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I have a Sony Vaio VGN-FZ140E (Windows 7) and the problem is that sudenlly the wireless adapter turns off. My drivers are updated. Does anyone knows what can be wrong and how to fix it ?

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You may want to check your power settings to see if your laptop is turning off the device to conserve power.

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Checked. It is not it. – João Guilherme Jan 19 '11 at 12:38

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