100-02. Issue Release Date Revisions Made 1 January 14, 2000 Initial release 2 August 9, 2002 ADC rebrand Copyright August 22, 2002 © 2002 ADC DSL Systems, Inc. All rights reserved. Trademark Information ADC is a registered trademark and WorldDSL is a trademark of ADC Telecommunications, Inc. No right, license, or interest to such trademarks is granted hereunder, and you agree that no s
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700-701-100-02 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 possibility of
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Inspecting Shipment 700-701-100-02 iv August 9, 2002 ETU-701C and ETU-751C List 1
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700-701-100-02 Table of Contents TABLE OF CONTENTS Overview ____________________________________________________________________________ 1 Rate Selectable HDSL Unit Firmware...............................................................................................1 EMU Firmware Compatibility ...........................................................................................................2 Application Interface.........................................................................
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Table of Contents 700-701-100-02 System Configuration _________________________________________________________________ 25 Maintenance Terminal Connection .................................................................................................25 Modem Connection ......................................................................................................................... 26 Logging On............................................................................................
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700-701-100-02 List of Figures LIST OF FIGURES 1. Leased Line Data Application on a Single-pair G.703 Network ....................................................................3 2. UTU-701C Line Unit Front Panel ..................................................................................................................4 3. ETU-751C Desktop Unit Front Panel.............................................................................................................4 4. ETU-751C Desktop Uni
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List of Figures 700-701-100-02 37. LTU Interface Alarm History Screen........................................................................................................... 54 38. History HDSL Span 1 Menu ........................................................................................................................ 55 39. 24 Hour History Screen for HDSL Span 1................................................................................................... 55 40. 7 Day History Sta
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700-701-100-02 List of Tables LIST OF TABLES 1. Rate Selectable G.703 Unit Characteristics ....................................................................................................2 2. Transmission Ranges with 0 db ETSI Noise ..................................................................................................3 3. Line and Desktop Unit Front Panel Components ...........................................................................................5 4. Line and Desktop Un
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List of Tables 700-701-100-02 37. ECA-801 DB25M to DB15F (X.21) Connector Adapter Pinouts................................................................ 66 38. ECA-802 DB9M to RJ-45 Connector Adapter Pinouts ............................................................................... 67 39. ECA-804 DB9M to Four-Position Terminal Block Connector Adapter Pinouts......................................... 68 x August 9, 2002 ETU-701C and ETU-751C List 1
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700-701-100-02 Overview OVERVIEW ® ™ ADC WorldDSL offers High-bit-rate Digital Subscriber Line (HDSL) Line Termination Units (LTUs), Network Termination Units (NTUs), Universal Termination Units (UTUs), and ETSI Termination Units (ETUs). The units are shelf and enclosure mounted, providing full-duplex transmission of up to 2.048 Mbps data over one or two twisted pairs of copper wire. Public carriers and private network providers can use these units to offer low-cost service with fiber-optic
