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rdhw · 13-01-2004, 07:46

The usual cause of a whistle or screech from a hard disk is the earthing spring contact that rubs against the rotating axle, to prevent static build-up. Sometimes the rubbing sets up a resonance in the contact, creating the screech.

13-01-2004, 07:46	#21
rdhw Inactive Join Date: Oct 2003 Location: Cambridge Posts: 567	Re: High pitched whistling! The usual cause of a whistle or screech from a hard disk is the earthing spring contact that rubs against the rotating axle, to prevent static build-up. Sometimes the rubbing sets up a resonance in the contact, creating the screech.