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Appendix

Firmware Upgrade Procedure

The following items are required to update rmware:
GefenToolBox 1:8 Splitter for HDMI 4K x 2K
Computer (Mac or PC)
USB-to-Mini-USB cable
Firmware le
1. Download the rmware from the Gefen Web site.
2. Extract the rmware le from the .ZIP le.
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.
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 le to the removable disk.
8. Disconnect the USB cable from the computer.
9. The rmware update process is complete.
STOP: The 1:8 Splitter for HDMI 4K x 2K must be POWERED OFF
before connecting the USB cable to the computer.