Atlona AT-HDR-M2C User manual

Installation Guide
1
AT-HDR-M2C
4K HDR Multichannel Digital to Two-Channel Audio
Converter
AT-HDR-M2C
1 x AT-HDR-M2C
1 x Phoenix terminal block, 3-pin
1 x Phoenix terminal block, 2-pin
1 x 5V DC power supply
1 x Wall/table mounting brackets
1 x Installation Guide
Package Contents
The Atlona AT-HDR-M2C is an audio converter for extracting and downmixing multichannel
PCM, Dolby®, and DTS® audio from HDMI® sources. It features an HDMI input with pass-
through, and delivers stereo downmixed audio over a separate HDMI output, as well as analog
unbalanced and TOSLINK digital audio outputs. The HDR-M2C is compatible with high dynamic
range (HDR) formats and is HDCP 2.2 compliant. It supports 4K/UHD video @ 60 Hz with 4:4:4
chroma sampling, as well as HDMI data rates up to 18 Gbps. This audio converter includes
EDID management features as well as audio volume and bass / treble controls, all available via
Ethernet through the Atlona Management System (AMS), the web GUI, or a control system. The
HDR-M2C can conveniently serve surround sound and two-channel audio systems from a multi-
channel audio source.
IMPORTANT: Visit http://www.atlona.com/product/AT-HDR-M2C for the latest rmware
updates and User Manual.

Installation Guide
2
AT-HDR-M2C
1 Audio Indicators
These LED indicators will glow green to
indicate the current audio format of the
input signal.
2 HDMI - PCM 2
Connect an HDMI cable from this port to
to an HDMI display, extender, or switcher.
Only two-channel audio is supported.
3 LAN
Connect an Ethernet cable from this port
to a Local Area Network (LAN). This port
provides access to the web GUI.
4 PWR
This LED indicator will glow red when the
unit is powered.
5 IP Mode Button
Press this recessed button with the tip of
a pencil or a paperclip, to toggle between
static IP and DHCP mode. See page 5 for
more information.
6 DC 5V
Connect the included 5V DC power
supply to this power receptacle.
7 FW
Connect a mini USB cable to this port to
update the rmware.
8 L/R
Connect a 3-pin Phoenix connector from
this port to a two-channel audio output
device.
9 OPTICAL
Connect an optical audio cable from this
TOSLINK port to an audio output device.
Only two-channel audio is supported.
10 HDMI OUT
Connect an HDMI cable from this port to
a display or other sink device. This output
supports multichannel audio.
11 HDMI IN
Connect an HDMI cable from the source
to this port.
Panel Descriptions
1 2 3 4 5
6 87 9 10 11

Installation Guide
3
AT-HDR-M2C
1. Connect an HDMI cable from the UHD/HD source to the HDMI IN port on the AT-HDR-M2C.
2. Connect HDMI cables to the output ports:
• Multichannel audio
Connect an HDMI cable from the HDMI OUT port, on the AT-HDR-M2C, to an AV
receiver or other multichannel audio device.
• Two-channel audio
Connect an HDMI cable from the HDMI - PCM 2 port, on the AT-HDR-M2C, to a
display or other sink device. Audio output is limited to two-channels.
3. Connect an optical audio cable from the OPTICAL port, on the AT-HDR-M2C, to a soundbar
or other audio output device. Audio output is limited to two-channels.
4. Connect an Ethernet cable from the LAN port on the AT-HDR-M2C, to the Local Area
Network (LAN).
5. Connect the green Phoenix block to the AUDIO OUT connector.
6. Connect the orange Phoenix block to the DC 5V connector.
Installation
Audio Connector
Power Connector
GND
+
GND
RL
+
The AT-HDR-M2C provides analog audio output of two-channel audio, using a 3-pin Phoenix
terminal.
1. Use wire strippers to remove a portion of the cable jacket.
2. Remove at least 3/16” (5 mm) from the insulation of each wire.
3. Insert the wires into the correct terminal on the included Phoenix block, as shown below.
4. Tighten the screws to secure the wires. Do not use high-torque devices as this may
damage the screws and/or connector block.
Locate the included orange Phoenix terminal block and wire the included power supply to the
block, as shown below. Do not use high-torque devices, when securing the wires, as this may
damage the screws and/or connector block.
Black
White
5V DC
power supply

Installation Guide
4
AT-HDR-M2C
The AT-HDR-M2C includes two mounting
brackets, which can be used to attach the unit
to any at surface. Use the two enclosure
screws, on the sides of the unit to attach the
mounting brackets.
1. Using a small Phillips screwdriver, remove
the two screws from the left side of the
enclosure.
2. Position one of the mounting brackets, as
shown below, aligning the holes on the
side of the enclosure with one set of holes
on the mounting bracket.
3. Repeat steps 1 and 2 to attach the
second mounting bracket to the opposite
side of the unit.
4. Mount the unit to a at surface using the
oval-shaped holes, on each mounting
bracket. If using a drywall surface, a #6
drywall screw is recommended.
NOTE: Mounting brackets can
also be inverted to mount the
unit under a table or other at
surface.
Mounting Instructions

Installation Guide
5
AT-HDR-M2C
Connection Diagram
Two-Channel Audio
AT-HDR-M2C
LAN
Video + Multichannel Audio
Video + Multichannel Audio
(pass-through)
Video + 2 Channel Audio
Ethernet
Blu-ray Player
AV ReceiverSoundbar
SOURCE: DVD
AAX DEC
BNE XOR
WebGUI
The AT-HDR-M2C includes a built-in webGUI, which allows easy management and control of all
features. Follow the instructions below to access the webGUI.
1. Set the IP mode of the AT-HDR-M2C. By default, the AT-HDR-M2C is set to DHCP mode.
• Static IP mode: Press and hold the recessed button, with the tip of a pencil or paper
clip, until the PWR indicator blinks twice.
• DHCP mode: Press and hold the button until the PWR indicator blinks four times.
2. Connect an Ethernet cable from the LAN port on the AT-HDR-M2C, to the Local Area
Network (LAN).
3. Use an IP scanner to determine the IP address of the AT-HDR-M2C.
4. Launch a web browser and enter the IP address of the unit.
5. The AT-HDR-M2C Login page will be displayed.
6. Enter the following information on the Login page.
Login: root
Password: Atlona
7. Click the Login button.

Installation Guide
6
AT-HDR-M2C
Troubleshooting
Problem Solution
PWR indicator is o. • Make sure that the orange Phoenix block is connected to
the 5V DC terminal.
• Verify that the wiring polarity, from the included power
supply to the orange Phoenix block, is correct. Refer to
the Power Connector section on page 3.
• Check that the included power supply is connect to an
active AC electrical outlet.
Multichannel audio is not
heard when using the
OPTICAL connector.
• The OPTICAL connector only supports two-channel
LPCM audio. To hear a multichannel audio source,
connect an HDMI cable from the HDMI OUT port on the
AT-HDR-M2C to the sink device.
No multichannel audio on
the HDMI output.
• Make sure that the HDMI cable is connected from the
sink device to the HDMI OUT port on the AT-HDR-M2C.
Two-channel audio is not
heard on the output.
• Make sure that the HDMI cable is connected from the
sink device to the HDMI - PCM 2 port on the AT-HDR-
M2C.
No video signal on the
output.
• Verify that an HDMI cable is connected from the source
device to the HDMI IN port on the AT-HDR-M2C.

Installation Guide
7
AT-HDR-M2C
Notes

Installation Guide
8
AT-HDR-M2C
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