HDTV out in combination with span mode is not supported, and is an invalid combination due to the fact that there are no span modes that can intersect between an HDTV and a non HDTV device.
Can I span an HDTV with a non-HDTV display?
Updated 09/29/2021 09:51 AM
Can I span an HDTV with a non-HDTV display?