Expansion Modules - Inter-Tel ECX 2000 Installation & Maintenance Manual

Expansion modules

There are two types of expansion modules that can be installed on the backplane. These are the Extension
module and the Internet module. These modules are installed in the same way.
The Extension Module is also equipped with two connectors for the CO Line modules.
The power must be disconnected when installing the backplane or expansion
modules.
Upper Locking Screw
Lower Locking Screw
22
Extension Module
Extension module separated
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Installation & Maintenance Manual