Nortel BCM Maintenance
Nortel BCM 400 Maintenance Guide
Nortel BCM 400 Maintenance Guide
New BCM450
The BCM200/400 4.0 Maintenance Guide describes how to install, configure, and
maintain the BCM200 and BCM400 hardware running Business Communications Manager
(BCM) 4.0 software.
The concepts, operations, and tasks described in this guide relate to the hardware of the BCM
system. This guide provides task-based information on how to install the hardware components
and perform basic configuration tasks.
Use Element Manager, Startup Profile, and Telset Administration to configure various BCM
parameters.
In brief, the information in this guide explains:
• Installing hardware components
• Starting and initializing the system hardware
• Replacing components
• Testing the system
The Nortel Business Communications Manager (BCM) system provides private network and
telephony management capability to small and medium-sized businesses. The BCM system
integrates voice and data capabilities, voice over Internet protocol (VoIP) gateway functions, and
quality of service (QoS) data-routing features into a single telephony system. The BCM system is
a compact system that enables you to create and provide telephony applications for use in a
business environment.
Refer to the following sections for information on the BCM hardware components:
• “Main units”
• “BCM400 advanced function tray” on page 39
• “Base function tray component hardware” on page 41
• “BCM expansion unit (BCM400 only)” on page 51
• “MBM bays and backplane” on page 52
• “Media bay modules (MBMs)” on page 53
• “BCM400 expansion gateway” on page 65
• “BCM components” on page 66
• “Field replaceable units (FRU)” on page 72
• “Telephones and adapters” on page 75
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