An XP system of computers, usually normal use. Suddenly there was no sound these days. It was found that the audio service was turned off, and the system restarted and closed after it was set to start automatically. After groping, can be solved by the following steps.
1. Re-register the audio dynamic Connection library. Press "Win+r" to open the Run window, enter: regsvr32 audiosrv.dll command, and then press ENTER to run.
2, at this time will appear prompt: Has loaded c:windowssystem32audiosrv.dll this file, but cannot find DllRegisterServer input point, cannot register this file;
3, open the "Run" window again, enter regedit command and press ENTER, run open Registry Editor;
4. In the Open Registry Editor, open Hkey_local_machinesoftwaremicrosoft Windowsntcurrentversionsvchostnetsvcs in turn, double-click in the default entry, Enter "Audiosrv" in the Open data value and press OK.
5, at this time to service management, open your Windows audio services,
6, the final restart computer verification, familiar voice and back. The service has been started automatically.