{HEAD ~ A device removal signal} is transmitted to {TAIL ~ a device controller} for the removable device in response to a power management event and while the device is installed within a socket of the computer 
is transmitted to
{ HEAD ~ A device removal signal } is transmitted to { TAIL ~ a device controller } for the removable device in response to a power management event and while the device is installed within a socket of the computer
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH