CONNECT 621 UHD 2.0
™
9
7 Frequently asked questions (FAQs)
No (or poor) image and sound
If you experience poor or no picture after connecting the HDMI switcher, please try to
identify the problem by connecting the devices to your screen (TV, monitor or projector)
one by one. This allows you to determine whether the problem is with the HDMI
sources, the HDMI cables, the HDMI switcher or the screen.
x
Make sure the power adapter is connected and plugged in.
x
For the best picture and sound quality, only use High Speed HDMI® certified
cables.
x
Do not use HDMI cables longer than those specified in the technical data.
x
Check the HDMI cables and/or connectors for damage.
x
Both the HDMI source and your screen should fully support HDMI.
x
Check that your HDMI sources and screen support HDCP 2.2 (High Bandwidth
Digital Content Protection) copy protection.
Incorrect 3D display
x
Please check whether the HDMI source is set to display 3D and/or it is set to
automatic.
x
Both the HDMI source and your HD screen should support the same 3D formats.
x
Please check that 3D is displayed correctly by connecting the HDMI source
directly to the HD display with an HDMI cable.
Do you have any other questions that have not been resolved by the above
information? Please go to
www.marmitek.com
