Nortel BCM 450 Guida
Nortel Business Communications Manager 450
Maintenance
Release: 5.0
Document Revision: 02.03
NN40170-503
Document status: Standard
Document issue: 02.04
Document date: August 2009
Product release: BCM 5.0
Job function: Maintenance
Type: NTP
Language type: English
Copyright © 2009 Nortel Networks
All Rights Reserved.
NORTEL, the globemark design, and the NORTEL corporate logo are trademarks of Nortel
Networks.
Maxell is a trademark of Hitachi Maxell, Ltd.
All other trademarks are the property of their respective owners.
Business Communications Manager 450
Maintenance
NN40170-503 02.04 Standard
August 2009
Copyright © 2009 Nortel Networks
Contents
New in this release 5
Features 5
Introduction 7
System maintenance 9
BCM450 equipment replacement 11
BCM450 internal component replacement 13
Replacing a media bay module 15
Prerequisites 15
Procedure steps 15
Removing the power supply 16
Connecting the new power supply 17
Removing the hard disk 17
Installing the hard disk 18
Installing the CEC 19
Replacing memory 21
Prerequisites 21
Removing the cooling fan 22
Installing the fan 22
Replacing the clock/calendar battery 23
Prerequisites 24
Procedure steps 24
Redundant power supply installation 25
Prerequisites for redundant power supply installation 25
Redundant power supply installation navigation 26
Removing the PSU status connector jumper 26
Procedure steps 27
Installing the redundant power supply cage 28
Procedure steps 28
Installing the secondary cooling fan 31
Procedure steps 32
Installing the power supply modules 33
4Contents
Business Communications Manager 450
Maintenance
NN40170-503 02.04 Standard
August 2009
Copyright © 2009 Nortel Networks
Procedure steps 34
Common procedures 35
Disconnecting the cables from the main unit 35
Disconnecting the cables from the expansion cabinet 36
Shutting down the system for maintenance 36
Returning the system to operation 38
Removing the BCM450 base function tray 39
Prerequisites 39
Procedure steps 39
Reinstalling the BCM450 base function tray 40
Prerequisites 40
Procedure steps 40
Removing the BCM450 main unit top cover 40
Prerequisites 41
Procedure steps 41
Installing the main unit top cover 42
Prerequisites 42
Procedure steps 42
BCM modules management 45
Disabling or enabling a bus or module 46
Disabling or enabling a port channel setting 47
Configuring a Station Module type BCM450 MBM 47
Deconfiguring a Station Module type BCM450 MBM 48
48
Configuring a Trunk Module or Combination MBM 49
Deconfiguring a Trunk Module or Combination MBM 49
49
System LEDs reference 51
System status monitor LEDs 51
Hard disk drive LEDs on BCM450 52
Business Communications Manager 450
Maintenance
NN40170-503 02.04 Standard
August 2009
Copyright © 2009 Nortel Networks
New in this release
The following sections detail what’s new in Nortel Business Communications
Manager 450—Maintenance in Release 5.0:
•“Features (page 5)”
Features
• BCM450 5.0 supports RAID for disk mirroring. This allows you to maintain
a redundant image of your hard drive to maintain service in the event of a
hard disk failure. For more information, see Removing the hard disk
(page 17) and Installing the hard disk (page 18).
6New in this release
Business Communications Manager 450
Maintenance
NN40170-503 02.04 Standard
August 2009
Copyright © 2009 Nortel Networks
Business Communications Manager 450
Maintenance
NN40170-503 02.04 Standard
August 2009
Copyright © 2009 Nortel Networks
Introduction
This document describes how to maintain Business Communications
Manager BCM systems.
Navigation
•System maintenance (page 9)
•BCM450 equipment replacement (page 11)
•BCM450 internal component replacement (page 13)
•Redundant power supply installation (page 25)
•BCM modules management (page 45)
•Common procedures (page 35)
•System LEDs reference (page 51)
8Introduction
Business Communications Manager 450
Maintenance
NN40170-503 02.04 Standard
August 2009
Copyright © 2009 Nortel Networks
Business Communications Manager 450
Maintenance
NN40170-503 02.04 Standard
August 2009
Copyright © 2009 Nortel Networks
System maintenance
To maintain your Business Communications Manager (BCM) system, you can
replace damaged equipment, manage installed modules, and use BCM
utilities to monitor performance and track statistics.
Prerequisites to system maintenance
• Ensure your BCM system is properly installed. For more information about
installing a BCM system, see Nortel Business Communications Manager
450 5.0 Installation — System (NN40170-303).
System maintenance tasks
This work flow shows you the sequence of tasks you perform to maintain your
BCM system. To link to any tasks, click on System maintenance navigation
(page 10).
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