Panduit Atlona JunoX 451 User manual

Installation Guide

AT-JUNO-451

4K HDR Four-Input HDMI Switcher with Auto-Switching and

Return Optical Audio

AT-JUNO-451

1 x AT-JUNO-451

1 x 4-pin captive screw connector

2 x Mounting plates

4 x Rubber feet

4 x Screws

1 x DC 5V power supply

1 x IEC cord

Package Contents

The Atlona JunoX™ 451 (AT-JUNO-451) is a 4×1 HDMI switcher for high dynamic range (HDR)

formats. Part of the comprehensive family of Atlona 4K HDR integration products, it is HDCP 2.2

compliant and supports 4K/UHD video @ 60 Hz with 4:4:4 chroma sampling, as well as HDMI

data rates up to 18 Gbps. The JunoX 451 is ideal for residential applications with the latest as

well as emerging 4K/UHD and HDR sources and displays. It includes EDID management features

and automatic input switching. The JunoX 451 also supports the HDMI Audio Return Channel

(ARC) for receiving digital audio from a television. A TOSLINK digital audio output is provided

for sending ARC or de-embedded HDMI audio to an AV receiver or soundbar. This JunoX Series

HDMI switcher can be controlled via Ethernet, RS-232, and IR.

IMPORTANT: Visit https://www.atlona.com/product/AT-JUNO-451 for the

latest rmware updates and User Manual.

NOTE: The AT-JUNO-451 no longer ships with an IR remote control.

However, IR documentation remains for units currently in the eld.

Installation Guide

AT-JUNO-451

POWER

JUNOX

1 2 3 4

INPUT INPUT FW

1 2 3 4

HDMI IN HDMI OUT OPTICAL

AT-JUNO-451

RS-232 IR IN LAN DC 5V

TX S

POWER

JUNOX

1 2 3 4

INPUT INPUT FW

1 2 3 4

HDMI IN HDMI OUT OPTICAL

AT-JUNO-451

RS-232 IR IN LAN DC 5V

TX S

1 IR Window

Receives IR signals from the IR remote.

2 Input Indicators

These LED indicators glow solid blue to

indicate the active input.

3 POWER

Press this button to power-on or power-

o the unit.

4 INPUT

Press and release this button to cycle

through each of the inputs.

5 FW

Connect a mini USB cable to this port to

update the rmware.

6 HDMI Inputs

Connect an HD/UHD source to each of

these HDMI ports.

7 HDMI OUT

Connect an HDMI cable from this port to

a display or other sink device. This output

supports multichannel audio.

8 OPTICAL

Connect an optical audio cable from this

TOSLINK port to an audio output device.

This port can be used as part of the Audio

Return Channel (ARC). Refer to the User

Manual for more information.

9 RS-232 / IR IN

Connect the included 4-pin captive

screw block to this port. Refer to RS-232

/ IR Connector (page 3) for wiring

information.

10 LAN

Connect an Ethernet cable from this port

to a Local Area Network (LAN). This port

only supports direct control of the unit.

11 DC 5V

Connect the included 5 V DC power

supply to this power receptacle.

Panel Descriptions

1 2

8 9 10

Installation Guide

AT-JUNO-451

RS-232 / IR Connector

The AT-JUNO-451 provide RS-232 and IR control, using the included four-pin captive screw

connector. Electrical IR or RS-232 signals, from a control system, can be used for control.

Atlona recommends the AT-LC-CS-IR-2M (sold separately) for easy connection to the captive

screw connector.

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 captive screw connector, 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.

The IR remote control that can be used to operate

the unit from a remote location.

GND

to control system

or AT-VCC-IR-KIT

GND

IR Remote Control

SW-R1

Video 1

Video

Video 2

All On

Power

Vol +

Vol

Mute

Input Audio

On Off

1 On / O buttons

Press the On button to power-on the unit.

Press the O button to power-o the unit.

2 Input

Press these buttons (1- 4) to select the desired

input.

3 Mute

Press this button to toggle audio muting on the

HDMI OUT port. The Output 1 toggle switch,

in the web GUI, will also change to reect the

current muting state. Refer to the User Manual

for more information.

NOTE: The AT-JUNO-451 no longer ships with

an IR remote control. However, IR documentation

remains for units currently in the eld.

