ADTRAN 2 x E1 user manual SES Values in E1A or E1B Performance History Menu

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61280004L2-1C

Section 4 Troubleshooting

SES Values in E1A or E1B Performance History Menu

This value indicates the number of Severely Errored Seconds in the E1 data stream.

Possible Cause

•When CRC is enabled, a severely errored second is listed when more than 805 CRCs occur within that second.

•When CRC is disabled, an errored second is listed when more than 850 CVs occur within that second.

Recommended Actions:

1.Check the E1 signal with a BERT test set to determine origin of error.

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Contents Tracer 2 x E1 User’s Manual 61280004L2-1C R N I N G Radio Frequency Interface StatementRadio Frequency Interference Statement Table of Contents Operation Troubleshooting Warranty, Ordering and Return Information SpecificationsGlossary Appendix aIllustrations Viii Introduction Tracer DescriptionApplications Spread SpectrumTracer Description Forward Error CorrectionChannel Selection Direct SequenceBaseband Processor or BBP Tracer System ConfigurationE1 Interfaces VT100 RS-232 Interface Block diagram of the BBP is shown in FigureIf Signal Alarm ContactsPower Controls and IndicatorsFreq Non-volatile Memory Name FunctionRadio Frequency Converter or RFC Built-In Tests10. Front and Rear of Rackmount RFC Housing Antenna 100 mW Antenna SelectionUNPACK, Inspect InstallationGrounding InstallationE1 Interfaces 15 Pin RJ-48P O R T a N T Link PlanningAntenna Gain Antenna Feedline LossPath Availability Path LossGHZ, 1 Watt Transmitter Option Setting the Transmitter Power4 GHz Diplexer Setting the RFC Frequency Plan on NON 1 Watt 2.4 GHZ ModelsPlan a Plan B 8 GHz Diplexer Setting the RFC Frequency Plan on 5.8 GHZ ModelsApplying Power Connecting the BBP and the RFCAutomatic BBP Frequency Plan Spreading CodeRF LOW CO-LOCATING Multiple SystemsAntenna Alignment Remote Bert Alarm ContactsInstallation Operation PasswordVT100 User Interface RS-232 InterfaceSystem Status Screen OperationMain Menu Selections Tracer Main Menu Main Menu ScreenE1A Status Screen E1 Status / Configuration / LoopbackLink Performance History Screen Link Performance HistoryE1B Statistics E1A StatisticsProblem Descriptions and Recommended Actions SectionTROUBLESHOOTING4 TroubleshootingTroubleshooting Using the Front Panel Indicators GeneralRecommended Actions TroubleshootingCV/CRC Light on E1A or E1B is Lit when CRC is enabled LOS/OOF Light on E1A or E1B LBK-A or LBK-B is LitALM is Lit No Power LightTST Light is Lit After Pressing Remote Test Button Test Light is Lit or BlinkingRF Low Light is On Fail Light is Lit After Pressing Remote Test ButtonCV Alarm Troubleshooting Using the VT100 User InterfaceLOS Alarm RMT Alarm OOF AlarmCRC Alarm UA1 Alarm Code Sync Status Carrier Sync Status or E1 Mux Sync Status ES Values in E1A or E1B Performance History Menu Possible CauseRFC Link Up Status SES Values in E1A or E1B Performance History Menu Troubleshooting Specifications Power SpecificationsVT100 Terminal Interface Mechanical & EnvironmentalWarranty WARRANTY, Ordering and ReturnSales Repairs and ReturnsWarranty, Ordering and Return Information Acronyms Used in this Manual GlossaryGlossary Terminal Connection DB-25 Appendix a Cable ConnectionsPersonal Computer Connection DB-9 Modem Connection DB-25Appendix a Cable Connections