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OmniStream 121 Single-Channel Networked AV Decoder
AT-OMNI-121
The Atlona OmniStream™ 121 (AT-OMNI-121) is a single-channel networked AV decoder for
HDMI 2.0 / HDCP 2.2 output supporting resolutions up to 4K @ 60Hz and HDR (High Dynamic
Range), plus audio embedding / de-embedding, and RS-232 or IR control pass-through. It is
part of the OmniStream Series, designed for high performance, flexible distribution of AV over
standard off-the-shelf Gigabit Ethernet switches in commercial audio visual applications.
It features advanced high-quality VC-2 visually lossless video decoding technology with user
selectable video-quality optimization engines designed for computer-generated imaging, or
motion video content. The Atlona OmniStream™ 121 achieves extremely low, sub-frame latency
when paired with OmniStream Encoders. This single-channel decoder is housed in a half-width
rack with front-to-back air flow enclosure, and is ideal for high-density, compact installation in a
centralized equipment location.
Package Contents
1 x AT-OMNI-121
1 x Captive screw connector, 3-pin
1 x Captive screw connector, 5-pin
1 x Push spring connector, 6-pin
2 x Push spring connectors, 5-pin
1 x Wall/table mounting brackets
1 x Installation Guide
IMPORTANT: Visit http://www.atlona.com/product/AT-OMNI-121 for the latest
firmware updates and User Manual.
1
Installation Guide
AT-OMNI-121
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Summary of Contents for Panduit Atlona OmniStream 121
- Page 1 Installation Guide AT-OMNI-121 OmniStream 121 Single-Channel Networked AV Decoder AT-OMNI-121 The Atlona OmniStream™ 121 (AT-OMNI-121) is a single-channel networked AV decoder for HDMI 2.0 / HDCP 2.2 output supporting resolutions up to 4K @ 60Hz and HDR (High Dynamic Range), plus audio embedding / de-embedding, and RS-232 or IR control pass-through. It is part of the OmniStream Series, designed for high performance, flexible distribution of AV over standard off-the-shelf Gigabit Ethernet switches in commercial audio visual applications.
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Page 2: Operating Notes
Installation Guide AT-OMNI-121 Operating Notes • Atlona recommends using the Atlona Management System (AMS) which provides discovery, management, and configuration assistance. AMS is a free application that can be downloaded from the Atlona web site at http://atlona.com/product/at-sw-ams/. • This product includes a built-in web interface, which can be used to manage and configure this device. -
Page 3: Panel Descriptions
Installation Guide AT-OMNI-121 Panel Descriptions LINK TREAM AUDIO RX TX RS-232 HDMI OUT ETHERNET DC 48V AT-OMNI-121 RS-232 This LED indicator is green when the unit is Use the included captive screw connector powered. to connect an RS-232 device to this port. LINK AUDIO IN / OUT This LED indicator is green when the link... -
Page 4: Mounting Instructions
Installation Guide AT-OMNI-121 Mounting Instructions The AT-OMNI-121 decoder includes two Repeat steps 1 through 4 to attach the mounting brackets and four mounting screws, second mounting bracket to the opposite which can be used to attach the unit to any flat side of the unit. -
Page 5: Installation
Installation Guide AT-OMNI-121 Installation Connect an Ethernet cable from the ETHERNET port on the decoder to a PoE-capable switch on the Local Area Network (LAN). Note that if a PoE-capable switch is not available, the 48V DC power supply (sold separately) must be connected to the decoder. Connect an HDMI cable from the UHD/HD display to the HDMI OUT port on the decoder. - Page 6 Installation Guide AT-OMNI-121 RS-232 The AT-OMNI-121 provides transport of RS-232 protocol over IP which allows communication between a control system and an RS-232 device. This step is optional. Use wire strippers to remove a portion of the cable jacket. Remove at least 3/16” (5 mm) from the insulation of the RX, TX, and GND wires. Insert the TX, RX, and GND wires into correct terminal on the included captive screw connector, following the wiring diagram below.
- Page 7 Installation Guide AT-OMNI-121 D I O Balanced XLR audio - 2 3 Push tab to unlock Unbalanced XLR audio Side View Side View Unbalanced RCA audio If using non-tinned stranded wire, press the orange tab, above the terminal, while inserting the exposed wire NOTE: Unbalanced XLR audio requires Pin 1 and Pin 3 to be connected.
- Page 8 Installation Guide AT-OMNI-121 Configuration Launch a web browser and enter the IP address of AMS, in the address bar. Enter the required login credentials. Click the Login button. The AMS Dashboard will be displayed. Click the icon, in the upper-left corner of the AMS Dashboard. Click Devices from the fly-out menu.
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Page 9: Connection Diagram
Installation Guide AT-OMNI-121 Click the desired decoder from the Unassigned device list. Once the unit is selected, the AMS interface for the decoder will be displayed. Refer to the User Manual for more information on the AMS interface. Connection Diagram Audio Automation Control System... -
Page 10: Troubleshooting
Installation Guide AT-OMNI-121 Troubleshooting Problem Solution PWR indicator is off. • If using a PoE (Power-over-Ethernet) switch, make sure that the port on the switch that is connected to the decoder, has PoE enabled. When the decoder is powered using PoE, the PWR indicator will be green. •... - Page 11 Installation Guide AT-OMNI-121 Notes...
- Page 12 Installation Guide AT-OMNI-121 Toll free US International atlona.com 877.536.3976 41.43.508.4321 • • © 2019 Atlona Inc. All rights reserved. “Atlona” and the Atlona logo are registered trademarks of Atlona Inc. All other brand names and trademarks or registered trademarks are the property of their respective owners. Pricing, specifications and availability subject to change without notice. Actual products, product images, and online product images may vary from images shown here.