How to get dual monitors going with Windows Server 2008 SP2 x64?

"Without much explanation given I can only assume as to what the problem is. DVI cords tend to die every once in a while, they have caused me a lot of headaches in the past. You may want to check that first, a replacement is fairly cheap.

Some other users of 64-bit Windows Operating Systems have noticed this problem with the 9400GT as well. Apparently is has to do with Nvidia's drivers."