Frequently Asked Questions

1. Make sure the direct connection from the source to the display without this unit is working.

2. Check if all connectors are connected well; and check if all HDMI cables can support the transmission speed. UHD Certification cables are recommended.

3. Check the main unit is powered on (the light display position on the front is solid)

4. If the main unit is not powered on or there is no signal, please connect devices that support USB standard power delivery formats (e.g. TV's USB port / power adaptor)

5. The power adaptor to the Micro USB [DC 5V] of the Bi-directional switch.

1. Make sure your sources and displays are fully supporting 8K.

2. Make sure your HDMI cables are capable of transmit 8K video signal.

3. Make sure used HDMI 2.1 certification HDMI cable.