Troubleshooting | ADTRAN 2 x E1 guide

61280004L2-1C

Section 4 Troubleshooting

44	TRACER 2 x E1 User’s Manual

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ADTRAN 2 x E1 user manual Troubleshooting

Contents

Tracer 2 x E1 User’s Manual 61280004L2-1C Radio Frequency Interface Statement R N I N G Radio Frequency Interference Statement Table of Contents Operation Troubleshooting Glossary SpecificationsWarranty, Ordering and Return Information Appendix a Illustrations Viii Applications Tracer DescriptionIntroduction Spread Spectrum Channel Selection Forward Error CorrectionTracer Description Direct Sequence Tracer System Configuration E1 InterfacesBaseband Processor or BBP Block diagram of the BBP is shown in Figure VT100 RS-232 Interface Power Alarm ContactsIf Signal Controls and Indicators Freq Name Function Non-volatile Memory Built-In Tests Radio Frequency Converter or RFC 10. Front and Rear of Rackmount RFC Housing Antenna Selection Antenna 100 mW Installation UNPACK, Inspect Installation Grounding 15 Pin RJ-48 E1 Interfaces Link Planning P O R T a N T Antenna Feedline Loss Antenna Gain Path Loss Path Availability Setting the Transmitter Power GHZ, 1 Watt Transmitter Option Setting the RFC Frequency Plan on NON 1 Watt 2.4 GHZ Models 4 GHz Diplexer Plan a Plan B Setting the RFC Frequency Plan on 5.8 GHZ Models 8 GHz Diplexer Automatic BBP Frequency Plan Connecting the BBP and the RFCApplying Power Spreading Code CO-LOCATING Multiple Systems Antenna AlignmentRF LOW Alarm Contacts Remote Bert Installation VT100 User Interface PasswordOperation RS-232 Interface Operation Main Menu SelectionsSystem Status Screen Main Menu Screen Tracer Main Menu E1 Status / Configuration / Loopback E1A Status Screen Link Performance History Link Performance History Screen E1A Statistics E1B Statistics Troubleshooting Using the Front Panel Indicators SectionTROUBLESHOOTING4 TroubleshootingProblem Descriptions and Recommended Actions General Troubleshooting CV/CRC Light on E1A or E1B is Lit when CRC is enabledRecommended Actions LBK-A or LBK-B is Lit LOS/OOF Light on E1A or E1B No Power Light ALM is Lit Test Light is Lit or Blinking TST Light is Lit After Pressing Remote Test Button Fail Light is Lit After Pressing Remote Test Button RF Low Light is On Troubleshooting Using the VT100 User Interface LOS AlarmCV Alarm OOF Alarm CRC AlarmRMT Alarm UA1 Alarm Code Sync Status Carrier Sync Status or E1 Mux Sync Status Possible Cause RFC Link Up StatusES Values in E1A or E1B Performance History Menu SES Values in E1A or E1B Performance History Menu Troubleshooting Specifications VT100 Terminal Interface SpecificationsPower Mechanical & Environmental Sales WARRANTY, Ordering and ReturnWarranty Repairs and Returns Warranty, Ordering and Return Information Glossary Acronyms Used in this Manual Glossary Personal Computer Connection DB-9 Appendix a Cable ConnectionsTerminal Connection DB-25 Modem Connection DB-25 Appendix a Cable Connections