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From: jim@jagubox.gsfc.nasa.gov (Jim Jagielski)
Subject: Re: Quadra SCSI Problems???
Message-ID: <1651@jagubox.gsfc.nasa.gov>
Lines: 34
Sender: usenet@skates.gsfc.nasa.gov
Reply-To: jim@jagubox.gsfc.nasa.gov (Jim Jagielski)
Organization: NASA/Goddard Space Flight Center
References: <1644@jagubox.gsfc.nasa.gov> <1qm2hvINNseq@shelley.u.washington.edu> <noah-160493100826@noah.apple.com>
Date: Sat, 17 Apr 1993 02:46:06 GMT

noah@apple.com (Noah Price) writes:

>In article <1qm2hvINNseq@shelley.u.washington.edu>,
>tzs@stein2.u.washington.edu (Tim Smith) wrote:
>> 
>> > ATTENTION: Mac Quadra owners: Many storage industry experts have
>> > concluded that Mac Quadras suffer from timing irregularities deviating
>> > from the standard SCSI specification. This results in silent corruption
>> > of data when used with some devices, including ultra-modern devices.
>> > Although I will not name the devices, since it is not their fault...

>That's fine, but would you name the "industy experts" so I can try to track
>this down?

Who knows... I just quoted what was "written" in SCSI Director...

>> This doesn't sound right to me.  Don't Quadras use the 53C96?  If so, the
>> Mac has nothing to do with the SCSI timing.  That's all handled by the
>> chip.

>Yup.  That's why I'm kinda curious... most SCSI problems I've encountered
>are due to cabling.

I've tried calling Transoft Corp about this and have either gotten the
response "Huh?" to "Yep" to "Nah"... You would expect that a damaging state-
ment like this would have _some_ "data" to back it up...

Anyone want Transoft's phone number?
-- 
    Jim Jagielski               |  "And he's gonna stiff me. So I say,
    jim@jagubox.gsfc.nasa.gov   |   'Hey! Lama! How about something,
    NASA/GSFC, Code 734.4       |   you know, for the effort!'"
    Greenbelt, MD 20771         |

