Allows you to check the good working order of audio card(s).
Select a sound file with the "Select" button. Choose the audio output n° of the card in "Audio ressource stereo number".
For a multitrack audio card, choose "8" for track 4.
If a second audio card is dedicated for the "Intrack" option and if the card is declared as n°2, choose 10 for track 5.
Then click on "Play" to check the audio for this audio card.