My conexant high derinition audio

Question

My conexant high derinition audio driver device is not working. I cant get no sound coming through my notebook laptop speakers when i tried to play music through my programs. it says that the driver device is not working properly and try troubleshooting it.nothing happened?( conexant HD 3.34.0.50. the laptop is a compaq presario with windows XP Professional. before it had windows vista home basic.