Nortel Meridian 1 Succession 1000M Installation And Configuration Manual page 25

Core/Net module
Large Systems feature the NT4N41 Core/Net module. The Core/Net module
provides a unified hardware platform for single group and multi-group
configurations. The NT4N41 Core/Net module supports:
• Two CD-ROM for all systems.
• An integrated cPCI shelf.
• A NT4N48AA System Utility card that incorporates the functionality of
the System Utility Transition card, LCD display, and the security device
holder.
• An LCD display on the System Utility card (formerly located on the front
chassis).
• A fanout panel (see Figure 4 on
(cCNI Transition card and System Utility Transition card) and provide
connectivity to the network shelf.
• Upgrades from single group to multi-group configurations (requiring a
new keycode file and any additional hardware necessary for a
multi-group system).
Preparing for installation
page 26) to replace Transition cards
Large System Installation and Configuration
Page 25 of 376