In the laptop (Lenovo Z570 and maybe in others) the wireless card (ath9k) is hard block, but the laptop switch is on.
You can found more data about the bug in:
I am about to fix this for G40 30
I can help to fix for you model
can you send to me rzr(a)gna.org
sudo dmidecode > dmidecode.txt
Was this problem solved? If not, I would like to work on it.
On G40 30 yes what is your model ?
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