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Digital BW, The Print

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Re: [Digital BW] OT polaroid sprintscan 45 scsi cables

2002-09-22 by B. Alex Pettit Jr.

The SCSI cable manufacturers should just give away scanners and make up the profits in the cables and terminations !!

I think I will save a few $ and get the C50-C50 for the cable.

Granite makes an Active 50 pin Centronics unit PN 5509,
the HotSwap device. Seems it is a pass through termination as
shown in the Polaroid information, but I think it needs to be
F-M .... This is becoming painful !!

Thanks,
Alex



--- In DigitalBlackandWhiteThePrint@y..., "Austin Franklin" <darkroom@i...> wrote:
> Hi Alex,
> 
> > "Check SCSI connection and make sure everything is securely
> > connected. Make sure you are using new, high quality cables that,
> > when chained, do not exceed 9 ft. (3m) in total length. A single
> > SCSI cable connecting the CPU to a device should not be longer
> > than 1.5 ft."
> 
> Well, that does not conform to SCSI standards...  I'd say don't hesitate to
> use a 6 foot cable.  Are you SURE it says 1.5 FEET?  If so, that's simply a
> misprint, there are no 1.5 FOOT cables I know of!
> 
> > There are two types of 50 pin connectors, I was not sure this had
> > the Centronics or HD. ( I presumed since it Is a few years old,
> > it would be the C50 style, but could not tell from the drawings)
> > My PC has a HD68 connector... and I thought SCSI was the 'simple'
> > interface !!!
> 
> You MUST then get a special HD 68 to 50 pin Centronics cable that has the
> high byte terminated in the cable (if you can find out, but I doubt it), or
> use a special HD68 to HD50 adapter, with the high byte terminated, then us
> an HD50 to Centronics 50 cable.
> 
> HD68 to HD50 adapter, terminated high byte:
> 
> http://www.scsipro.com/catalog/pg01_adapters.htm
> 
> 2305 68m  MicroD to 50f  MD w/Term.
> 
> I'd strongly suggest getting this one instead of the one with the Centronics
> connector...as you can use this for future scanner cabling that uses HD50.
> 
> Then get an HD50 to Centronics 50 cable:
> 
> http://www.scsipro.com/catalog/pg09_xtcables.htm
> 
> Down about half way "50 Pin Centronics - to - 50 Pin MicroD (High Density)"
> they have 6, 10, and 15 foot and are VERY expensive.  I'd suggest simply
> finding a cheaper one, say, from www.scsistuff.com...but they don't appear
> to have the adapter above...
> 
> And, you need an ACTIVE Centronics pass-through terminator, which I couldn't
> find one on either web site, but you could use, against my better
> judgment...a 25 pin ACTIVE terminator, which appears to be available:
> 
> http://www.scsipro.com/catalog/pg05_terminators.htm
> 
> 5002 25 Pin Applem $29.00
> 
> Those guys are PRICY though!
> 
> Regards,
> 
> Austin

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