will need to do this tomorrow (wednesday noon my time) at the same time.
In the meantime, can you please download the 4.3 official installer to the desktop of both machines?
https://www.dropbox.com/s/pp3qlmcsyy6ifhr/CinedeckSetupMX2i3o_4.30.10584.exe
I noticed that input sync is set to chA, which may have an impact as the A/B settings are for dual link input.
setting to Genlock will force either genlock or input video sync if there is no reference feed.