Gefen TOOLBOX GTB-HD4K2K-148C-BLK, User Manual

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Appendix
The following items are required to update firmware:
• GefenToolBox 4K Ultra HD 1:8 Splitter for HDMI
• 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 4K Ultra HD 1:8 Splitter for HDMI.
It is unnecessary to disconnect any HDMI cables from the splitter during
the update process.
4. Connect the USB cable between the computer and the 4K Ultra HD 1:8 Splitter for
HDMI.
5. Power-ON the 4K Ultra HD 1:8 Splitter for HDMI.
6. Once the computer is able to connect to the 4K Ultra HD 1:8 Splitter for HDMI,
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.
Firwmare Upgrade Procedure
Stop!
The 4K Ultra HD 1:8 Splitter for HDMI must be POWERED OFF before
connecting the USB cable to the computer.