Page 2 - 01 Explorer Boulevard
901 Explorer Boulevard P.O. Box 140000 Huntsville, AL 35814-4000 (256) 963-8000 © 2001 ADTRAN, Inc. All Rights Reserved. Printed in U.S.A.
Page 3 - The following conventions are used in this manual.; Important Safety Instructions; Notes provide additional useful information.
iii The following conventions are used in this manual. Important Safety Instructions When using your telephone equipment, please follow these basic safety precautions to reduce the risk of fire, electrical shock, or personal injury: 1. Do not use this product near water, such as near a bathtub, wash...
Page 4 - Affidavit Requirements for Connection to Digital Services
iv Affidavit Requirements for Connection to Digital Services • An affidavit is required to be given to the telephone company whenever digital terminal equipment without encoded analog content and billing protection is used to transmit digital signals containing encoded analog content which are inten...
Page 5 - or Subrate Digital Services
v Affidavit for Connection of Customer Premises Equipment to 1.544 MBPS and/ or Subrate Digital Services For the work to be performed in the certified territory of ______________ (telco name) State of ________________________________ County of ______________________________ I, ______________________...
Page 6 - Subscribed and sworn to before me
vi ( ) D. In lieu of the proceeding training requirements, the operator(s)/maintainer(s) is (are) under the control of a supervisor trained in accordance with _______________ (circle one) above. I agree to provide ____________________ (telco’s name) with proper documentation to demonstrate complianc...
Page 7 - This unit contains no user serviceable parts.
vii FCC regulations require that the following information be provided in this manual:1. This equipment complies with Part 68 of the FCC rules. On the bottom of the equipment housing is a label that shows the FCC registration number and Ringer Equivalence Number (REN) for this equipment, if applicab...
Page 8 - Canadian Emissions Requirements
viii Federal Communications Commission Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a Class A dig-ital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interferenc...
Page 9 - Canadian Equipment Limitations
ix Canadian Equipment Limitations Notice: The Canadian Industry and Science Canada label identifies certified equip-ment. This certification means that the equipment meets certain telecommunications network protective, operational, and safety requirements. The Department does not guarantee the equip...
Page 10 - Limited Product Warranty
x Limited Product Warranty ADTRAN warrants that for five (5) years from the date of shipment to Customer, all products manufactured by ADTRAN will be free from defects in materials and work-manship. ADTRAN also warrants that products will conform to the applicable speci-fications and drawings for su...
Page 11 - Customer Service, Product Support Information, and Training; Sales
xi Customer Service, Product Support Information, and Training ADTRAN will replace or repair this product within five years from the date of ship-ment if the product does not meet its published specification, or if it fails while in ser-vice. A return material authorization (RMA) is required prior t...
Page 12 - Training
xii Identify the RMA number clearly on the package (below address), and return to the fol-lowing address: ADTRAN Customer and Product Service901 Explorer Blvd.Huntsville, Alabama 35806 RMA # _____________ Training The Enterprise Network (EN) Technical Training Department offers training on our most ...
Page 13 - Table of Contents
61200062L1-1 DSU 56/64 User Manual xiii Table of Contents List of Figures ...................................................................................................................... xv List of Tables ............................................................................................
Page 15 - List of Figures
61200062L1-1 DSU 56/64 User Manual xv List of Figures Figure 1-1. DSU 56/64 Unit .............................................................................................. 1-2Figure 1-2. DSU 56/64 Rear Panel ................................................................................... 1-4F...
Page 17 - List of Tables
61200062L1-1 DSU 56/64 User Manual xvii List of Tables Table 2-1. Default Option Switch Settings .................................................................... 2-5 Table A-1. Pinouts for RJ-48S Network Connections .................................................. A-1Table A-2. V.35 DTE Pinout...
Page 19 - Chapter 1; Introduction; PRODUCT OVERVIEW
61200062L1-1 DSU 56/64 User Manual 1-1 Chapter 1 Introduction PRODUCT OVERVIEW The ADTRAN DSU 56/64, shown in Figure 1-1 on page 1- 2, is a technologically advanced, high performance Data Service/Channel Service Unit (DSU/CSU) that provides the interface between telco provided Digital Data Service (...
Page 20 - FRONT PANEL; indicates a problem on the local loop or within the
Chapter 1. Introduction 1-2 DSU 56/64 User Manual 61200062L1-1 FRONT PANEL As shown in Figure 1-1, the front panel of the DSU 56/64 contains eleven light emitting diode (LED) indicators that display DTE interface, network, and test status. These indicators are defined in the LED Identification secti...
Page 21 - indicates DTE interface test in progress.
Chapter 1. Introduction 61200062L1-1 DSU 56/64 User Manual 1-3 Test Status/Error (Yellow/Red) Tests defined by the above indicators are explained in greater detail in Chapter 3, Test Modes on page 3-1. Test Switches The front panel also contains two push-button switches for selecting and controlling...
Page 22 - REAR PANEL; synchronous DTE interface.; connects the; , is accessible from the rear panel. The label also references
Chapter 1. Introduction 1-4 DSU 56/64 User Manual 61200062L1-1 REAR PANEL The rear panel of the DSU 56/64 is shown in Figure 1-2. P RIMARY V.35 , a thirty-four pin connector, provides the synchronous DTE interface. The eight-pin modular jack (RJ-48S) labeled T ELCO connects the DSU 56/64 to the DDS ...
Page 23 - Chapter 2; Installation; Contents of Shipping Package; Network interface cable; Customer Provides
61200062L1-1 DSU 56/64 User Manual 2-1 Chapter 2 Installation UNPACK, INSPECT, POWER UP Carefully inspect the DSU 56/64 for any shipping damages. If damage is suspected, file a claim immediately with the carrier and then contact ADTRAN Customer and Product Service (CAPS). If possible, keep the origi...
