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Key features, Status leds – Allied Telesis AT-MC104LH User Manual

Page 16

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Chapter 1: Overview

6

Key Features

The media converters have the following key features:

ˆ

LEDs for unit and port status

ˆ

100Base-TX twisted pair port (all models except AT-MC104xx Series)

ˆ

100Base-FX fiber optic port(s)

ˆ

Auto MDI-MDI/X

ˆ

Half- or full-duplex operation with Auto-Negotiation function

ˆ

Link Test/MissingLink

TM

button for performing a link test or activating

the MissingLink feature which notifies end-nodes of connection
failures

ˆ

External AC/DC power adapter

ˆ

Standard size for use in an AT-MCR12 chassis, AT-WLMT-10 bracket,
or AT-TRAY4 tray

Status LEDs

Figure 3 defines the media converter’s LEDs.

1 This LED does not apply to the AT-MC104xx models.

Table 3. Status LEDs

LED

State

Color

Description

PWR

ON

Green

Power is applied to the media
converter.

FDX

1

ON

Green

The port is operating in full-duplex
mode.

OFF

The port is operating in half-duplex
mode.

LINK

ON

Green

A link has been established on the port.

ACT

ON

Green

Network traffic is being received on the
port.

M/L ON ON

Green

The MissingLink feature is activated on
the media converter.

OFF

The MissingLink feature is disabled and
the media converter is operating in the
link test mode.

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