Merlin System Components; The Model 1030 Control Unit And Expansion Unit - AT&T MERLIN 3070 Administration Manual

MERLIN System Components

When performing your administrative tasks, you work with three components of the MERLIN system: the control unit,
the administrator/attendant console, and individual voice terminals. The following descriptions provide information that
helps you to become familiar with the equipment you use to administer your system. To make sure your equipment is
properly installed, refer to the Installation Guide: Mode/s 1030 and 3070.
You may also have some optional equipment that adds features and capabilities to your system, but does not affect system
administration. For more information on optional equipment, see page 11.

THE MODEL 1030 CONTROL UNIT AND EXPANSION UNIT

The Model 1030 control unit provides connections for up to 20 outside lines and 20 voice terminals. The addition of an
Expansion Unit makes the Model 1030 control unit a Model 3070 control unit and increases system capacity to up to
50 outside lines and 50 voice terminals.
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