Acpi\ven_fnbt&dev_0000 -

Name (_HID, "FNBT0000") // Hardware ID Name (_CID, "PNP0C02") // Compatible ID (Plug and Play motherboard resources) Name (_UID, 0x00) Method (_STA, 0, NotSerialized) Return (0x0F) // Device present, enabled, shown in UI Method (GHKE, 0, NotSerialized) // Get current hotkey state from EC Store (ECRD (RefOf (ECHT)), Local0) Return (Local0) Method (SGHK, 1, NotSerialized) // Set hotkey enable mask ECWR (RefOf (ECMK), Arg0)

This is an excellent query. The identifier ACPI\VEN_FNBT&DEV_0000 points to a very specific, and often problematic, piece of hardware/firmware found almost exclusively on (and some Fujitsu-Siemens) laptops, particularly older models like the Lifebook, Celsius, and Stylistic lines. acpi\ven_fnbt&dev_0000