Am Samstag, den 09.01.2010, 22:06 +0000 schrieb 
On Sat, Jan 09, 2010, 22:06 +0000 Matthew Garrett wrote:
> Ok, so there's an ACPI event generated when you hit the keys. Can you 
> please run the acpidump command as root and send me the output?

I've attached the output