Symbol 5987 from IEC 60417 - Title/Meaning: Hard disk Function/description: To identify the hard disk itself or to indicate that the hard disk is being accessed.
Additional information: 
To indicate status of being accessed, this graphical symbol will be used with a dynamic indicator such as an LED that will be activated for access status
Published in: 3C/1432/CDV, 3C/1480/RVC
Own work using: iso.org/obp/graphics/grs/b3849ea2-8645-47c2-8319-7aa19992453a 200.png
Vectorization:  Mrmw