Table of ContentsTable of ContentsChapter 1. IntroductionGeneral Description ................................................................................................................ 1Physical Description ............................................................................................................... 2Front Panel ....................................................................................................................... 2LED Identification .................................................................................................... 2DTE Status (Green) ........................................................................................... 2Network Status (Red) ....................................................................................... 2Test Status/Error (Yellow/Red) ...................................................................... 3Select and Test Buttons ............................................................................................ 3Rear Panel ......................................................................................................................... 4Chapter 2. InstallationUnpacking ................................................................................................................................ 7ADTRAN Shipments Include ........................................................................................ 7Customer Provides .......................................................................................................... 7Warranty and Customer Service .......................................................................................... 8Powering .................................................................................................................................. 8Configuration .......................................................................................................................... 8DTE Rate and Scrambler - SW 1, SW 2, SW 3 .............................................................. 8Loop Rate - SW 4 ............................................................................................................. 9Clear To Send (CS) - SW 5 .............................................................................................. 9Carrier Detect (CD) - SW 6 ........................................................................................... 10Data Set Ready (SR) - SW 7 .......................................................................................... 10Remote Digital Loopback (RDL) - SW 8 ..................................................................... 10Network Connections ...........................................................................................................11DTE Connections .................................................................................................................. 12Chapter 3. Test ModesSelf Test ................................................................................................................................... 13Near End Test ........................................................................................................................ 14DTE Only Test ................................................................................................................ 14DTE With Test Pattern (TP) ......................................................................................... 16DTE and Loop Test (LL) ............................................................................................... 18Loop Only Test .............................................................................................................. 20Far End Tests ......................................................................................................................... 21Remote Digital Loopback (RDL) ................................................................................. 2161200.078L1-1 DSU 5600 User Manual i