Re: Failing Quantum/DEC DSP3107L?

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#1104

From: Carl Lackey
Date: Sun, 26 Jan 1997 00:00

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Neville Wilford wrote:
> 
> I've recently acquired a second-user DEC DSP3107L 1GB SCSI disk.
> I think these were OEM'd for Digital by Quantum.  It is jumpered
> to spin-up on power and usually it does.  Some variable time after
> powerup there is a click sounding like head retraction and the
> drive spins down.  If powered up again immediately it refuses to
> spin up.
> 
> This behaviour upsets the host - it's clearly a fault rather than
> some sort of power saving mode.  No problems with cabling,
> termination or PSU and all other SCSI devices in the chain are fine.
> 
> Is this a known mode of failure?  Is there anything useful I can do
I would bet on an internal drive heat thermal.
Otherwise it has to be the power connector.  Swap power
connecters for diagnostic purposes.

Carl in Raleigh

-- 
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The more I learn,
the more I understand...
how little I know

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From: Carl Lackey <clackey@ibm.net>
Subject: Re: Failing Quantum/DEC DSP3107L?
Date: 1997/01/26
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