Seagate Elite "reverse surging" noise
mechanic_2 at charter.net
Sat Nov 14 11:09:33 CST 2020
That sounds like a spindle motor bearing that is going bad. Yes, it
will get worst and the motor will fail to spin up at one point. I
wouldn't use this drive for anything that is important. Remember these
motors don't have a lot of torque.
GOD Bless and Thanks,
On 11/14/2020 11:01 AM, Jules Richardson via cctalk wrote:
> I picked up a couple of 9GB Seagate Elite SCSI disks the other day
> (model 410800N, 1995-vintage but 5.25" FH units).
> Both drives spin up, both pass r/w tests successfully. On one unit,
> the spindle motor sound is constant. On the other, however, it makes a
> sound that I can best describe as "reverse surging", where every 5
> seconds or thereabouts there's a very brief lowering in tone before
> the "normal" sound resumes.
> Anyone familiar with the Elite range know if "some of them just do
> that", or if it's likely to be some form of fault (which may only get
> worse)? I've never encountered a disk which does this before; my ear's
> not detecting any kind of speed increase prior to the decrease (and I
> don't know if that's what's really going on or not), but that's what
> my brain wants to think is happening. However, if the speed really was
> fluctuating to the point that I could hear it then I'm surprised that
> I'm not getting read/write problems.
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