Benutzerhandbuch für Avaya Canada Corporation NT800FRM

Inhaltsverzeichnis

• Introduction to Metro Cell

  14
  • Metro Cell product objectives

    14
  • Key features

    14
  • Physical layout of outdoor Metro Cell

    19
  • Physical layout of Indoor Metro Cell

    21
  • Digital equipment architecture

    25
  • Environmental control

    27
    • Thermal design

      27
  • Indoor digital rack (DR) of the Metro Cell

    30
  • Outdoor radio enclosure (RE) physical architecture

    32
  • Module interrelationships

    35
• Subsystem description

  38
  • Outdoor Metro Cell power systems

    38
    • DEI physical layout

      38
    • Backhaul interface

      39
    • Surge protection

      39
    • AC power entry and distribution

      39
    • DC power and distribution

      40
    • Power, protection and grounding architecture

      41
    • Backup batteries and sensors

      41
  • Indoor Metro Cell power systems

    43
    • AC power Input

      43
    • DC power input

      46
    • DC power distribution (FRMs)

      46
  • Indoor and outdoor Metro Cell distribution module

    48
    • Battery management

      52
    • Power distribution

      53
    • Grounding

      55
    • Battery backup

      55
  • CEM principle functions

    56
    • CEM Interconnect board (IB)

      60
    • CEM dc voltages

      60
  • Timing and frequency systems

    60
    • Global positioning system timing module (GPSTM)

      60
  • Antennas

    63
    • Gps antennas

      63
    • Control Module (CM)

      63
  • CDMA traffic systems

    64
    • CORE

      64
  • Flexible RF modules (FRM)

    68
    • Transmit / Receive Module (TRM)

      72
    • Duplexer/LNA Preselector/LNA Module (DPM) - 1900 MHz

      73
    • Duplexer/LNA module - 800 MHz

      75
    • 1900 FRM Triplexer Module (FRMTM)

      76
    • Electro-optical Module (EOM)

      77
    • Power amplifier (PAM)

      78
    • Fan / alarm controller board

      78
  • Basestation communication network (BCN) distribution

    80
  • DE / RF module signalling

    83
  • Signal flow

    83
    • Forward link baseband signal flow

      83
• Field Replaceable Units (FRU)

  84
  • Outdoor Metro Cell

    85
• Software

  90
• Specifications

  92
• Glossary

  94