Diagnostic Tool DirectX
Go to Start> Run> and enter the following command:
DxDiag
See system in which version of Direct X installed!
To test video
Test DirectDraw and Test Direct3D.
To test the sound
Test DirectSound
To test the music
DirectMusic test for all 4 applications!
In Input
See if no problems were detected!
In Network
Test Options DirectPlayVoice and Directplay> Test Device, Micro.