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Twisted pair and fiber optic ports, Twisted pair ports, 100base-fx fiber optic ports – Allied Telesis AT-MCF112VF, SM, LH User Manual

Page 12: Twisted pair ports 100base-fx fiber optic ports, Overview 4, Tx rx

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Overview

4

Twisted Pair and Fiber Optic Ports

The twisted pair and fiber optic ports on the unit are paired together (see
Figure 3). Each pair is referred to as a “channel” and each channel functions
as an independent media converter. The AT-MCF106xx Multichannel Media
Converter has six channels while the AT-MCF112xx Series Multichannel
Media Converter has twelve channels.

Figure 3 Twisted Pair Port and Fiber Optic Port Channel (Model AT-MCF112SC)

Twisted Pair Ports

The twisted pair ports are IEEE 802.3 100Base-TX compatible, and thus
operate at 100 Mbps only. The ports require Category 5 or better cabling and
allow for a distance of 100 meters (328 feet).

The devices that you connect to the twisted pair ports must operate at 100
Mbps. To connect a switch, hub, or router to one of these ports, you will use a
straight-through cable. Connecting a workstation to a twisted pair port
requires a crossover cable.

100Base-FX Fiber Optic Ports

The 100Base-FX fiber optic ports operate at 100 Mbps and, depending on the
model, operate with multimode or single-mode fiber optic cabling.

The type of connector on the fiber optic ports will depend on the system model
you purchased. Refer to Table 1 on page 2 for the available types of
connectors.

MCF112SC

100Base-TX/FX Media Converter

Tx

Rx

Tx

Rx

Tx

Rx

Tx

Rx

Tx

Rx

Tx

Rx

7

8

9

10

11

12

Tx

Rx

Tx

Rx

Tx

Rx

Tx

Rx

Tx

Rx

Tx

Rx

T-LNK

F-LNK

Active

1

2

3

4

5

6

Tx

Rx

2

P O W E R

BCKP

MAIN

MANAGEMENT

10Base-T

TEST

7-12

RS232

TEST

1-6

X

II

LNK

REC

Ready

RESET

NORM

TEST

1 2 3 4 5 6

FDX

HDX

NORM

TEST

FDX

HDX

7 8 9 10 11 12

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