Hi friends I am using Acer Aspire 5740 laptop and I very happy for its all performance like gaming, screen clarity, and some other features. But I have one problem in my laptop. Whenever I insert Ac adapter pin in my laptop its make very irritating and same sound I receive when I took out Ac adapter pin form laptop. I want to disable this sound but I am not able to find its exact location. I have tried on Google also but nowhere find solution. If anyone here who is using this laptop, please tell me its solution.
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