I have solved similar issue using this advice:
http://askubuntu.com/questions/368671/ubuntu-13-10-wifi-not-re-
connecting-after-suspend/368735#368735
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https://bugs.launchpad.net/bugs/12865
The same problem with my Asus N56VZ. From time to time I get fan running
on max speed and problems with battery (less frequent).
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https://bugs.launchpad.net/bugs/1088146
Title:
Asus n56