Acp Hda Node !!exclusive!! Link

Go to Power Options > Advanced > PCI Express > Link State Power Management > Set to "Off."

lspci -nn | grep -i audio

(base address + offsets):

The node is typically located under or Sound, video and game controllers in the Windows Device Manager. acp hda node

Note: This paper provides a general overview. Specific implementations of the ACP HDA Node may vary between silicon vendors (e.g., AMD, Intel, Qualcomm). Go to Power Options > Advanced > PCI

Two main drivers: