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Subject:
From:
Russ Poffenberger <[log in to unmask]>
Reply To:
PCBUILD - PC Hardware discussion List <[log in to unmask]>
Date:
Thu, 14 May 1998 07:02:04 -0700
Content-Type:
text/plain
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James Kerr <[log in to unmask]> wrote:
> >I have a scanner that requires a SCSI II card. Am considering an upgrade of
> >my motherboard to one that has an onboard UW SCSI controller. Can anyone
> >advise me if the scanner that specs. call for scsi2 would work with this
> >controller or would I need to add in a scsi 2 card.
> >
> >TIA
>
> You could get an adapter to be able to connect your scanner to the UW bus,
> but for a little more money I would get a cheap host adapter for the scanner
> alone, and leave it off the UW bus completely, you don't want that sucker
> slowing down your disk access if you paid a bunch of money for a UW HD. Just
> my $0.02

Putting a narrow device on a wide bus does NOT slow down the other peripherals.
This is a common misconception.

Thje SCSI controller will negotiate the transfer rate individually with each
device.


--
Russ Poffenberger               Engineering Specialist
Schlumberger Technologies ATE   DOMAIN: [log in to unmask]
1601 Technology Drive           CIS:    72401,276
San Jose, Ca. 95110             Voice: (408)437-5254  FAX: (408)437-5246

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