With 3min tinkering Top!

The problems described in the other reviews I had initially also.
The lines appear to be in the adapter only simple split -> stupid because both angschlossenen
Equipment (in my monitor + beamer) mix their device information to the normally the
Device from the PC, or whatever is detected (DDC) signal. Since there is also DVI cable, in which
the DDC lines are not available to work the thing in some determined without any tinkering.

Search wikipedia> DVI and after: For all others, see a black screen or worse
Image there pins 7 and 6 pull out with pliers, the best sequence.
One can either make the adapter or what is -in my opinion- demand better
(Because at least one device is detected properly) at the inlet of a device cable.
For me, the DVI cable to the projector wars, so that the monitor is correctly recognized and the projector (which anyway do not care) not.
Then everything goes -> 4 Stars