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      Intermittent break sound issue on G550 and G450 running Windows XP

      Symptom :

      The customer showed that when playing music or videos, break sound issue occurred at a high frequency. The effect is similar to mute, and after restarting the computer, the problem can be resolved.


      The above symptom may occur on the following systems:

      Lenovo G450 & G550

      Under the following operating system:

      Microsoft Windows XP



      The driver of Conexant audio card is incompatible with the internal Mic, and it leads to the intermittent sound break.

      Download the driver to resolve the problem, the version is #


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      Document ID:


      Last modified:



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      • Alias ID: 1291259551093
      • Document ID: HT070944
      • Last Updated :17 Jun 2014
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