Nortel Networks 411-2021-111 manual About this document, Intended audience for this publication

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About this document

This publication is one of a set of documents that provide Northern Telecom (Nortel) customers with information and suggestions on the planning and maintenance of their DualMode Metrocell system. This set of documents includes the following manuals:

DualMode Metrocell Functional Description Manual

— DualMode Metrocell Cell Site Description

— DualMode Metrocell Common Equipment (CE) Frame Description

— DualMode Metrocell Radio Frequency (RF) Frame Description

DualMode Metrocell Planning and Engineering Guidelines

DualMode Metrocell Installation Manual

DualMode Metrocell Operation and Maintenance Manual

DualMode Metrocell Troubleshooting Guidelines

The manual suite for the DualMode Metrocell provides information on cell site configurations, hardware components, planning and installation procedures, as well as maintenance and troubleshooting methods.

Intended audience for this publication

The intended audience for this set of manuals is the cell site technicians and the planning engineers who require information in the maintenance and planning of a DualMode Metrocell. The Functional Description Manual provides a technical reference foundation for the other documents in the documentation suite and is written for all.

The Planning and Engineering Guidelines is written for system planning personnel in implementing new cells or expanding existing cell sites in a cellular system.

The Operation and Maintenance Manual and the Troubleshooting Guidelines that provide information on problem recognition and preventive maintenance are written for cell site technicians to assist them in troubleshooting and performing their routine work.

DMS-MTX DualMode Metrocell Cell Site Description

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Contents DualMode Metrocell Page Page June Publication historyContents Cell Site Components Power and Grounding RequirementsDatafilling a Metro Cell Site AppendicesList of tables Block diagram of a 120 Stsr Metrocell using one RF FramePage Intended audience for this publication About this documentApplicability of this publication How this publication is organizedList of terms BandCarrier RF DBm CellDBW DuplexerForward path FilterIsolation LossOmni ModulationDqpsk Return lossSignal RF SectorSectorization Stsr Northern Telecoms DualMode Metrocell IntroductionDigital ready cellular product System architecture of a DualMode MetrocellMetro RF Frame Basic components of a DualMode Metrocell Universal CE Frame800 MHz cellular band Channel assignment for 800 MHz cellular systemsChannel assignment Band a 416 channels Band B 416 channels Introduction 6Introduction Standard 01.01 June Cell Site Configurations Omni configurationOverview Omni N=7 frequency reuse plan Sectorized configuration120 N=7 sectorized frequency reuse plan 60 N=4 sectorized frequency reuse plan Cell Site Layouts Omni cell site configurationRF Frame Control Channel redundancyCell Site Layouts 4Cell Site Layouts TRU/DPA Transmit cabling6Cell Site Layouts Component requirement Receive cablingNo. Frames TRUs ATCsStsr cell site configuration CE Frame RF Frame Block diagram of a 120 Stsr Metrocell using one RF FrameBlock diagram of a 120 Stsr Metrocell using three RF Frames 12Cell Site Layouts DPA 9 Port1 CCH ATC3 Port DPA 10 Port1 14Cell Site Layouts TRU/DPA ATC 16Cell Site Layouts Sector Sector Z Sector YSector Y TX/RX, 3 RX Control Channel Locate Channel Receiver Sector Stsr cell site connectionSector U Sector W22Cell Site Layouts Block diagram of a 60 Stsr Metrocell with two RF Frames 24Cell Site Layouts Block diagram of a 60 Stsr Metrocell with four RF Frames 26Cell Site Layouts Transmit cabling 28Cell Site Layouts TRU/DPA 30Cell Site Layouts Port2 ATC3 Port DPA Port1 RF Frame 32Cell Site Layouts Receive cabling 34Cell Site Layouts Sector Y 36Cell Site Layouts Component requirement 38Cell Site Layouts Standard 01.01 June Major components of a DualMode Metrocell Description Cell Site ComponentsNTAX98AA FRU Customer Service Operations 4Cell Site Components Standard 01.01 June Safety requirements Power and Grounding RequirementsPower and grounding requirements Power and Grounding Requirements 4Power and Grounding Requirements Power distribution for the CE and RF Frames in a Metrocell Frame power distributionGrounding UL/CSA approval System power protectionCEC par DC coupled signals Cable Identification 10Power and Grounding Requirements Standard 01.01 June Datafill Overview Datafilling a Metro Cell SiteTable Acualm Table ClliAlarm Points Metro RF Frame ATCCavities Fan Pwr Hsmo +27V a Rip Connector J206 Table VCHINV, CCHINV, LcrinvPort # Example of Metro TRU datafill Frequency Assignment ExampleIcrm Example of Metro ICRM/TRU hardwire configuration8Datafilling a Metro Cell Site Standard 01.01 June Appendix a DualMode Metrocell Cell Site Specifications System ConfigurationRadio Frequency Audio Interface AlarmsDC Power Requirements Power Distribution RequirementsMechanical Environmental PackagingRegulatory Electromagnetic Emissions Radiated EmissionsTelecom Compliance Product Safety =7 Frequency plan Band a Appendix B Frequency Plans=7 Frequency plan Band B =4 Frequency plan Band B =4 Frequency plan Band a10Frequency Plans Standard 01.01 June Page Cell Site Description