Dual or multi monitor problem?

Question

I have written an application to display video. When running in a dual monitor system the video become black in one and available in other. Can any body pls send me ideas about this. Thanks in advance

Answer 1

pls give me some more detials

you have to adjust your screen  properly align to each otehr check power both has same Inputs like digital /analog

check with some other monitor

check individual monitor first

then put 2 together and try auto adjust you must did that.