Mitel SX-200, Practices

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SYSTEM OVERVIEW
General
2.1
The SX-200 DIGITAL PABX is a microprocessor controlled telephone system that
both voice and data switching for installations up to 500 lines. The system is
available in various hardware configurations ranging from 336 to 672 ports, All
configurations of the system are electrically compatible with most
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single line telephones,
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proprietary sets,
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key telephone systems,
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PABX telephone systems, and
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central office exchanges.
The following subsections outline the various hardware configurations and the
versions (generics) available for each configuration. Refer to Section NO TAG
of this practice for additional information about the hardware configurations, and to
Section NO TAG for an overview of the software structure. Table 2-1 describes
physical characteristics of the PABX.
Figure 2-1 through Figure 2-5 show the maximum number of trunk and line cards that
each configuration can accommodate.
Hardware Configurations
2 . 2
The SX-200 DIGITAL PABX is available in five different hardware configurations:
336 ports in a single cabinet,
456 ports in two cabinets (upgrade to existing SX-200 PABX only),
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480 ports in two cabinets (existing SX-200 DIGITAL
only),
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672 ports in two cabinets, and
672 ports in seven Peripheral cabinets (96 ports/cabinet) supported by a Control
cabinet (SX-200 FD system).
The and configurations use fully digital control circuits, line cards, and
trunk cards. The and configurations are hybrid systems, using digital
control circuits with a mixture of digital and analog peripheral cards. Customers with
installed SX-200 analog systems may upgrade to the latest in digital switching
technology while retaining their investment in cabinets, power supplies, line
cards, and trunk cards.
Revision
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