Hi, sending DMI info as suggested by dmesg output. BTW does anyone have any idea about the parse errors? ACPI: EC: EC description table is found, configuring boot EC ACPI Error (evregion-0316): No handler for Region [ECOR] (ffff81007d36f620) [EmbeddedControl] [20070126] ACPI Error (exfldio-0289): Region EmbeddedControl(3) has no handler [20070126] ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.LPC_.EC__.AC__._PSR] (Node ffff81007d374630), AE_NOT_EXIST ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.LPC_.EC__.HKEY.CKC4] (Node ffff81007d374270), AE_NOT_EXIST ACPI Error (psparse-0537): Method parse/execution failed [\_GPE._L02] (Node ffff81007d3807d0), AE_NOT_EXIST ACPI Exception (evgpe-0576): AE_NOT_EXIST, while evaluating GPE method [_L02] [20070126] Completing Region/Field/Buffer/Package initialization:............................................................................................................................. ......................................................................................................................................... Initialized 31/34 Regions 122/122 Fields 52/52 Buffers 57/73 Packages (1845 nodes) Initializing Device/Processor/Thermal objects by executing _INI methods:.<5>ACPI: BIOS _OSI(Linux) query honored via cmdline ACPI: DMI System Vendor: LENOVO ACPI: DMI Product Name: 76693KG ACPI: DMI Product Version: ThinkPad X61s ACPI: DMI Board Name: 76693KG ACPI: DMI BIOS Vendor: LENOVO ACPI: DMI BIOS Date: 12/28/2007 ACPI: Please send DMI info above to linux-acpi@xxxxxxxxxxxxxxx ACPI: EC: non-query interrupt received, switching to interrupt mode ........ - 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