Modules Located In The Ccu; Module Location - Mitel 3000 Installation And Maintenance Manual

Mitel 3000
Installation & Maintenance Manual

Modules located in the CCU

There are a number of modules that can be installed in the CCU.
• CO Line Module (Colored Black). This provides two CO lines. Up to two of these modules can be installed in
the CCU to provide two or four CO lines.
There are two slots in the CCU for the CO Line modules.
• Voice Module two, four or eight port (Colored Blue). Only one of these modules can be inserted in a unit.
• T1/E1 PRI Module (Colored Yellow). This module provides for a T1/Primary Rate ISDN (PRI) interface.
When a T1/E1 PRI Module is installed, the unit can be further equipped with one or two
CO line modules to provide backup in the event T1/E1 PRI Module fails.

Module location

The CO line, Voice and T1/E1 PRI Module locations in the CCU are indicated below.
Voice Module
12
T1/E1 PRI Module
CO Module 1
CO Lines 1 and 2
CO Module 2
CO Lines 3 and 4