Verilink ConnecT 56K DSU (896-502110-001) Product Manual Uživatelský manuál Strana 1

Access System 2000ConnecT 56K DSU User ManualVerilink Corporation145 Baytech DriveSan Jose, California 95134Part Number 896-502110-001-ANovember 1993

List of Tables viii ConnecT 56K DSU User ManualTable 3-29 RDL Select Commands ...

ConnecT 56K DSU User Manual 1-1Chapter1 IntroductionThis chapter provides an overview of the Verilink ConnecT 56K DSU, Digital Data Service (DDS), an

Introduction1-2 ConnecT 56K DSU User ManualFigure 1-1 ConnecT 56K DSU Front ViewTable 1-1 LED IdentificationThe rear panel contains three data DTE c

Unit OverviewConnecT 56K DSU User Manual1-3Table 1-2 Identification of NumbersItem Function 1. Auxiliary EIA-232 Secondary channel services 2. Power

Introduction1-4 ConnecT 56K DSU User ManualDDS OverviewDigital Data Service (DDS) is a nationwide service that allows interconnection and transport of

Switched 56 overviewConnecT 56K DSU User Manual1-5Switched 56 overviewThis dial-up 4-wire Digital Data Service allows customers to pay for data connec

Introduction1-6 ConnecT 56K DSU User Manual

ConnecT 56K DS User Manual 2-1Chapter2 InstallationThis chapter explains how to install the ConnecT 56K DSU.Unpack, inspect, power up Carefully inspe

Installation2-2 ConnecT 56K DSU User ManualCAUTIONPower to the DSU must be from a 115 VAC, 60Hz that is grounded.!

Connecting the cables ConnecT 56K DS User Manual2-3Connecting the cableThis section describes the following connections: Network interface connection

Important NoticeBefore performing any operations, PLEASE READ AND UNDERSTAND ALL INSTRUCTIONS IN THIS MANUAL. WHEN YOU ARE FINISHED, PUT THIS MANUAL I

Installation2-4 ConnecT 56K DSU User Manualprimary DTE rate is configured from the front panel. The PRIMARY Data Terminal Equipment can operate in asy

Connecting the cables ConnecT 56K DS User Manual2-5Table 2-3 Pin Assignments for Primary V.35 ConnectorPin CCITT DescriptionA 101 Protective Ground (

Installation2-6 ConnecT 56K DSU User ManualIf used, the secondary data terminal equipment should be connected to the Auxiliary EIA 232 connector. The

Configuration ConnecT 56K DS User Manual2-7ConfigurationThe ConnecT 56K DSU contains four different user profiles (sets of configurations options) lis

Installation2-8 ConnecT 56K DSU User ManualConfiguration methodsThe ConnecT 56K DSU provides four different methods for local configuration and three

Configuration methods ConnecT 56K DS User Manual2-9Once the command mode is entered, AT commands can be transmitted to the ConnecT 56K DSU to configur

Installation2-10 ConnecT 56K DSU User Manual[F][A][C][V.25 bis COMMAND][FCS][F] The address field [A] is FFH. The control field [C] is set to 13H exce

Configuration methods ConnecT 56K DS User Manual2-11Command descriptions The Verilink V.25 bis command set is a subset of the CCITT V.25 bis command s

Installation2-12 ConnecT 56K DSU User ManualIf verbose responses are disabled (ATV0), the 3 character responses listed below are the only ones returne

Configuration methods ConnecT 56K DS User Manual2-13The remote password may or may not be required depending on the present configuration of the remot

Table of ContentsConnecT 56K DSU User Manual iCHAPTER 1 - Introduction ...

Installation2-14 ConnecT 56K DSU User ManualIf this command is entered with no parameters, the INVPS response is returned. If no register number is in

ConnecT 56K DS User Manual 3-1Chapter3 OperationThis chapter describes the keypad, menu functions, and ConnecT 56K DSU operation.Understanding the ke

Operation3-2 ConnecT 56K DSU User ManualTable 3-2 LED IdentificationThis section explains the use of buttons and manual operation. Enter button The E

Understanding the keypad ConnecT 56K DS User Manual3-3Note:The active menu item or configuration parameter flashes. Examples: 1. To view submenu items

Operation3-4 ConnecT 56K DSU User Manualthe desired letter. If the letter is mistakenly pressed without using the * key, the numbered item will become

Menu structure ConnecT 56K DS User Manual3-5Menu structureThe ConnecT 56K DSU uses a multilevel menu approach to access its many features. All menu op

Operation3-6 ConnecT 56K DSU User Manual4=Dial Provides manual dialing functions. This menu item is displayed and available for use only when the Accu

General operations and menus ConnecT 56K DS User Manual3-7General operations and menusThis section discusses general operations and menus for the Conn

Operation3-8 ConnecT 56K DSU User ManualFrom the opening Main Menu 1= STATUS 2=TEST 3= CONFIG 4=DIAL press the number 3 to activate (begin flashing) 3

1 = STATUS ConnecT 56K DS User Manual3-91 = STATUSThe Status Selection displays two lines at a time of the current operational status of the network a

ii ConnecT 56K DSU User Manual* (Shift) ... 3-3 (Q

Operation3-10 ConnecT 56K DSU User ManualTo view additional information, press the Up or Down scroll key which displays two new lines of information.

