Acpi Nsc6001 [repack] Page

The ID refers to a National Semiconductor IrDA (Infrared) Port . Back in the late 90s and early 2000s, before Wi-Fi was everywhere and Bluetooth was in its infancy, this was the high-tech way to beam data between devices. Why It’s "Interesting" Today

: It was a standard feature on many mid-to-late 2000s business and consumer laptops, particularly the Acer Extensa (5220, 5620, 7620) and TravelMate (5720) series. Technical Role in ACPI acpi nsc6001

(safe, but watchdog/GPIO unavailable):

If you’ve ever dug through your Windows only to find a mysterious yellow exclamation mark labeled ACPI\NSC6001 , you’ve officially encountered a digital fossil. The ID refers to a National Semiconductor IrDA

If you see this ID in your Device Manager, it is almost certainly a remnant of an infrared port that you likely do not use. Technical Role in ACPI (safe