Hans-Juergen Becker wrote: > Have you checked that with 'acpi_listen'? Maybe it generates ACPI events > but nothing reacts on them. > > greetings, > Hans Ok. I run "acpi_listen" and in fact it generates an ACPI event when I press Fn+F3: button/sleep SBTN 00000080 00000000 SO it looks like nothing reacts on this.