On Friday 11 January 2008 13:44, Chodorenko Michail wrote: > # dmidecode 2.9 > > Handle 0x0001, DMI type 1, 27 bytes > System Information > Manufacturer: Acer > Product Name: Extensa 5220 > Version: 0100 > Serial Number: LXE870C0237371D8C02000 > UUID: 10731F80-658A-11DC-8669-86240C761AF5 > Wake-up Type: Power Switch > SKU Number: Not Specified > Family: Not Specified > Does this system run any better or worse when booted with "acpi_osi=Linux"? Please send me the output from acpidump. If acpidump is not installed on your machine, you can find it here: http://www.lesswatts.org/projects/acpi/utilities.php thanks, -Len - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html