Paradyne 7510 DSU manual Terminal Port EIA-232 Connector, Signal Direction Pin #

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Cables and Pin Assignments

Terminal Port EIA-232 Connector

The Terminal port connects to a PC or VT100-compatible terminal.

Signal	Direction	Pin #

Transmit Data (TXD)	To DSU (In)	2

Received Data (RXD)	From DSU (Out)	3

Request to Send (RTS)	To DSU (In)	4

Clear to Send (CTS)	From DSU (Out)	5

Data Set Ready (DSR)	From DSU (Out)	6

Signal Ground (SG)	Ð	7

Carrier Detect (CD)	From DSU (Out)	8

Data Terminal Ready (DTR)	To DSU (In)	20

C-2

November 1997

7510-A2-GB20-10

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Contents Model 7510 DSU Copyright 1997 Paradyne Corporation All rights reserved Contents Monitoring the DSU Configuration Option Tables IndexDocument Purpose and Intended Audience About This GuideDocument Summary Product-Related Documents Model 7510 DSU Startup InstructionsModel 7510 DSU Features About the DSUFrame Typical DSU ConfigurationsRouter Relay Network Modem User InterfacesRear Panel Interfaces TerminalUsing the Asynchronous Terminal Interface Connecting to the Terminal PortSelect Initiating an ATI SessionMain Menu What Affects Screen Displays Status Test Configuration Control Load FromScreen Format Types Use the screen formatScreen Work Areas Menu PathKeyboard Keys Navigating the ScreensPress Screen Function Keys For the screen Select Press Return to FunctionSwitching to the Screen Function Key Area ExampleEnding an ATI Session Main Menu → Control → Device Name Customizing the DSUIdentifying the Device and System Device NameSaving Configuration Options If you select ThenAccessing and Displaying Configuration Options Configuring the DSUConfiguration Option Areas Configuration Option Area Configuration Option SetMonitoring the DSU What to MonitorMain Menu → Status → System and Test Status Viewing System and Test StatusSystem and Test Status Health and Status SELF-TEST Results Health and Status HhhmmssSelf-Test Results Self-Test Results Messages What Message Indicates What To DoTest Status Messages Test Status Messages MeaningViewing Network Interface Status Main Menu → Status → Network Interface StatusViewing Network Performance Statistics Network Performance StatisticsMain Menu → Status → Display LEDs Alarm Test DM OOS OOF NS TXD RXD RTS CTS DTRMonitoring the LEDs Display Leds System NetworkAlarm System LEDsNS ± No Signal DM ± Data ModeOOS ± Out of Service Network LEDsPort LEDs Main Menu → Test TestingAccessing the Test Menu TestDevice Messages Loopback Type Initiated By Table A- 2, Network Interface OptionsMain Menu → Test → Network Tests Running Network TestsNetwork Tests CSU or External Network Loopback DSU or Internal Network Loopback Send V.54 Up/Down SequencesTest Pattern for the Network Main Menu → Test → Data Port Tests Running Data Port TestsData Port Tests Local Loopback Test Pattern for the DTERunning the Lamp Test Main Menu → Test → Lamp TestEnding an Active Test Responding to Device Messages Messages and TroubleshootingMessages and Troubleshooting Device Messages 1 What Message Indicates What To DoDevice Messages 2 What Message Indicates What To Do Troubleshooting Troubleshooting 1 Symptom Possible Cause SolutionsMain Menu → Control → Reset Device Resetting the DSUTroubleshooting 2 Symptom Possible Cause Solutions Displaying DSU Identity InformationOverview Configuration Option TablesSelect To Access To Configure Status Load Edit/Display TestSystem Options Menu Operating ModeLads Timing Possible Settings Internal, External, Receive Table A-1. System Options 1Lads Line Rate Kbps Test TimeoutTable A-1. System Options 2 Test Duration minNetwork-initiated DSU Loopback 64K CC Network Interface Options MenuTable A-2. Network Interface Options Data Scrambling 64K CCInvert Transmit Clock Data Port Options MenuTable A-3. Data Port Options 1 Bilateral LoopbackCarrier Control by RTS Table A-3. Data Port Options 2Rlsd Control Table A-3. Data Port Options 3 Inactivity TimeoutTerminal Port Options Table A-4. Terminal Port Options 1Table A-4. Terminal Port Options 2 Disconnect TimeminutesConfiguration Option Settings Configuration WorksheetsWorksheets Network Interface Cables and Pin Assignments Terminal Port EIA-232 Connector Signal Direction Pin #Signal User Data Port ConnectorNumber Direction Pin Socket Connector Standard EIA-232-D Crossover Cable PinRJ48S DDS Network Interface Cable Functions Circuit Pin # LAN Adapter Converter and CableModular RJ48S DDS Network Interface Cable Cable Plug to Modular Jack LAN AdapterTechnical Specifications Table D-1. Model 7510 DSU Technical Specifications 1Network Compatibility Table D-1. Model 7510 DSU Technical Specifications 2Network Interface DTE Data Port InterfaceGlossary Excessive BPV Factory defaultsEIA-232 Frame relayNode ResetMultiplexing Non-latchingIndex NumbersIN-2 IN-3