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Installation Guide

AT-RON-444

The Atlona 

Rondo™ 444

 (

AT-RON-444

) is a 1×4 HDMI distribution amplifier 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 Rondo 444 is ideal for applications requiring the latest as 

well as emerging 4K/UHD and HDR sources and displays. This Rondo Series HDMI distribution 

amplifier includes EDID management features, front panel LED indicators for power and signal 

status, and the capability to cascade several units without compromising performance.

The Rondo 444 is designed to deliver dependable, pristine-quality image presentations in 

commercial and residential applications. It includes Atlona’s award-winning 10 year limited 

product warranty and customer support services, so that integrators can specify, purchase, and 

install with confidence.

4K HDR Four-Output HDMI Distribution Amplifier

AT-RON-444

1 x AT-RON-444

1 x 2-pin captive screw connector

2 x Mounting plate

1 x Longer rack ear

1 x Rack Ear

4 x Screws (MAS-MF03+04D1 for mounting plate)

4 x Screws (MAS-MF04+06D for rack ear)

1 x Power supply 5V 4A

1 x AC cord

1 x Installation guide

IMPORTANT

: Visit https://www.atlona.com/product/AT-RON-444 for the latest 

firmware updates.

Package Contents

Summary of Contents for ATLONA AT-RON-444

Page 1: ...atus and the capability to cascade several units without compromising performance The Rondo 444 is designed to deliver dependable pristine quality image presentations in commercial and residential app...

Page 2: ...connected to the HDMI OUT ports 4 INT This LED indicator glows solid blue when the unit is using the built in EDID 5 LEARN This LED indicator glows solid blue when the unit is in LEARN mode 6 EDID but...

Page 3: ...r supply to the DC 5V Phoenix connector Installation Power Connector Locate the included orange Phoenix terminal block and wire the included power supply to the block as shown below Do not use high to...

Page 4: ...lat surface 2 Position the included mounting plates over the pre drilled holes on the bottom of the enclosure When attaching mounting plates the countersink bevels on the mounting plate should face up...

Page 5: ...own below 2 Position the small rack ear to one side of the AT RON 444 and secure with the two screws 3 Position the longer rack ear to the opposite side of the AT RON 444 and secure with the two screw...

Page 6: ...securely fastened Try a different HDMI cable 1 2 3 4 The HDMI OUT port is connected to a display or other sink device The AT RON 444 is not detecting a sink device Check that the sink device is conne...

Page 7: ...s solid blue release the EDID button 5 The EDID from the sink device is now stored in the AT RON 444 1 Power the AT RON 444 2 Press and release the EDID button to toggle to INT mode 3 Connect an HDMI...

Page 8: ...rmware tab will not be displayed http www atlona com product AT RON 444 Does the Rondo series provide external automation control No 3D content is not being displayed If using INT internal EDID mode a...

Page 9: ...9 Installation Guide AT RON 444 Notes...

Page 10: ...10 Installation Guide AT RON 444 Notes...

Page 11: ...11 Installation Guide AT RON 444 Notes...

Page 12: ...t to change without notice Actual products product images and online product images may vary from images shown here 25226 R3 Toll free US International atlona com 877 536 3976 41 43 508 4321 English D...

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