Page 12 of:
http://odm.ubuntu.com/uhs/2011/Enabling%20Hotkey%20Features%20on%20Ubuntu.pdf
gives this as the Dell WMI GUID:
9DBB5994-A997-11DA-B012-B622A1EF5492 dell_wmi
Whoopie: are you seeing "unhandled WMI event" at the same time as the key is pressed?
If this is not obviously the case it worth poking Seth Forshee (Canonical) and Rezwanul Kabir (Dell) to find out if a knock-code or something else is required.
Page 12 of:
http:// odm.ubuntu. com/uhs/ 2011/Enabling% 20Hotkey% 20Features% 20on%20Ubuntu. pdf
gives this as the Dell WMI GUID:
9DBB5994- A997-11DA- B012-B622A1EF54 92 dell_wmi
Whoopie: are you seeing "unhandled WMI event" at the same time as the key is pressed?
If this is not obviously the case it worth poking Seth Forshee (Canonical) and Rezwanul Kabir (Dell) to find out if a knock-code or something else is required.