Sony BRAVIA BZ40J 100" Class 4K UHD HDR Commercial Monitor - Manual (Page 80)

If you connect this product to the TV using more than one type of cable to output images, HDMI input takes priority on the TV.
If you do not want to display icons on the screen of the TV connected via HDMI, select - [Setup] - [ Connection], then
set [CTRL FOR HDMI] to [Off].
When using the NIGHTSHOT function, even when [CTRL FOR HDMI] is set to [Off], the NIGHTSHOT icon will continue to be
displayed on the screen of the TV connected via HDMI (models with the viewfinder).
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