
MC-1100 Series
Quick Installation Guide
Edition 2.0, November 2017
Technical Support Contact Information
www.moxa.com/support
Moxa China (Shanghai office):
Toll
2017 Moxa Inc. All rights reserved.

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Overview
The Moxa MC-1100 Series DIN-rail mountable, fanless, x86 embedded
computers are based on the Intel® Atom™ E3800 Series processor.
These computers feature the most reliable I/O design to maximize
connectivity and support multiple wireless modules (Wi-Fi/3G/LTE),
making them suitable for a diverse range of communication applications.
Powered by a wide operating temperature range (-40 to 70°C) and
Safety/EMI/EMS compliances, the MC-1100 Series is ideal for intelligent
computing and communication solutions in critical environments,
including marine communication, Oil & Gas field site monitoring, and
transportation.
The MC-1100 Series comes with hardware monitoring features built in for
device I/O status monitoring and alerts, system temperature monitoring
and alerts, and system power management. Monitoring system status
closely makes it easier to recover from errors and provides the most
reliable platform for your applications.
Package Checklist
Before installing the MC-1100, verify that the package contains the
following items:
• MC-1100 embedded computer
• Terminal block to power jack converter
• DIN-rail mounting kit
• Quick installation guide (printed)
• Documentation
• Warranty card
Please notify your sales representative if any of the above items are
missing or damaged.
MC-1111 Panel Layout
The following figures show the panel layouts of the MC-1111 Series:

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MC-1121 Panel Layout
The following figures show the panel layouts of the MC-1121 Series:

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MC-1122 Panel Layout
LED Indicators
The following table describes the LED indicators located on the front panel
of the MC-1100:
Power is on and computer is functioning
normally
Yellow Blinking: Data transmission
Off No data transmission.
Yellow Blinking: Data transmission
Off No data transmission
LAN 1/2/3/4
Green
Steady On: 100 Mbps Ethernet link
Blinking: Data is being transmitted
Steady On: 1000 Mbps Ethernet link
Blinking: Data is being transmitted
10 Mbps Ethernet link or LAN is not
connected
Blinking: Data is being transmitted.
Blinking: Data is being transmitted.

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Installing a Wireless Module
Both the MC-1121 and MC-1122 models have been provided with an
in-built mini-PCIe socket for installing a wireless module.
To install a wireless modules in your MC-1100 computer, do the following:
STEP 1: Loosen the six screws on the right panel and the two screws on
the bottom panel.
STEP 2: Open the right cover to reveal the mini-PCIe socket.

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STEP 3: Insert the wireless module card at an angle.
STEP 4: Push the wireless module card down.
STEP 5: Secure the wireless module card with the 2 screws included in
the package.
STEP 6: Connect the antenna cable connector to the wireless module
card.

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STEP 7: Replace the side and bottom covers and secure them with
screws.
You can install external
3G, 4G, and Wi-Fi antennas from Moxa to
increase the wireless coverage. Contact a
Moxa sales representative for details.
A MC-1100 computer with external antennas
installed is shown here.
Installing the MC-1100
DIN-Rail Mounting
The MC-1100 comes with a DIN-rail mounting kit.
To install the DIN-rail mounting kit, do the following:
4 screws included with the kit
bracket to the MC-1100’s rear panel
and tighten the screws to secure the
bracket

STEP 2:
Insert the top of the DIN rail into the
slot just below the upper hook of the
DIN
s the MC-1100 towards the
-rail until it snaps into place.
Pull down the latch on the mounting
kit with a screwdriver.
and lift up to remove it from the DIN
rail.
Wall or Cabinet Mounting
The MC-1100 can be installed on a wall by using the optional
wall-mounting kit. This wall-mounting kit must be purchased separately.
STEP 1:
Use two screws for each bracket
and attach the brackets to the
rear of the
Connector Description
Power Connector
Use an LPS (12-36 VDC) or Class 2 power cord to
connect to the MC-1100's terminal block to power jack
converter and
turn on the power. If the power is
supplied properly, the Power LED will light up. The OS
is ready when the
Power LED glows a solid green.

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Grounding the MC-1100
Grounding and wire routing help limit the effects of noise due to
electromagnetic interference (EMI). Run the ground connection from the
grounding screw (M4) to the grounding surface prior to connecting the
power as shown in the illustrations below:
Ethernet Ports
The 10/100/1000 Mbps Ethernet ports use RJ45 connectors.

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Serial Ports
The serial ports use DB9 connectors. Each port can be configured by
software for RS-232, RS-422, or RS-485 port. The pin assignments for
the ports are shown in the following table:
Pin RS-232 RS-422
SD Slot
The MC-1100 (MC-1111 and MC-1121 Series) has an SD slot for storage
expansion. The SD slot allows users to plug in an SD 3.0 standard SD card.
To install an SD card, gently remove the outer cover, and then insert the
SD card into the slot.
USIM Slot
The MC-1100 (MC-1121 and MC-1122 Series) has a USIM slot for 3G/LTE
wireless Internet connections. To install a USIM card, gently remove the
outer cover from the bottom, and then insert the USIM card into the slot.
USB Hosts
The MC-1100 has 2 USB 2.0 Type A connectors. 2 USB 2.0 ports are
located on the front panel. The port supports keyboard and mouse, and
can also be used to connect a flash disk for storing large amounts of data.
DI/DO
The MC-1100 is provided with a 2x5
terminal block that has 4 digital inputs
and 4 digital outputs.