VOLKTEK NXF-742 Quick Installation Manual

Quick Installation Guide
NXF-742

1. Overview

The NXF-742 Converter is used to connect devices with
10/100Base-TX cable to fiber-based Ethernet. The NXF-
742 is enhanced with Link Fault Signaling, Loop-back
Testing and automatic MDI/MDI-X detection.

2. Package Checklist

Before installing the NXF-742, verify that the package
contains the following items:
 1 x NXF-742 Converter
 Power adapter (Check for area type)
 Quick Installation Guide

3. Hardware Installation Procedure

STEP 1: Remove from packaging and connect the 12V
DC adapter to the power input on rear panel.
STEP 2: Connect the Ethernet (RJ-45) port to the
networking device. See the LNK/ACT LED to
confirm if the connection is established.
STEP 3: Connect the fiber cable to the fiber port.
STEP 4: See DIP switches on rear panel to enable/
disable the required features per application.
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Converter with SC and RJ-45 Connectors
Converter with ST and RJ-45 Connectors
Front Panel View
100
LNK/ACT LFS
FDX/COL 100
TX RX
10/100
Fiber Port Led Indicators Copper Port
Rear Panel View with DIP Switches
DIP Key
1 2 3 4 5 6 7
1 NWay
2 TX DPX
3 TX SPD
4 FX DPX
1 2 3 4 5 6 7
5 LFS
6 RLB
PWR
7 RSV

4. DIP Switches

DIP 1 Enables / disables auto-negotiation (RJ-45)
Copper port duplex mode: full or half-duplex
DIP 2
DIP 3 Copper port data bit rate: 10Mbps or 100Mbps
DIP 4 Fiber port duplex mode: full duplex or half
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DIP 5
DIP 6
DIP 7

5. Location

The NXF-742 can be placed on a
desktop or horizontal surface,
or it can be wall-mounted.

6. About RJ45 Cables

When connecting your network devices, use at least
standard Category 3 eight-way cables for 10Base-T
configurations and Category 5 cable for 100Base-TX.
12V DC
Note: Automatic MDI/MDI-X selection on RJ-45 port
Please use the above table to determine the correct
cable for your serial devices.
Enables / disables Link Fault Signaling (LFS)
Enables / disables Remote Loop Back (RLB)
Reserve (RSV)
Wall-mounted
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