WD Black makes odd whine at shutdowm

Feb 16, 2018
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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)