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External ac/dc power adapter, Network topologies, Standalone topology – Allied Telesis AT-MC14 User Manual

Page 16: External ac/dc power adapter network topologies

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External AC/DC Power Adapter

An external AC/DC power adapter is included with the media converter for
desktop operation. The power adapter supplies 12 V DC to the media converter.
Allied Telesyn supplies an approved safety compliant AC power adapter for the
120 and 240 V AC versions with an unregulated output of 12 V DC at 1 A. The
power requirement for these media converters is 12 V DC, 500 mA.

Note
The power adapter is not used if you install the media converter in an
AT-MCR12 chassis.

Network Topologies

The AT-MC13 and AT-MC14 media converters can be used in two different
topologies: standalone and back-to-back. Both types of topologies are described
below.

Standalone Topology

A standalone topology uses one media converter between the end-nodes. Figure
4 i
llustrates a standalone topology that uses an AT-MC13 media converter to
connect two switches.

Figure 4 Standalone Topology

AT-MC13

Fiber Optic

Twisted Pair

AT-8224XL Switch

10Base-F Fiber Optic Switch

2 km (1.2 mi)

100 m (328 ft)

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