Patton electronic 3196RC user manual Line Loopback

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Model 3196RC T-DAC User Manual	5 • Troubleshooting and maintenance

To activate remote loop, do the following:

1.Go to the iDSL page and find the port to be placed under loopback.

2.Locate the Test Mode drop down menu and select remoteLoop(2).

3.Go to the bottom of the screen and click on the Submit button. the DSL port selected for remote loop will be highlighted in blue.

To deactivate the loop mode, use the Test Mode drop down menu, select none(0) and click on the Submit but- ton. The port field should be highlighted green when the port returns to data mode.

Line Loop

The line loop, initiated from the 3196RC, tests the DSL link between a 3196RC DSL port and the CPE. When a DSL port is placed on line loop, data transmitted by the CPE is looped at the 3196RC port (see figure 54).

DSL

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3196RC

Figure 54. Line Loopback

Note Line Loopback testing is intended for troubleshooting an iDSL con- nection in consultation with an end-user connected to the CPE. The CPE does not notify users when the T-DAC’s iDSL port enters line loopback mode.

To activate line loop on a DSL port, do the following:

1.Go to the iDSL page and find the port to be placed under loopback.

2.Locate the Test Mode drop down menu and select lineLoop(3).

3.Go to the bottom of the screen and click on the Submit button. The port selected for line loop will be highlighted in blue.

To turn off the loop mode, use the Test Mode drop down menu, select none(0) and click on the Submit but- ton. The iDSL port field should be highlighted in green when the port returns to data mode.

Basic iDSL and T1/E1 test modes

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Contents IDSL TDM-Digital Access Concentrator T-DAC Mailsupport@patton.com Summary Table of Contents Table of Contents Operation and shutdown Network Ports RJ-21X connector pin-out List of Figures Page List of Tables Compliance Information Radio and TV InterferenceIndustry Canada Notice FCC Part 68 Acta StatementCE Notice Audience About this guideStructure Typographical conventions used in this document PrecautionsGeneral conventions Mouse conventions Garamond bold typeChapter contents IntroductionModel 3196RC iDSL T-DAC overview Model 3196RC T-DACHardware overview WANPower system RS-232 control portCentral processing unit IDSL portsTemperature Physical dimensionsManagement services System timingEthernet LED CLK Source LED CLK Error LED LED displayDSL Approvals Hardware installation Introduction DAC blades installationUnpacking the Model 3196RC T-DAC Alignment/ESD pin and card handle Cable installation Connecting the Ethernet portsDB-9-to-RJ-45 cable diagram Connecting to the T1/E1 WAN ports WAN cable‘s 68-pin Scsi connectorNot Used Connecting the iDSL ports RJ-21X connectorConnecting the Bits clock 2.2 VppEXT Clock connector location Completing the hardware installation Configuring the T-DAC for Operation Configuration prerequisites Initial configuration through the RS-232 control port Connecting the DB9-RJ45 adapter with the included cableSetting up the HyperTerminal or similar program session Connection Description windowConfigure your COM port settings as shown in , then click OK Login window Using a browser to complete Model 3196RC configuration Displaying the T-DAC 3196RC web administration pagesRC Configuration Menu home Home page overviewHome page window panes Configuring the default gateway FlashConfiguring the system clocking parameters IP Routing Information windowExample Configuring the DS0 mapping For Clock Reference select slave3Dacs Display Type drop-down menu , select displayLongForm0 Examples for configuring static connections SolutionIDSL Port Configuration IDSL Port 1 Details Click the iDSL hyperlink on the 3196RC Configuration Menu Click on Submit Query IDSL Port Configuration window Activating the iDSL portsConfiguring the T-DAC for operation Configuring the T-DAC for operation Configuring line settings and signaling for E1 Accessing the Line Interface SettingsConfiguring the E1 line interface settings T1/E1 Link Activity Ports 1 4From the Line Build Out pull-down menu select e1pulse1 Configuring line settings and signaling for T1 Configuring the T1 line settings Line Type pull-down menu with dsx1ESF2 selectedFrom the Line Build Out pull-down menu select t1pulse0dB1 Saving your configuration Backing up your configuration parametersIMPORT/EXPORT Backing up the configuration store in flash memory Completing the installation Configuring the T-DAC for operation Operation and shutdown Activating the Model 3196RC De-activating the Model 3196RCTroubleshooting and maintenance Remote loopCited in section De-activating the Model 3196RC on Fault analysis PowerSystem IDSL port test modes Basic iDSL and T1/E1 test modesLocal loop Remote loop Local loopbackLine Loop Line LoopbackT1/E1 port test modes DSX1 payload loop dsx1PayloadLoopDSX1 line loop dsxLineLoop Periodic maintenanceCalibration Exporting the current Model 3196RC configuration MaintenanceReplacing the Model 3196RC IMPORT/EXPORT Troubleshooting and maintenance Removing the defective Model 3196RC Installing the replacement Model 3196RC Importing a saved configurationCompleting the installation Contacting Patton for assistance Warranty coverage Out-of-warranty serviceContact information Returns for creditRMA numbers Return for credit policyShipping instructions Appendix a Network Ports RJ-21X connector pin-out DSL Port Pin Positions Wire Color Code Port Appendix B WAN Network Module Connector pinout Port Pairs 68 Pin Wire Color Direction Positions Code Pin Telco pinoutPort 13/RX Pink/Violet Violet/Pink Port 14/TX