Nortel Networks 411-2021-111 manual Block diagram of a 120 Stsr Metrocell using one RF Frame

Page 36

3-10Cell Site Layouts

2) is required.

For a frame with 21 channels or more, two duplexers (located in positions 2 and 3) are required.

Figure 3-6

Block diagram of a 120° STSR Metrocell using one RF Frame

See Table 3-5 for

RF Frame 1

See Table 3-8 for

RMC/TRU Shelf connection

PA/ATC connection

A1

1A

TX

Control Channel

A2

RX

Duplexer

ANT

for Sector X

1TRU

234561

SHELFTRU SPLITTER1

A3

RMC1BRMC

Position 1

A8

DPA 1

B1

B2

ATC 1

TRU/DPA

B3

Shelf 1

B8

TRUSHELF SPLITTER6

DPA 4

TRU8

4563 2 1

Control Channel

for Sector Y

9TRU

234561

SHELFTRU SPLITTER1

A1

2ARMC

TX

DPA 5

A2

RX

Duplexer

ANT

A3

A8

Position 2

B1

2B

TRU/DPA

B2

ATC 2

B3

RMC

Shelf 2

B8

DPA 8

TRU16

3456 2 1

SHELFTRU SPLITTER6

Control Channel

for Sector Z

17TRU

234561

SHELFTRU 1SPLITTER

A1

3ARMC

TX

DPA 9

A2

RX

Duplexer

ANT

A3

A8

Position 3

B1

3B

TRU/DPA

B2

ATC 3

Shelf 3

B3

RMC

B8

TRUSHELF SPLITTER6

DPA 12

TRU24

4563 2 1

CE Frame

ICRM HSMO

Antenna (Sector X Main receive)

Antenna

(Sector X

Diversity

receive)

Antenna (Sector Y Main receive)

Antenna

(Sector Y

Diversity

receive)

Antenna (Sector Z Main receive)

Antenna

(Sector Z

Diversity

receive)

411-2021-111 Standard 01.01 June 1996

Image 36

Contents DualMode Metrocell Page Page Publication history JuneContents Power and Grounding Requirements Cell Site ComponentsDatafilling a Metro Cell Site AppendicesBlock diagram of a 120 Stsr Metrocell using one RF Frame List of tablesPage About this document Intended audience for this publicationHow this publication is organized Applicability of this publicationList of terms BandCarrier RF Cell DBmDBW DuplexerFilter Forward pathIsolation LossModulation OmniDqpsk Return lossSignal RF SectorSectorization Stsr Introduction Northern Telecoms DualMode MetrocellSystem architecture of a DualMode Metrocell Digital ready cellular productBasic components of a DualMode Metrocell Universal CE Frame Metro RF 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 Sectorized configuration Omni N=7 frequency reuse plan120 N=7 sectorized frequency reuse plan 60 N=4 sectorized frequency reuse plan Omni cell site configuration Cell Site LayoutsControl Channel redundancy RF FrameCell Site Layouts 4Cell Site Layouts Transmit cabling TRU/DPA6Cell Site Layouts Receive cabling Component requirementNo. Frames TRUs ATCsStsr cell site configuration CE Frame Block diagram of a 120 Stsr Metrocell using one RF Frame 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 Y Sector ZSector Y TX/RX, 3 RX Stsr cell site connection Control Channel Locate Channel Receiver SectorSector 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 Cell Site Components Major components of a DualMode Metrocell DescriptionNTAX98AA FRU Customer Service Operations 4Cell Site Components Standard 01.01 June Power and Grounding Requirements Safety requirementsPower and grounding requirements Power and Grounding Requirements 4Power and Grounding Requirements Frame power distribution Power distribution for the CE and RF Frames in a MetrocellSystem power protection Grounding UL/CSA approvalCEC par DC coupled signals Cable Identification 10Power and Grounding Requirements Standard 01.01 June Datafilling a Metro Cell Site Datafill OverviewTable Clli Table AcualmAlarm Points Metro RF Frame ATCCavities Fan Pwr Hsmo +27V a Rip Connector J206 Table VCHINV, CCHINV, LcrinvPort # Frequency Assignment Example Example of Metro TRU datafillExample of Metro ICRM/TRU hardwire configuration Icrm8Datafilling a Metro Cell Site Standard 01.01 June Appendix a DualMode Metrocell Cell Site Specifications System ConfigurationRadio Frequency Alarms Audio InterfaceDC Power Requirements Power Distribution RequirementsMechanical Packaging EnvironmentalRegulatory Electromagnetic Emissions Radiated EmissionsTelecom Compliance Product Safety Appendix B Frequency Plans =7 Frequency plan Band a=7 Frequency plan Band B =4 Frequency plan Band a =4 Frequency plan Band B10Frequency Plans Standard 01.01 June Page Cell Site Description