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Date:      Thu, 23 Sep 2004 18:46:08 +0100
From:      Mark Ovens <marko@freebsd.org>
To:        Graham Bentley <gbentley@uk2.net>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: SCSI Shock Advice !
Message-ID:  <41530BE0.1020701@freebsd.org>
In-Reply-To: <3.0.6.32.20040920223848.007d72e0@mail.uk2.net>
References:  <3.0.6.32.20040920223848.007d72e0@mail.uk2.net>

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Graham Bentley wrote:
> Hi All,
> 
> When I was about to install the new drive which was sitting on top of
> the system box I tilted the box to move the disc access LED lead onto
> the SCSI card. My nice new SCSI disc slid off and hit the MDF worktop
> - Agh !
> 
> I reckon the drop height was about 14" ~ do you think this would have
>  exceed the G Force limit and invalidated my warranty / casued any
> damage ?
> 
> The reason for asking is that I never really got up close and
> personal with a SCSI disc before and it does make some odd noises?
> 
> Currently there is a frequent one every so often - its two
> freequencies that last about a second or two each.
> 

What model is it? A 36LZX or 73LZX? If so they do make an awful 
screeching noise. When I got mine (off eBay) I thought the bearings were 
on their way out, but searching Hitachi's website (Hitachi now own IBM's 
HD division) threw up this 
http://www.hitachigst.com/hdd/support/qcheck.htm#a4

Mine makes this noise a lot more frequently than once per minute that 
they state and it's extremely annoying. My Seagate OTOH is almost silent 
except when it's doing some serious thrashing.

HTH

Mark



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