Question about Lenovo ThinkPad R400 7440-CN1 Notebook PC - Intel Core 2 Duo P8700 2.5
If there is a 'red x' over the picture of the speaker in your system tray then you need to go to the website of lenovo and download the driver for free. If there isnt an 'X' tben there is either an issure interally or the sound is muted.
Posted on Dec 25, 2013
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Posted on Jan 02, 2017
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