Moxa Technologies MD-124 Quick Installation Manual

LED Name

LED Color

LED Function

Power
Green

Power is on and functioning normally

Red

Display is suspended

ATTENTION

This product is intended to be mounted to a well-grounded
mounting surface, such as a metal panel.

4-wire

2-wire

2

RxD

TxDB(+)

TxDB(+)

– 3 TxD

RxDB(+)

RxDB(+)

DataB(+)

5

GND

GND

GND

GND 6 DSR – –

–

8

CTS – –

–

MD-124

Quick Installation Guide

First Edition, June 2012

1. Overview

The MD-124 Series marine displays are designed to fit the great
demands of the marine industry. The 24-inch panel meets the
most necessary maritime display standards and features a 16:9
aspect ratio, high definition 1920 x 1080 pixel resolution, full
range dimming, optical bonding (Y model only), and 178° wide
angle viewing, making it perfect for a wide variety of marine
applications, and meet the required marine standards.

2. Package Checklist

Before installing the MD-124, verify that the package contains the
following items:

• MD-124 display

• Rubber waterproofing cushion

• DVI to VGA adapter

• VGA C able

• DVI-D Cable

• Console Mounting Kits

• USB cable for touch screen interface (MD-124-Z only)

• DC terminal block (for powering device)

• DC terminal block (for powering the buzzer)

• Documentation and driver CD

• Quick installation guide (printed)

• Warranty card

Note: Please notify your sales representative if any of the above
items are missing or damaged.

3. MD-124 Panel Layout

Bottom View

Front View

LED Indicators

The following table are a key for reading the LED indicators located
on the front of the MD-124:

4. Installing the MD-124

Wall or Cabinet Mounting

The MD-124 comes with nine mounting plates that should be
attached to the four sides of the display. Install these plates, and
fasten the screws to install the display on a cabinet or a wall.
Before installing the plates, you need to place the rubber
water-proofing cushion on the back of the display. For details,
please refer to the MD-124 Hardware Manual.

5. Panel Adjustment

There are five buttons located in the right bottom corner of the
panel. The Menu button brings up the OSD, which allows
adjustment of the various display properties. Use the buttons
according to the instructions detailed in the OSD help notes. To
close the OSD, simply depress the Menu key again.

6. Connector Description

Power Connector

On its bottom panel the MD-124 has a terminal block that provides
24 VDC power input. Also on the bottom panel is a 110 to 230 VAC
power input. An AC power output is also offered, to allow
daisy-chaining the power supply to another panel.

Grounding the MD-124

Grounding and proper wiring practices help limit the effects of
noise due to electromagnetic interference (EMI). The ground
connector is located on the bottom of the MD-124. Run the ground
connection from the ground screw to the grounding surface prior to
connecting the power.

VGA and DVI-I Inputs

To connect the MD-124 to a standard VGA interface, the MD-124 is
equipped with a female 15-pin D-Sub connector on its bottom
panel. In addition, two DVI-I connectors are provided to connect
the monitor over a DVI-I interface; if needed, a DVI-to-VGA
adapter may also be used.

Serial Ports

The MD-124 comes with 2 RS-232/422/485 serial ports. One port
is reserved solely for manufacturer configuration. Serial port 2
terminates in a male 9-pin D-Sub (DE9) connector. It can be
configured by software as an RS-232, RS-422, or RS-485 interface.
Pin assignments for the ports are shown in the following table:

Pin RS-232 RS-422 RS-485

1 DCD TxDA(-) TxDA(-) –

4 DTR RxDA(-) RxDA(-) DataA(-)

7 RTS – – –

RS-485

USB Host

The USB port on the bottom of the MD-124 (Z model only) is used
to connect the touch-screen interface to a peripheral device server.
Connect the MD-124 USB port to a touch-screen device server via

– 1 – – 2 – – 3 –

P/N: 1802001240010

a standard USB cable. Drivers for the touch screen interface are
provided on the MD-124 software CD.

The Americas:

[phone] (toll-free: 1-888-669-2872)

Europe:

[phone]

Asia-Pacific:

[phone]

China:

[phone] (toll-free: 800-820-5036)

 2012 Moxa Inc., All Rights Reserved

BNC Composite Connectors

The MD-124 offers three BNC composite connectors for
audio/video interfaces.

Buzzer Terminal

The bottom panel of the MD-124 is equipped with a terminal block
for powering the buzzer. Install the leads of a 5 to 12 V power
source into the terminal block marked BUZZER to enable the
buzzer feature.

7. Powering on the MD-124

To power on the MD-124, connect the “terminal block to power
jack converter” to the MD-124’s DC terminal block (located on the
side panel), and then connect the power adaptor. For the AC input,
simply connect the power cord to the power source. It takes about
5 seconds for the system to boot up. Once the system is ready, the
Power LED on the front panel will light up.

– 4 – – 5 – – 6 –

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