Digi MIL-120A User Manual

MIL-120A

Thin•Twist

COAX to 10BASE-T

Media Converter

12-20VAC

COL/TP

THIN•TWIST

Model MIL•120A

COAX to 10BaseT

CONVERTER

Ethernet / IEEE 802.3

FCC PART 15 CLASS A COMPLIANT

RCV/TP

LINK

POWER

RCV/CX

COL/CX

Installation Guide

This guide includes the following information:

“Installation” on page 2
“Link Test” on page 2
“Disabling Link” on page 2
“Diagnostic LEDs” on page 3
“Configuration” on page 3
“RJ-45 Pinouts” on page 3
“Legal” on page 4

Doc #: 75140 Rev. D

Install Guide

Installation

Do the following to install the MIL-120A:

1. Attach a UTP cable from the network to the MIL-120A's RJ-45 port

2. Attach a T-type BNC connector from the network cabling to the BNC
connector

3. Connect the power adapter's cord from the power source to the unit

Note:

Use shielded twisted pair (CAT 5) cabling for CISPR 22 B installation.

Link Test

The MIL-120A provides a
MIL-120A ships with the

Link

test function, which is a 10BASE-T standard. The

Link

function test “enabled”—only pin one jumpered

with a jumper block. This allows the LEDs to illuminate when there are links.

Disabling Link

To disable the

Link

test:

1. Use a Phillips-head screwdriver to remove the four Phillips-type screws
located on the sides of the unit

2. Remove the BNC nut and its washer

3. Slide the housing off, over the BNC connector

Link

4. Locate the two-pin

jumper (Figure 1)

5. Place the jumper block onto both pins

6. Reassemble the unit (reverse steps 1 through 3)

Note:

Model: MIL-120A 2

The MIL-120A operates in a “StarLAN-10” environment when

Power and Link LEDs Illuminate.

Link Test
Enabled

Figure 1.Link and DIP Switch Locations

LINK

1 2

DIP Switch

Link

is disabled. Only the