Nortel Networks 411-2021-111 manual Basic components of a DualMode Metrocell Universal CE Frame

Page 19

Introduction 1-3

Figure 1-3

Basic components of a DualMode Metrocell

Universal CE Frame

RIP

DRUM

ACU

HSMO

CSM2

Dual RMC (one to six)

ICRM

Blank Panel

Base

Metro RF Frame

RIP

Duplexer

(one to three)

ATC

TRU/DPA Shelf (TRUs & DPAs)

ATC

TRU/DPA Shelf (TRUs & DPAs)

ATC

TRU/DPA Shelf (TRUs & DPAs)

Base

Legend:
RIP	Rack Interface Panel
DRUM	DualMode Radio Unit Monitor
ACU	Alarm Control Unit
HSMO	High Stability Master Oscillator
CSM2	Cell Site Monitor 2
RMC	Receive Multicoupler
ICRM	Integrated Cellular Remote Module
ATC	AutoTune Combiner
TRU	Transmit Receive Unit
DPA	Dual Power Amplifier

DMS-MTX DualMode Metrocell Cell Site Description

Image 19

Contents DualMode Metrocell Page Page June Publication historyContents Appendices Power and Grounding RequirementsCell Site Components Datafilling a Metro Cell SiteList 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 organizedBand List of termsCarrier RF Duplexer CellDBm DBWLoss FilterForward path IsolationReturn loss ModulationOmni DqpskSector Signal RFSectorization 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 FrameChannel assignment for 800 MHz cellular systems 800 MHz cellular bandChannel assignment Band a 416 channels Band B 416 channels Introduction 6Introduction Standard 01.01 June Omni configuration Cell Site ConfigurationsOverview 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 Frames TRUs ATCs Receive cablingComponent requirement No.Stsr 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 Sector W Stsr cell site connectionControl Channel Locate Channel Receiver Sector Sector U22Cell 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 ClliMetro RF Frame ATC Alarm PointsCavities Fan Pwr Hsmo +27V a Table VCHINV, CCHINV, Lcrinv Rip Connector J206Port # Example of Metro TRU datafill Frequency Assignment ExampleIcrm Example of Metro ICRM/TRU hardwire configuration8Datafilling a Metro Cell Site Standard 01.01 June System Configuration Appendix a DualMode Metrocell Cell Site SpecificationsRadio Frequency Audio Interface AlarmsPower Distribution Requirements DC Power RequirementsMechanical Environmental PackagingRadiated Emissions Regulatory Electromagnetic 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