Installation Guide

AT-JUNO-451

1. Connect a source to each of the four HDMI inputs (INPUT 1 - INPUT 4).

2. Connect a display to the HDMI OUT port.

3. Connect an optical audio cable from the OPTICAL port to a sound bar or other audio output

device. Audio Return Channel (ARC) is supported. Refer to the User Manual for more

information.

4. Connect the included 4-pin captive screw block to the RS-232 /IR IN port.

Refer to RS-232 / IR Connector (page 3) for wiring information.

5. Connect an Ethernet cable from the LAN port to the Local Area Network (LAN).

Installation

IMPORTANT: Stranded or patch cables are not recommended due to

performance issues.

6. Connect the included 5 V DC power supply to the DC 5V power receptacle.

7. Connect the power supply to an available electrical outlet.

POWER

JUNOX

1 2 3 4

INPUT INPUT FW

1 2 3 4

HDMI IN HDMI OUT OPTICAL

AT-JUNO-451

RS-232 IR IN LAN DC 5V

TX S

1 2 3 4 5 6

IP Conguration

By default, the AT-JUNO-451 is set to DHCP mode, allowing a DHCP server (if present) to assign

the unit an IP address.

1. Make sure the unit is powered.

2. Press and hold the INPUT button for approximately 10 seconds.

3. Release the button once the POWER button begin to ash. The number of ashes will

indicate the currently selected IP mode:

POWER button ashes Description

Two Static IP mode IP address: 192.168.1.254

Subnet mask: 255.255.0.0

Gateway: 192.168.1.1

Four DHCP mode

Installation Guide

AT-JUNO-451

Web GUI

The AT-JUNO-451 include a built-in web server which allows easy management and control of all

features. Follow the instructions below to access the web GUI.

1. Set the IP mode of the unit. Refer to the above instructions for more information.

2. Connect an Ethernet cable from the LAN port on the AT-JUNO-451, to the Local Area

Network (LAN).

3. Use an IP scanner to determine the IP address of the AT-JUNO-451.

4. Launch a web browser and enter the IP address of the unit.

5. The AT-JUNO-451 Login page will be displayed.

6. Enter the following information on the Login page.

Password: Atlona

7. Click the Login button.

For easy conguration of Atlona devices, Velocity Device Manager is available from https://atlona.

com/velocity-device-manager/ for free. Two options can be used for installation: The free Linux-

based software download or the easy-to-install server hardware (AT-VGW-HW).

Once Velocity Device Manager has been set up:

1. Open a browser on the same network as Velocity Device Manager and go to the IP of

Velocity Device Manager. View the installation instructions on how to nd the IP of the

software, if necessary.

2. Enter the login information on the Velocity Device Manager web page, then click the Login

button.

3. View the AT-JUNO-451 manual for routing and conguration information.

Velocity™Device Manager

Installation Guide

AT-JUNO-451

The AT-JUNO-451 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. Use the screws from Step 1 to attach the

mounting bracket.

4. Repeat steps 1 and 2 to attach the

second mounting bracket to the opposite

side of the unit.

5. 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.

POWER INPUT FW

1 2 3 4

INPUT

AT-JUNO-451-HDBT

UNO

POWER INPUT FW

1 2 3 4

INPUT

AT-JUNO-451-HDBT

UNO

POWER INPUT FW

1 2 3 4

INPUT

AT-JUNO-451-HDBT

UNO

NOTE: Mounting brackets can

also be inverted to mount the

unit under a table or other at

surface.

Mounting Instructions

Installation Guide

AT-JUNO-451

Notes

Installation Guide

AT-JUNO-451

Version 1 25193-R1

The terms HDMI, HDMI High-Denition Multimedia Interface, and the HDMI Logo are trademarks or

registered trademarks of HDMI licensing Administrator, Inc.

English Declaration of Conformity

The English version can be found under the resources tab at:

https://atlona.com/product/at-juno-451/.

Warranty

Chinese Declaration of Conformity 中国RoHS合格声明

To view the product warranty, use the following link or QR code:

https://atlona.com/warranty/.

由SKU列出於:

https://atlona.com/about-us/china-rohs/.

trademarks are the property of their respective owners. Pricing, specications and availability subject to change without notice. Actual products, product images, and

online product images may vary from images shown here.

US International

atlona.com •408.962.0515 •41.43.508.4321

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