Nokia MetroSite EDGE Manuals

• 1

  Product Description

5

Contents

• 5

  Table of Contents

7

List of Tables

9

List of Figures

13

1 About This Document

15

2 Introduction to the Nokia Metrosite EDGE Base Station

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  Base Station System
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  Nokia Metrosite EDGE Base Station
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  Figure 1. Base Station System (BSS)
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  Figure 2. Nokia Metrosite - an Ideal Solution for Dense, Urban Environment

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3 Nokia Metrosite EDGE Base Station Features

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  Building Capacity With the Nokia Metrosite EDGE Base Station
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    Four TRX BTS With Flexible Sectoring and Dual Band Operation
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    Chaining of Nokia Metrosite EDGE Base Stations
  • 21

    RF Power and Sensitivity for Microcellular Applications
  • 21

    Smooth Capacity Expansion

• 21

  Table 1. Power Level Ranges for the Nokia Metrosite EDGE Base Station

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  High Network Quality
  • 21

    Receiver Diversity
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  Antenna Solution
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  Frequency Hopping
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  Telecommunication Features
  • 24

    General Packet Radio Service (GPRS)
  • 24

    Enhanced General Packet Radio Service (EGPRS)
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  Easy and Fast Deployment
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    Installation
  • 25

    Commissioning With the Nokia Metrosite BTS Manager
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    Figure 3. Nokia Metrosite BTS Manager Commissioning Wizard
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  Advanced Operation and Maintenance
  • 27

    Integration of TRX and Base Control Functions (BCF)
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    BTS Diagnostics, Alarms and TRX Test
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    Battery Backup With Nokia Metrosite Battery Backup
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    Temperature Control
  • 28

    Figure 4. Temperature Management Diagram

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4 Applications

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  Building Capacity With the Nokia Metrosite EDGE Base Station
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  Figure 5. Roadside Coverage With the Nokia Metrosite EDGE Base Station
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  Figure 6. Microcells Built With the Nokia Metrosite EDGE Base Station
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  Figure 7. Four Trxs in One Sector, Single Band Configuration
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  Figure 8. (1+1)/(1+1) Dual Band Configuration
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  Figure 9. 2+2 Dual Band Configuration
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  Transmission With the Nokia Metrosite EDGE Base Station
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  Figure 10. Examples of Transmission Connections

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5 Nokia Metrosite EDGE Base Station Related Software

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  Nokia Metrosite EDGE Base Station Software
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  Nokia Metrosite BTS Manager Software
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  BTS Software Updates
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  Figure 11. Nokia Metrosite BTS Manager Desktop

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6 General Function, Construction and Units

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  Nokia Metrosite EDGE Base Station General Function
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    Signalling Between Network, BTS and MS
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    Figure 12. General Principle of Signalling Between Network, BTS and Mobile Station
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    Nokia Metrosite EDGE Base Station Internal Function
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    Figure 13. Nokia Metrosite EDGE Base Station Block Diagram
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  Cabinet (HVMC) and Cover (HVCU, WCUA)
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  Figure 14. Power Distribution in the Nokia Metrosite EDGE Base Station
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  Figure 15. Dimensions of the Nokia Metrosite EDGE Base Station
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  Figure 16. Arrangement of Units
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  Transceiver Unit (Hvtxx and Wtxx)
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  Figure 17. Transceiver Unit
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  Baseband Module
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  Figure 18. Block Diagram of a Nokia Metrosite TRX
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  Figure 19. Block Diagram of the Baseband Module
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  RF Module
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    Figure 20. Block Diagram of the RF Module

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      Table 2. TRX Interface Connectors

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        Table 3. Pin Configuration of the LMP Connector

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          Table 5. Pin Configurations of the EAC Connector

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            Table 6. Pin Configuration of a Balanced TQ Connector

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            Table 7. Power Supply Unit Alternatives

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            Table 8. Power Supply Connector Types

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            Fan Unit (HVMF)
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          Connector Types
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          Figure 28. Power Supply Unit
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        Figure 26. Pin Order of a Balanced TQ Connector
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        Figure 27. Wireline Transmission Unit Alternatives
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      Figure 24. Pin Order of the EAC Connector
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      Transmission Unit (VXEA, Vxtx, VXRB)
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      Figure 25. Radio Link Transmission Unit Alternatives
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      Unit Alternatives for Wireline Transmission
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    Figure 23. Pin Order of the Q1 Connector
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    Table 4. Pin Configuration of the Nokia Q1 Connector
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  External Interfaces
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  External Interfaces
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  Figure 21. Interface Unit of the Nokia Metrosite EDGE Base Station
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  Figure 22. Pin Order of the LMP Connector