2 = TEST ConnecT 56K DS User Manual3-112 = TESTThe ConnecT 56K DSU is able to perform a variety of tests that allow problems to specific components of

Operation3-12 ConnecT 56K DSU User Manualeffected by using the up scroll button. At every level of the menu pressing the Cancel button will return to

2 = TEST ConnecT 56K DS User Manual3-13Operation Follow standard operating procedure. When 2=TEST is flashing: Press the Enter button resulting in the

Operation3-14 ConnecT 56K DSU User ManualTesting from the remote end of the circuit is normally done with a bit error rate tester (BERT) or, by using

2 = TEST ConnecT 56K DS User Manual3-15To Exit a Test press the Quick # key to access the 1=EXIT TEST/2=DISPLAY STATUS submenu or press the Cancel key

Operation3-16 ConnecT 56K DSU User ManualFigure 3-6 Status DisplayMenu map 2=TEST/1= LOCAL UNIT/2=LOOP ONLY (RT)/Displays Operation Follow standard o

2 = TEST ConnecT 56K DS User Manual3-17Figure 3-7 Status Display Menu map 2=TEST/1= LOCAL UNIT/3=DTE ONLY/Displays Operation Follow standard operatin

Operation3-18 ConnecT 56K DSU User ManualFigure 3-8 DTE WITH TP MENUMenu map 2=TEST/1= LOCAL UNIT/4=DTE WITH TP/Submenus 1-6/DisplaysOperation Follow

2 = TEST ConnecT 56K DS User Manual3-19While this test is being performed, the ConnecT 56K DSU displays: DTE WITH TP TEST ERR=XX The first line of the

ConnecT 56K DSU User Manual iiiSubmenu 8 CD options ... 3-38Submenu 9 TR Optio

Operation3-20 ConnecT 56K DSU User Manual1=2047 PATTERN 2= 511 PATTERN Continue with operational procedures described for DTE & Loop (LL).6 = Self

2 = TEST ConnecT 56K DS User Manual3-21Menu map 2=Test/2=Remote Unit/Selections Operation Follow standard operating procedures. When 2=Remote Unit is

Operation3-22 ConnecT 56K DSU User ManualStatus Displays Remote With TP TEST Err - 00 Table 3-8 Test Displays Table 3-9 Available interface leads 1

2 = TEST ConnecT 56K DS User Manual3-23Menu map 2=TEST/1=LOCAL UNIT or REMOTE UNIT/Tests/1=EXIT TEST or 2=DISPLAY STATUS Note:Shaded items are restric

Operation3-24 ConnecT 56K DSU User Manual3 = CONFIGThe Configuration menu consists of a group of five sub-menus relating to a specific interface or fu

3 = CONFIG ConnecT 56K DS User Manual3-25Figure 3-9 Complete Configuration MenuMenu flow is normally depicted from left to right. When scrolling thro

Operation3-26 ConnecT 56K DSU User ManualMenu map 3=CONFIG/1=LOCAL/1=NETWORK OPT. Operation Follow standard operating procedures. When 1=NETWORK OPT.

3 = CONFIG ConnecT 56K DS User Manual3-27Submenu 1 loop rate The LOOP RATE option sets the loop operating speed. The unit should be set to the rate re

Operation3-28 ConnecT 56K DSU User ManualSubmenu 2 network A two digit decimal address can be assigned to each ConnecT 56K DSU. This addressing capabi

3 = CONFIG ConnecT 56K DS User Manual3-29Table 3-15 Network Type Commands Submenu 5 clock source The Clock Source options specifies the timing source

iv ConnecT 56K DSU User Manual

Operation3-30 ConnecT 56K DSU User ManualMenu map 3=CONFIG/1=LOCAL/2=DTE OPT. Operation Follow standard operating procedures. When 2=DTE OPT. is flash

3 = CONFIG ConnecT 56K DS User Manual3-31Submenu 1 DTE rate The DTE RATE option sets the operating speed of the DTE interface when the unit is set for

