I have replaced my Western Digital hard drive twice, both times the drive makes this whine sound that lasts a second or two at shutdown. I have isolated the noise as when I unplug the HDD, the noise goes away? Any idea what it could be?
https://youtu.be/5ofA5CvMt40
(noise is around 0:03)
https://youtu.be/5ofA5CvMt40
(noise is around 0:03)