Page 24 - Power Up; CS is forced on all the time.; Switch Position; RS to CS Delay
Chapter 2. Installation 2-2 DSU 56/64 User Manual 61200062L1-1 Power Up The DSU 56/64 is equipped with a captive six-foot power cord that is terminated with a three-prong plug for connecting to a grounded power receptacle. CONFIGURATION The DSU 56/64 has eight options for controlling the operation o...
Page 25 - The Antistream timer is disabled.
Chapter 2. Installation 61200062L1-1 DSU 56/64 User Manual 2-3 Antistream - SW 3 The Antistream option is used to select the antistream time out. The antistream time out is the maximum time the DSU 56/64 is allowed to transmit data from the DTE into the network. This feature prevents one DTE device ...
Page 27 - NETWORK CONNECTIONS; on; DTE CONNECTIONS; Table 2-1. Default Option Switch Settings; Up
Chapter 2. Installation 61200062L1-1 DSU 56/64 User Manual 2-5 NETWORK CONNECTIONS This interface consists of four leads that are paired to provide separate transmit and receive circuits. The four leads are provided on the eight-position modular jack DSU RJ-48S labeled T ELCO on the rear panel of th...
Page 29 - Chapter 3; Test Modes; SELF TEST
61200062L1-1 DSU 56/64 User Manual 3-1 Chapter 3 Test Modes In addition to a self-test mode, the DSU 56/64 has other extensive test modes which are designed to help isolate problems to specific components of the communications circuit. These various test modes for the DSU 56/64 are initiated and ter...
Page 30 - ALM; NEAR END TESTS; DTE O
Chapter 3. Test Modes 3-2 DSU 56/64 User Manual 61200062L1-1 If an E PROM C HECKSUM failure is detected during self test, CS , ALM , PTRN , and E RROR indicators all flash at the end of the self test. NEAR END TESTS The local DSU 56/64 can perform the following near end tests: • DTE Only • DTE with ...
Page 32 - and observed by watching the; LED turn; DTE; TP; is automatically performed during the self-test sequence
Chapter 3. Test Modes 3-4 DSU 56/64 User Manual 61200062L1-1 Figure 3-2. DTE with TP Test Diagram The internal test pattern generator and detector of the DSU 56/64 operate with a 2047 data pattern. When this test is initiated, the test pattern detector examines the receive data stream until synchron...
Page 35 - FAR END TESTS
Chapter 3. Test Modes 61200062L1-1 DSU 56/64 User Manual 3-7 FAR END TESTS Remote Digital When the RDL test is initiated at the local DSU 56/64, it commands the remote DSU into loopback with the industry standard V.54 loopback pattern. The loopback point and the signal paths for the remote DSU are t...
Page 36 - PTRN
Chapter 3. Test Modes 3-8 DSU 56/64 User Manual 61200062L1-1 Test Pattern (PTRN) When the PTRN test is initiated, the local DSU 56/64 uses the integral test pattern generator to transmit a standard 2047 test pattern to the DSU on the far end of the circuit. The local DSU 56/64 then examines the rece...
Page 37 - REMOTE TESTS
Chapter 3. Test Modes 61200062L1-1 DSU 56/64 User Manual 3-9 REMOTE TESTS The DSU 56/64 responds to three remotely activated tests. • Remote Digital Loopback (RDL) • CSU Loopback (LL) • DSU Loopback (RT) The RDL test is initiated by a remote DSU and causes the local DSU 56/64 to loopback. The loopba...
Page 39 - Appendix A; Pinouts; Pin Number; From Customer to Network Interface
61200062L1-1 DSU 56/64 User Manual A-1 Appendix A Pinouts Table A-1. Pinouts for RJ-48S Network Connections Pin Number Function Signal Direction 1 Transmit Data (R) From Customer to Network Interface 2 Transmit Data (T) From Customer to Network Interface 3-6 Not Used N/A 7 Receive Data (T-1) From Ne...
Page 40 - Protective Ground
Appendix A. Pinouts A-2 DSU 56/64 User Manual 61200062L1-1 Table A-2. V.35 DTE Pinouts Pin CCITT Description A 101 Protective Ground B 102 Signal Ground (SG) C 105 Request to Send (RS) D 106 Clear to Send E 107 Data Set Ready (SR) F 109 Receive Line Signal Detector (CD) R 104 Received Data (RD-A) T ...
Page 41 - Appendix B; Specifications; SPECIFICATIONS AND FEATURES; Local loop specifications per AT&T Pub 62310
61200062L1-1 DSU 56/64 User Manual B-1 Appendix B Specifications SPECIFICATIONS AND FEATURES The DSU 56/64 is a single stand-alone unit designed to be used either on a desktop or mounted on a wall. This section describes the standard specifications and features incorporated in the DSU 56/64. Loop In...
Page 42 - Diagnostics; CSU loopback on sealing current reversal in local loop; Power; Operating Temperature: 0; Hardware Specifications
Appendix B. Specifications B-2 DSU 56/64 User Manual 61200062L1-1 Diagnostics Network test center activated:• CSU loopback on sealing current reversal in local loop • DSU loopback User activated:• Self test, • Local loopback, • V.54 activated remote loopback with 2047 test pattern • DTE data/data fr...
Page 43 - Index
61202062L1-1 DSU 56/64 User Manual Index-1 Index A ACES help desk, xi affidavit connection for digital services, iv connection of CPE equipment, v antistream - SW-1, 2-3 Applications engineering how to contact, xi C cables included with shipment, 2-1 provided by customer, 2-1 Canadian emissions requ...
