DSU III AR All-Rate DSU/CSU ™ Product Features The ADTRAN DSU III AR is a technologi- In the 4-wire SW56 mode, dialing options cally advanced, high performance data include manual dialing, redialing, and dialing ■Support for rates from 2.4 service unit/channel service unit of stored numbers. Dialing over the DTE inter- to 64 Kbps including 19.2 and 38.4 Kbps (DSU/CSU). This unit provides a reliable face is supported by use of an AT command interface between the digital data service set or the V.25 bis in-band dialing protocol. ■Standalone or Smart (DDS) or 4-wire Switched 56 (SW56) network 16/16e shelf rackmount The unit responds to standard loopback versions and the customer’s data terminal equipment commands from the telephone company (DTE). The unit is an all-rate DSU/CSU ■Compatible with DDS sec- central office. In addition, the user has several supporting synchronous and asynchronous ondary channel services; built-in test capabilities. These include V.54 provides asynchronous data rates on the primary channel and remote loopback, 2047 and 511 BERT test secondary channel rates asynchronous data rates on the secondary patterns, and four DDS stress patterns of 75 bps to 2.4 Kbps channel. The synchronous primary channel (results of which are displayed on a two-line ■Local and remote rates supported are 2.4, 4.8, 9.6, 19.2, 38.4, by 16-character LCD display and seven LEDs). configuration (AT, front 56, and 64 Kbps. Asynchronous data rates The standalone unit’s front panel keypad panel, V.25 bis) supported are 2.4, 4.8, 9.6, 19.2, 38.4 and supports setup, selection of test modes, local ■Synchronous or asyn- 57.6 Kbps. Secondary channel data rates and remote configuration, manual dialing, or chronous (including 57.6 of 75, 150, 300, 600, 1200, and 2400 bps automatic dialing from stored numbers. kbps) primary channel are offered depending upon the primary modes of operation The rackmount unit can be configured channel rate. ■Both EIA-232 and V.35 through the Smart 16/16e shelf controller The DTE interface can be selected as primary channel DTE card, from a local/remote VT100 terminal or interfaces either EIA-232 or V.35 for all data rates. The from an ADTRAN DATAMATE. The DSU III AR secondary channel interface is EIA-232 and ■DTE-to-service rate can also be configured using AT or V.25 bis is accessed through a separate connector. matching feature allows commands. A DC version of the standalone slower DTE devices to Additional features of the DSU III AR unit is also available. The DSU III AR DC communicate over higher include a DTE-to-service rate matching supports all the functionality of the speed service offerings feature for both dedicated and switched DSU III AR, except secondary channel. ■Manual, DTR Dial, AT modes, as well as various anti-streaming commands, V.25 bis, time-out values, to disable streaming termi- or stored number dialing capabilities nals on a multi-point circuit. Private networks and modem tail circuits are accommodated ■Auto answer of through clocking/timing options. incoming calls ■Industry-leading five-year North American warranty DSU III AR ADTRAN, Inc. Attn: Enterprise Networks All-Rate DSU/CSU 901 Explorer Boulevard Huntsville, AL 35806 Product Specifications P.O. Box 140000 Huntsville, AL 35814-4000 Operating Modes Receiver Sensitivity 256 963-8000 voice ■ Dedicated DDS (point-to-point, multi-point) ■ –45 dB at all rates 256 963-8699 fax ■ Switched 56 (4-Wire) 256 963-8200 fax back Agency Approvals ■ FCC Part 15, Class A Network Data Rates General Information ■ ■ Dedicated mode service rates: 2.4, 4.8, 9.6, 19.2, FCC Part 68 800 9ADTRAN 38.4, 56 and 64 Kbps ■ Industry Canada CS03 info@adtran.com www.adtran.com ■ Switched mode service rate: 56 Kbps ■ UL and CUL Pre-Sales DTE Rates Environment Technical Support ■ DTE-to-loop rate matching in both dedicated Operating 800 615-1176 toll-free and switched modes ■ 0° to 50°C (32° to 122°F) application.engineer@adtran.com ■ Synchronous rates www.adtran.com/support Storage 2.4, 4.8, 9.6, 19.2, 38.4, 56, and 64 Kbps ■ –20° to 70°C (–4° to 158°F) Where to Buy ■ Asynchronous rates 877 280-8416 toll-free Relative Humidity 2.4, 4.8, 9.6, 19.2, 38.4, and 57.6 Kbps channel.sales@adtran.com ■ Up to 95%, non-condensing www.adtran.com/where2buy DTE Interface Physical ■ Both EIA-232 and V.35 electrical and physical Post-Sales Dimensions primary channel DTE interfaces Technical Support ■ Standalone: 2.25" H, 8.75" W, 10.25" D 888 423-8726 ■ EIA-232 secondary channel interface support@adtran.com ■ Rackmount: 1" H, 6.75" W, 10.50" D www.adtran.com/support Switched Mode Dialing Options ■ Standalone (DC): 2.4" H, 8" W, 10.4" D ■ Stored number ACES Installation & ■ Weight Front panel keypad (standalone only) Maintenance Service Standalone ■ 888 874-ACES DTR dialing of stored number ■ aces@adtran.com 3 lbs ■ In-band AT commands www.adtran.com/support Rackmount ■ V.25 bis in-band dialing ■ 1.5 lbs International Inquiries Data Buffering 256 963 8000 voice ■ Power Internal slack buffer 256 963-6300 fax international@adtran.com AC Standalone Clocking www.adtran.com/international ■ 115 VAC, 60 Hz, 8 watts ■ Normal DDS or private network tributary For the regional office (slaved to network receive clock) DC Standalone nearest you, visit: ■ Private network master (internal) ■ 20-60 VDC, 8 watts www.adtran.com/where2buy ■ Normal DDS with tail circuit ■ Private network master (slaved to external clock) Ordering Information Diagnostics Equipment Part # Network DSU III AR standalone 1202011L1 ■ CSU and DSU loopbacks DSU III AR rackmount 1200034L1 User DSU III AR w/ISDN DBU rackmount 1200067L1 ■ Local DTE and loop DSU III AR w/V.34 DBU rackmount 1200172L2 ■ Remote V.54 DSU III AR DC standalone 1200270L1 Test patterns 19” RM2AC Shelf 1200061L1 ■ 2047, 511, DDS stress patterns 1-4 RM2AC Blank Cover 1200061L2 ADTRAN is a 19” Dual ESP Shelf (for DSU III AR DC) 1200202L1 ISO 9001 registered company. Dual ESP Blank Cover 1200202L2 Detailed specifications for option modules are available on individual module data sheets. ADTRAN is a TL 9000 registered company. Printed in the U.S.A. Specifications subject to change without notice. ADTRAN and DSU III AR are trademarks of 61202011L1-8H March 2003 Copyright © 2003 ADTRAN, Inc. ADTRAN, Inc. All other registered trademarks and trademarks mentioned in this publication All rights reserved. are the property of their respective owners.