Hi experts can any one give me the solution for my problem. Recently i have formated my HDD and installed Windows XP SP2.but OS is working properly and i could not be able to run music files and i am finding the that the sound devise is not installed. i have seen the devise manager and there i found a "?' in yellow as multimedia audio controllers.and i tried to install the drivers but it is not working. it is asking the source such as CD or Floppy or another location where the drivers are located. i got sound card on mother board it self and my processor is 1.33GHz.