About this Guide
The Hardware Technical Reference Manual provides technical information for Mitel
®
3300 IP
Communications Platform (ICP) hardware and supported peripherals. It covers hardware
descriptions, specifications, and signaling parameters. This manual is intended for use by
qualified technicians and system engineers planning an installation of the 3300 ICP system.
Important Safety Instructions
WARNING: Before attempting installation, read the 3300 ICP Safety Instructions available
on the Mitel Customer Documentation web site.
WARNING: Failure to follow all instructions may result in improper equipment operation
and/or risk of electrical shock.
3300 ICP Overview
The Mitel 3300 ICP is a converged Voice over IP (VoIP) solution that manages calls from IP
devices connected to an IP network and from TDM (time division multiplexing) devices on
existing telephony networks. The 3300 ICP controller provides IP and TDM call processing.
The 3300 ICP system may also include Network Services Units, Analog Services Units, and
peripheral cabinets to provide connectivity for analog and digital trunks and telephones.
New Hardware
Mitel Communications Director Release 5.0
Release 5.0 introduces no new or revised hardware.
Mitel Communications Director Release 4.2
Release 4.2 introduces the MXe III Controller. It provides the following advantages over the
MXe II:
• New RTC / E2T compute card equipped with a 533 MHz MPC8360 RISC processor and
512 MB of DDR2 memory.
• Serial ATA (SATA) connectors replace Parallel ATA (PATA) connectors for the interfaces
between the RTC/E2T compute card, RAID controller, and hard disks. As part of this change,
a new RAID controller card and SATA hard drives have been introduced and the intercon-
nect card has been discontinued.
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