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Table 9. Cooling Fans Details

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Table 10. Transceiver Unit Alternatives

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Unit Alternatives and Other Delivery Items

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  Table 11. Nokia Metrosite EDGE Base Station Unit Alternatives and Other Delivery Items

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Table 12. Common Technical Data

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Technical Specifications

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  Table 13. Specific Technical Data for the 5W GSM 900 TRX

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    Table 14. Specific Technical Data for the 5W GSM 1800 TRX

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      Table 15. Specific Technical Data for the 5W GSM 1900 TRX

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      Table 16. Specific Technical Data for the 5W GSM/EDGE 800 TRX

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      Table 17. Specific Technical Data for the 5W GSM/EDGE 900 TRX

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      Table 18. Specific Technical Data for the 5W GSM/EDGE 1800 TRX

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      Table 19. Specific Technical Data for the 5W GSM/EDGE 1900 TRX

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      Table 20. HW Interfaces of Nokia Metrosite EDGE Base Station

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      Table 21. Transmission Interfaces of Nokia Metrosite EDGE Base Station

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      Table 22. Flexbus Cable Characteristics

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      Table 23. Dimensions and Weight of the TRX

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      Table 27. System Requirements for Nokia Metrosite BTS Manager

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      Table 28. Common Standards

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      International Recommendations
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      Table 30. Electrical Safety Standards
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      Environment
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      Mechanical Standards
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      Base Station Interface Equipment - Related Recommendations and Standards
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      Table 37. 2048 Kbit/S E1 Interface
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      Table 38. 1544 Kbit/S T1 Interface
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    Basic Telecommunication Features
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  Dimensions and Weights of Plug-In Units
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  Table 24. Dimensions and Weight of the Interface Unit
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  Table 25. Dimensions and Weight of the Transmission Unit
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  Table 26. Dimensions and Weight of the Power Supply Unit

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Index

5

Contents

• 5

  Table of Contents

• 11

  1 About This Document

• 13

  2 Preparations for Maintenance

  • 13

    Site Folder
    • 13

      Fault Reporting
  • 13

    Maintenance Equipment
    • 14

      Nokia BTS Manager
  • 14

    Environmental Precautions
  • 14

    Power Supply Precautions
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    Removing the BTS Cover
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    Figure 1. Safety Strap On the Metrosite EDGE BTS Cover

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  3 Periodic Maintenance

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    Maintaining the Cabinet
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      Fan Unit and Air Circulation
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      Cover
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      Seals
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      Lock
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    Periodic Testing of the BTS

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  4 Adjusting the 13 Mhz Clock

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    Figure 2. 13 Mhz Clock Adjustment
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    Figure 3. Clock Control Window - Coarse Adjustment
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    Figure 4. Fine Adjustment of the DAC Value

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  5 Troubleshooting

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    Testing the BTS
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    Troubleshooting Checklist

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  6 Replacing Units

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    ESD Protection
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    Figure 5. Electro-Static Sensitive Device Symbol
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    Removing Units
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    Figure 6. Connecting the Antistatic Wrist Strap
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    Figure 7. Removing the Units
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    Recycling of Units
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    Replacing Trxs
    • 30

      TRX Slot Identification

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List of Tables

8

List of Figures

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Replacing a Slave TRX

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  Figure 8. TRX Slot Numbering
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  Figure 9. Example Object Properties Window in Nokia BTS Manager (Can Be Used for Blocking a TRX)
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  Replacing the Master TRX in BTS Configurations With Two or More Trxs
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  Replacing the Master TRX in a Single TRX BTS

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Replacing the Transmission Unit

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  Replacing the Interface Unit
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  Replacing the Power Supply Unit
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  Replacing the Cooling Fan
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    Replacing the HVMF Cooling Fan, Version 1
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    Figure 10. Displacing the Sealing Strip and Releasing the Cables
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    Figure 11. HVMF Cooling Fan Assembly and Mounting Screws
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    Figure 12. HVMF Fan Assembly, Version 1
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    Replacing the HVMF Cooling Fan, Version 2
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    Figure 13. HVMF Fan Assembly, Version 2

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LED Indicator Conditions

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  Transmission Unit LED
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  Power Supply Unit LED
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  Table 8. LED Conditions for the Fan Unit

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Index