Hi my name is Akhilesh sharma new to computing, hope u will bear with me. i bought a acvent computer in 2002. suddenly i realised that i am not geting any sound, i tried divice manager which have no conflict. driver detective etc didn not find any problem with drivers etc. but if i go to cotrol pannel and open sound icon in sound section it says 'no sound divice' i dont understand what to do, also there is one icon in control pannel which says 'Xear 3D (cmi audio config) which doesnt open. can u please advice me what to do. i dont even get startup or shut dn sound from system speakers either. thanks