Operation3-32 ConnecT 56K DSU User Manualconstraint can also be eliminated by selecting the SCRAMBLER ON option. For 64K clear channel operation, ther

3 = CONFIG ConnecT 56K DS User Manual3-33Submenu 3 data format The DATA FORMAT option is used to select either the synchronous or asynchronous mode of

Operation3-34 ConnecT 56K DSU User ManualSubmenu 4 DTE CMD option The DTE COMMAND option is used to enable the DTE interface for one of the three diff

3 = CONFIG ConnecT 56K DS User Manual3-35Submenu 5 transmit clock The Transmit Clock option is used to select the source of the clock used to transfer

Operation3-36 ConnecT 56K DSU User ManualSubmenu 6 CS options The CS OPTIONS menu is used to select one of five different control modes for the Clear

3 = CONFIG ConnecT 56K DS User Manual3-37Specified times for the SHORT and LONG delays at the different operating speeds are:Submenu 7 anti -stream Th

Operation3-38 ConnecT 56K DSU User ManualContinue with standard operating procedures to select menu options. At the end of the options the system wilL

3 = CONFIG ConnecT 56K DS User Manual3-39Table 3-25 CD Options Commands Submenu 9 TR Options The TR OPTIONS menu is used to select the ConnecT 56K DS

List of FiguresConnecT 56K DSU User Manual vFigure 1-1 ConnecT 56K DSU Front View ...

Operation3-40 ConnecT 56K DSU User ManualSubmenu A SR options The SR Options menu is used to select the operating mode for the data set ready (SR) lea

3 = CONFIG ConnecT 56K DS User Manual3-41Menu map 3=CONFIG/1=Local/2=DTE Opt./B=Secondary Rate Operation To display the Secondary Rate submenu of 1=LO

Operation3-42 ConnecT 56K DSU User ManualMenu map 3=CONFIG/1=Local/3=Test Options Operation Follow standard operating procedures. When 3=TEST OPTIONS

3 = CONFIG ConnecT 56K DS User Manual3-43Table 3-29 RDL Select Commands Submenu 3 EIA LLB select The EIA LLB Select option is used to specify whether

Operation3-44 ConnecT 56K DSU User ManualMenu map 3=CONFIG/1=Local/4=Dial Options Operation Follow standard operating procedures. When 4=Dial Options

3 = CONFIG ConnecT 56K DS User Manual3-45The Manual Command option is a short cut method for entering configuration and control commands for the Conne

Operation3-46 ConnecT 56K DSU User Manual

ConnecT 56K DSU User Manual A-1AppendixA ReferenceThis appendix provides information about warranty and customer service, what information is required

A-2 ConnecT 56K DSU User ManualTelephone company informationThe following information may be required when applying to your local telephone company f

AT commandsConnecT 56K DSU User Manual A-3AT commandsThe following table lists the AT commands supported by the ConnecT 56K DSU. Table A-2 AT Comman

List of Figures vi ConnecT 56K DSU User Manual

A-4 ConnecT 56K DSU User ManualAT&V View current configuration noneAT&Wn Store user profile 0AT&Xn Transmit clock 0AT&Yn Power up use

AT commandsConnecT 56K DSU User Manual A-5AT_Tn Select test pattern 0AT_Xn Clock source select 0AT_Yn Secondary channel rate select 0AT CommandsComma

A-6 ConnecT 56K DSU User ManualConfiguration profilesThe following table lists the configuration profiles you can load using the Manual Command optio

Configuration profilesConnecT 56K DSU User Manual A-7DTR command timeout (X100)30 30 30 30CD option NRML NRML NRML NRMLSR option NRML NRML NRML NRMLR

A-8 ConnecT 56K DSU User ManualFiguresThis section lists the figures referred to throughout the manual.Figure A-1 DTE and Loop Test DiagramDTE Trans

FiguresConnecT 56K DSU User Manual A-9Figure A-2 Loop Only Test DiagramFigure A-3 DTE Only Test DiagramDTE Transmit DTE Receive DTE TDDTE RDLoop On

A-10 ConnecT 56K DSU User ManualFigure A-4 DTE With Test Pattern DiagramFigure A-5 Test Pattern Only DiagramDTE Transmit DTE Receive DTE TDDTE RDDT

FiguresConnecT 56K DSU User Manual A-11Figure A-6 DSU to Modem Interconnect Diagram Figure A-7 EIA 232 Connector for 56 KB/s and 64 KB/s Applicatio

A-12 ConnecT 56K DSU User Manual

List of TablesConnecT 56K DSU User Manual viiTable 1-1 LED Identification ..................