Inter-Tel ECX 2000 - Modules Located in the Ccu; Module Location

EncoreCX
Installation and Maintenance Manual
19
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 Module (Colored Yellow). This module provides for a T1 interface. (Future Development).
When a T1 Interface is installed, the unit can be further equipped with one or two CO
line modules to provide backup in the event of the T1 Interface failing (Future
Development).
Module location
The CO line, Voice and T1 module locations in the CCU are indicated below.
CO Module 2
CO Lines 3 and 4
Voice Module
T1
(Future Development)
CO Module 1
CO Lines 1 and 2