Gefen GTB-HD4K2K-144 user manual Using Multichannel Audio, Set to

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Operating the 1:4 Splitter for HDMI 4K x 2K

Setting the Audio Channel Mode

Using Multichannel Audio

Use this audio mode when the connected displays (and/or other sink devices) are capable of supporting various audio formats.

1.Disconnect the power supply from the splitter.

2.Set the EDID switch to the Int position.

3.Set the Audio switch to the Multi-chposition.

Set to the

Multi-ch position

4.Reconnect the power supply.

If either the EDID or Audio switch are moved to another position while the splitter is powered, then power-cycle the splitter by disconnecting and reconnecting the power supply in order for the changes to take effect.

5.When the Audio switch is set to the Multi-chposition, the following audio output formats are supported:

Audio Format	Audio Format
LPCM 2CH	LPCM 8-channel
Dolby® Digital	Dolby® Digital Plus
Dolby® TrueHD	DTS®
DTS-HD Master Audio™	MLP (PPCM)

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Contents 3GSDI General Safety Information Important Safety InstructionsProduct Registration Warranty InformationContacting Gefen Technical Support Operating Notes Features and Packing List FeaturesPacking List Page Table of Contents Page Page Getting Started Panel Layout Panel Layout Sample Wiring Diagram Connecting the 14 Splitter for Hdmi 4K x 2KPage Page Operating Splitter for Hdmi 4K x 2K What is Fast Switching Technology? Setting the Switching ModeUsing Fast Mode Set to Fast positionSet to Slow position Using Slow ModeSetting the Audio Channel Mode Using 2-Channel AudioSet to the 2ch position Set to Using Multichannel AudioSetting the Edid Mode Using the Internal EdidSet to the Int position Set to the Ext position Using the External EdidPage Appendix Wall Mounting Instructions Firmware Upgrade Procedure Specifications Page This product uses UL or CE listed power supplies

GTB-HD4K2K-144 specifications

The Gefen GTB-HD4K2K-144 is a cutting-edge audio and video distribution solution designed to meet the needs of modern multimedia installations. Ideal for professional environments such as conference rooms, classrooms, and home theaters, this device excels in delivering high-definition content with the utmost clarity and precision.

One of the standout features of the GTB-HD4K2K-144 is its capability to support resolutions up to 4K (3840x2160) at 60Hz, allowing users to experience stunning picture quality with vibrant colors and exceptional detail. This makes it an excellent choice for applications where visual fidelity is of paramount importance, such as digital signage and cinematic presentations.

The device is equipped with HDCP 2.2 compatibility, ensuring seamless integration with most modern HDMI devices while protecting broadcast content from piracy. Its eight HDMI inputs allow users to connect multiple sources, such as Blu-ray players, gaming consoles, and computers, with the ability to manage and switch between them without any loss in performance.

Another remarkable aspect of the GTB-HD4K2K-144 is its advanced technology that includes support for 4:4:4 chroma subsampling, which preserves color accuracy during transmission, and HDR (High Dynamic Range) support for enhanced contrast and brighter colors. This feature enhances the visual experience, making it more immersive for viewers and suitable for high-end video presentations.

Additionally, the unit features a built-in web interface for easy control and management over network connections. This functionality allows users to access and configure the device remotely, providing flexibility for IT administrators and technicians who need to make adjustments on the fly.

The GTB-HD4K2K-144 is also designed with a rugged build quality, ensuring durability and longevity in various installation environments. Its fanless design means it operates quietly, reducing distractions during presentations or events.

In summary, the Gefen GTB-HD4K2K-144 is an impressive multimedia distribution solution that combines high performance, advanced technologies, and user-friendly management features. Whether in a corporate setting or a home theater, its specifications make it a valuable asset for delivering quality audiovisual experiences.