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Overview 700-701-100-02 EMU FIRMWARE COMPATIBILITY The EMU-830 Management Unit firmware must be Version 3.22.08 or later to support rate selectable HDSL units. APPLICATION INTERFACE The UTU-701C and ETU-751C provide G.703 interface ports with a rate selectable HDSL payload. The only application mode is Single, indicating single pair. The G.703 E1 application interface conforms with the ITU-T G.703 physical specification and can be configured for an impedance of 75 Ω unbalanced or 120 Ω balan
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700-701-100-02 Overview Customer Side Network Side UTU-701 UTU-701 (LTU) Single Pair (NTU) HDSL loop Exchange Office HDSL HDSL DTE Time Slots 1 through 4 4 Time Slots 4 Time Slots +Time Slots 0 and 16 PC Customer G.703 G.703 DTE (256 kbps) (384 kbps) (256 kbps) Figure 1. Leased Line Data Application on a Single-pair G.703 Network HDSL TECHNOLOGY HDSL is the core technology for ADC’s WorldDSL line of LTUs, UTUs, and ETUs. Rate selectable HDSL enables these units to transmit and receive digital d
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SYNC HDSL ALM I/F ALM LOC REM LPBK Overview 700-701-100-02 FRONT AND REAR PANEL COMPONENTS The line and desktop unit front panels are shown in Figure 2 and Figure 3, respectively. The components on these panels are described in Table 3 on page 5 and in Table 4 on page 6. The ETU-751C desktop unit rear panel is shown in Figure 4 on page 7. The components on this panel are described in Table 5 on page 7. The pinouts for the desktop unit rear panel connectors are listed in Table 34 and Table 35
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700-701-100-02 Overview Table 3. Line and Desktop Unit Front Panel Components Name Function HDSL SYNC LED Displays synchronization state for the HDSL loop. HDSL ALM LED Displays alarm state for the HDSL loop. I/F ALM LED Displays alarm state for the G.703 data port. LOC LPBK LED Displays local (LOC) loopback state. LOC LPBK Button Activates the local HDSL analog loopback. REM LPBK LED Displays remote (REM) loopback state. REM LPBK Button Activates the remote interface loopback. V.24 (RS-232) con
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Overview 700-701-100-02 Table 4 defines the system states indicated by the front panel LEDs. When power is applied to the unit, one of the LEDs listed in Table 4 will always be on. Table 4. Line and Desktop Unit Front Panel LED Indications LED Mode Description HDSL SYNC LED Steady green HDSL loop is ready to transmit and receive data across all spans. Slow blinking HDSL loop acquisition is in progress for local span. Off HDSL loop is not configured. HDSL ALM LED Steady red Loss of sync word
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700-701-100-02 Overview Figure 4. ETU-751C Desktop Unit Rear Panel Table 5. ETU-751C Desktop Unit Rear-Panel Components Item Description D15F 120Ω G.703 Connects E1 balanced 120 Ω circuits to the enclosure. connector BNC 75Ω In/Out G.703 Connects E1 unbalanced 75 Ω circuits to the enclosure. connectors D9F HDSL line connector Connects the HDSL pair to the enclosure. On/Off switch Rocker switch that allows you to turn the externally applied AC power on or off. Power cord receptacle Accepts fema
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Overview 700-701-100-02 WORLDDSL PRODUCT COMPATIBILITY The line and desktop units are compatible with the WorldDSL products listed in Table 6. Table 6. WorldDSL Product Compatibility Model Description Part Number Rate-Selectable HDSL Units UTU-702C Rate-selectable HDSL Line Unit, Nx64k Serial Data Interface, 150-1422-02C 128 to 2048 kbps HDSL Line Rate UTU-712C Rate-selectable HDSL Line Unit, Nx64k Serial Data Interface, 150-1422-12C 128 to 768 kbps HDSL Line Rate UTU-722C Rate-selectable HDSL
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700-701-100-02 Specifications SPECIFICATIONS HDSL Interface Line Code 2B1Q Line Rate (selectable in increments of 64 kbps) Up to 2048 kbps Protection K.20, K.21 Compliance TS 101 135 Transmission Ranges (± 200 m): Transmission Ranges with 0 dB ETSI Noise Transmission Ranges with No Noise 0.4 mm (26 AWG) 0.51 mm (24 AWG) 0.4 mm (26 AWG) 0.51 mm (24 AWG) HDSL Line Single Twisted-Pair Single Twisted-Pair Single Twisted-Pair Single Twisted-Pair Rate (kbps) Copper Wire Copper Wire Copper Wire Copp
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Specifications 700-701-100-02 Alarms Can be individually set to Disabled, Minor, or Major (major alarms actuate the LTU or NTU alarm relay) E1 Interface Loss of Signal (LOS) Loss of Framing (LFA) Alarm Indication Signal (AIS) Remote Alarm Indication (RAI) External Clock Loss of Clock (LOC) HDSL Loop Margin, programmable threshold (MAR) Errored Seconds, programmable threshold (ES) Loss of Sync Word (LOSW) History E1 and HDSL Interface 24-Hour (15-minute intervals) and 7-Day (24-hour intervals) f
