RE: [OT] Can a dodgy power socket burn out HDD's?

["Paul Gale" <groups2@xxxxxxxxxxxxxxxx>]

This is a nightmare - it burnt out 5 drives!!!

PSU +5V and +12V look OK. What else could it be? I'm wondering if it's the
drive enclosures now...

Paul.



> -----Original Message-----
> From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On Behalf
> Of Paul Gale
> Sent: 20 July 2007 07:52
> To: ukha_d@xxxxxxx
> Subject: RE: [ukha_d] [OT] Can a dodgy power socket burn out HDD's?
>
> Thanks Steve - looks like the screw positions are ok - clear of
> components and the screws are short.
>
> Paul.
>
> > -----Original Message-----
> > From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On
> Behalf
> > Of Steve Morgan
> > Sent: 19 July 2007 20:29
> > To: ukha_d@xxxxxxx
> > Subject: RE: [ukha_d] [OT] Can a dodgy power socket burn out
HDD's?
> >
> > I managed to smoke a HDD some years ago by using a mounting screw
> that
> > was
> > 2mm too long. The screw cut into the PCB and earthed one of the
> tracks.
> >
> > Fortunately, I had an identical drive that had suffered a
mechanical
> > failure
> > and I was able to swap the controller boards. Ever since, I've
been
> > very
> > careful to check the length of the screws before assembly!
> >
> > Could it be something similar?
> >
> > Steve Morgan
> >
> > -----Original Message-----
> > From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On
> Behalf
> > Of
> > Paul Gale
> > Sent: 19 July 2007 07:58
> > To: ukha_d@xxxxxxx
> > Subject: [ukha_d] [OT] Can a dodgy power socket burn out HDD's?
> >
> > I need some advice in finding an expensive problem:
> >
> > I'm building a new monster workstation based on dual quad core
Xeons
> > and a
> > RAID 0 array of WD Raptor HDD's. After fully assembling it
yesterday
> on
> > a
> > couple of reboots I got a strong smell of burning capacitor/IC.
Turns
> > out
> > that I've burnt out 2 of the Raptors and one older SATA HDD :-(
> >
> > The power supply is an expensive Thermaltake 1000W EPS12V PSU and
the
> > drives
> > are in Icy Dock SATA RAID caddies.
> >
> > Wasn't really sure what was causing the problem - except the
drives
> > burnt
> > out in both caddies, so unless there's a batch/common/short in
both,
> > I'm
> > guessing it's unlikely to be them at fault???
> >
> > Later on, I turned on a PC amp connected to another PC and all my
> > monitors
> > flicked off - odd I thought. Investigating further traced the
problem
> > to a
> > faulty Belkin surge protector power strip which was arcing in the
> main
> > power
> > switch.
> >
> > So the big question is - Is it possible for a dodgy mains
connection
> to
> > adversely affect a PSU and cause it to maybe spike on the
+5v/+12V
> > rails and
> > burn out components like this?
> >
> > I'm RMAing the drives and have set up an RMA for the PSU too -
but
> > hesitant
> > whether to power up remaining drives, thinking the problem (may)
be
> > solved?
> >
> > Any thoughts?
> >
> > Paul.
> >
> >
> >
> >
> >
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