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Article #69185

Re: SEAGATE ST15150ND Barracuda...Is this a Differential??

#69185
From: Peter Hayward
Date: Tue, 09 Apr 1996 00:00
32 lines
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In article <829083915snz@longley.demon.co.uk>
           David@longley.demon.co.uk "David Longley" writes:

| I have just substituted a Barracuda ST15150ND for the 2.1GB barracuda
| I had running off the AHA2940 I had in my machine. After a brief flash
| of the drive's green LED and the sound of the disk starting, it seems
| to go no further. The AHA2940 does not see the drive.
|
| Supposedly a new drive.......anyone with any helpful suggestions?
|
| I have a nasty feeling about the ND!! Is this a "differential" rather than
| "narrow"? IF so, what can I do about it?
| --
| David Longley
|

   Seagate's naming convention used to be and maybe still is

   STxxxxxx A  => ATA (IDE) interface
   STxxxxxx E  => ESDI interface
   STxxxxxx N  => SCSI interface
   STxxxxxx ND => Differential SCSI interface

   You can buy a little 'in-line' card that does bidirectional
   differential to single ended conversion.  I don't know if the
   transmission delays impact performance - I suspect not. I don't know
   any UK suppliers off the top of my head, but they will exist.

--
Peter Hayward, Cambridge, UK.      | In a democracy the public will only
peter@cdsl.demon.co.uk             | respect laws if they respect the
tel +44-1223-312-923               | politicians that make them.
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From: Peter Hayward <peter@cdsl.demon.co.uk>
Subject: Re: SEAGATE ST15150ND Barracuda...Is this a Differential??
Date: 1996/04/09
Message-ID: <829087524snz@cdsl.demon.co.uk>
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