I found this on a modder's forum. However, this should be the same on yours.
Notice there is an entry for Integrated NIC. I don't know if this includes Wireless but worth checking.
There is also the "F9" option which will reset the BIOS to the factory settings. That may be worth doing and see if restores the wi-fi controller.
intel speedstep (enabled)
virtualization (enabled)
integrated NIC (disabled)
USB emulation (enabled)
USB powershare (enabled)
USB wake support (enabled)
SATA operation (AHCI)
adapter warnings (disabled)
function key behavior (multimedia key)
charger behavior (enabled)
and a sub folder caled Misc. devices that contains
external USB ports (enabled)
eSATA ports (disabled)
set what to enabled?
it doesn't look like anything has changed, what was it supposed to do?
there aren't any
When you selected the integrated NIC what Options did you have apart from Enable and Disable ? ...
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