Gefen GTB-HD4K2K-148 user manual Firmware Upgrade Procedure

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Appendix

Firmware Upgrade Procedure

The following items are required to update firmware:

•GefenToolBox 1:8 Splitter for HDMI 4K x 2K

•Computer (Mac or PC)

•USB-to-Mini-USB cable

•Firmware file

1.Download the firmware from the Gefen Web site.

2.Extract the firmware file from the .ZIP file.

3.Power-Off the 1:8 Splitter for HDMI 4K x 2K.

It is unnecessary to disconnect any HDMI cables from the splitter during the update process.

STOP: The 1:8 Splitter for HDMI 4K x 2K must be POWERED OFF before connecting the USB cable to the computer.

4.Connect the USB cable between the computer and the 1:8 Splitter for HDMI 4K x 2K.

5.Power-ON the 1:8 Splitter for HDMI 4K x 2K.

6.Once the computer is able to connect to the 1:8 Splitter for HDMI 4K x 2K, a removable disk icon will be displayed.

7.Drag the .bin file to the removable disk.

8.Disconnect the USB cable from the computer.

9.The firmware update process is complete.

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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 18 Splitter for Hdmi 4K x 2KPage Page Operating Splitter for Hdmi 4K x 2K Set to Fast position Setting the Switching ModeWhat is Fast Switching Technology? Using Fast ModeSet 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-148 specifications

The Gefen GTB-HD4K2K-148 is an advanced HDMI distribution solution that has been designed to meet the increasing demands of high-definition and ultra-high-definition video. This device is primarily used for splitting a single HDMI source into multiple outputs, ensuring that visual content can be displayed across various screens without compromising quality.

One of the standout features of the GTB-HD4K2K-148 is its ability to support 4K resolution at 60Hz. This capability allows users to enjoy crisp, clear visuals with vivid colors and exceptional detail, making it ideal for applications in commercial settings, educational institutions, and home theaters. The device is compliant with HDMI 2.0 specifications, which means it can handle a wide range of video formats, including Full HD, 4K, and even 3D content, providing versatility for different viewing experiences.

The GTB-HD4K2K-148 is equipped with eight HDMI outputs, allowing users to send a single video signal to multiple displays simultaneously. This feature is particularly beneficial in environments such as sports bars, retail displays, and trade shows, where a single source can be shown on various screens for wider audience engagement. The distribution of signals is done without any noticeable delay, ensuring a seamless viewing experience for all users.

In terms of technology, the Gefen GTB-HD4K2K-148 employs advanced EDID management, ensuring that connected devices can communicate effectively. This feature helps maintain optimal compatibility between the source and connected displays, minimizing the risk of issues related to resolution mismatches or audio dropouts. Additionally, the device supports HDMI audio extraction, allowing users to separate audio from video signals for external audio systems, enhancing sound quality.

The unit also features robust construction for reliability, making it a suitable choice for continuous operation. It includes mounting options for easy installation, and its user-friendly design allows for straightforward setup and operation. Overall, the Gefen GTB-HD4K2K-148 is a powerful and effective solution for anyone needing a reliable HDMI splitter to distribute high-quality video signals across multiple displays. Whether for commercial or home use, it brings longevity and performance that adheres to modern audiovisual demands.
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