http://bugs.winehq.org/show_bug.cgi?id=28982
--- Comment #3 from Jari Vetoniemi mailRoxas@gmail.com 2011-11-05 11:21:16 CDT --- When swapping sound effect 22050Hz mono file with 44100HZ Stereo WAVE file, the music works like expected when sound effect is playing.
So, the the game must have secondary code path for playing music, or it might be muted for some reason.