try this...there is a file there that some say worked, but i would just love to know what reg edit it does, maybe someone can open the cab and see?
http://forum.xda-developers.com/show...fix_wm6_sounds
oh here is more...
http://forum.xda-developers.com/show...=328048&page=2
doesnt seem like this works 100% correct sometimes so be careful...maybe it will help out though for someone that can understand more than me