Newbie problem SCSI-2 .
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Newbie problem SCSI-2 .

 
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Peter van Daalen
Guest





Posted: Sun Oct 02, 2005 8:07 pm    Post subject: Newbie problem SCSI-2 . Reply with quote

I bought an external 50 Gb Sun SCSI HD, model 411.
It has 2 connectors, 50 pins each.
Seller says this is SCSI-2 narrow.
Whatever I search on the intenet, I cannot find what is SCSI-2 " narrow ".

Since I must buy a SCSI>PCI interface card for my computer, I wonder
which SCISI>PCI adapter card will work.

Does ANY SCSI-2 > PCI adapter card will work ? ( Regardless if it is
SCSI-2 narrow or wide ?
Or should I search for a specific SCSI-2 " narrow " PCI interface card ?

Or does " narrow " just mean it is not " wide " ?
Is the SCSI-2 " narrow " then the same as a SCSI-2 " fast " ( contrary
to " wide " ) ?

You see, I am pretty confused which SCSI-2>PCI interface card I should
buy for my computer.

Please help me out.
Thanks for any comment / advice.

Peter van Daalen.
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Dr. Anton T. Squeegee
Guest





Posted: Sun Oct 02, 2005 8:49 pm    Post subject: Re: Newbie problem SCSI-2 . Reply with quote

In article <e35ed$433ff840$3ea325d7$29580@news.chello.nl>,
vandaalen@chello.nl says...

Quote:
I bought an external 50 Gb Sun SCSI HD, model 411.
It has 2 connectors, 50 pins each.
Seller says this is SCSI-2 narrow.
Whatever I search on the intenet, I cannot find what is SCSI-2 " narrow ".

'Narrow' and 'Wide' refer to the data path width of the SCSI bus.
Narrow is 8-bit, using a 50-pin connector, and Wide is 16-bit, using a
68-pin connector.

If your drive truly is 'narrow' (and I have trouble believing that
a drive of 50gigs capacity is anything but Wide, but I could be wrong),
then 'narrow' simply refers to the fact that it uses a 50-pin connector.

Quote:
Since I must buy a SCSI>PCI interface card for my computer, I wonder
which SCISI>PCI adapter card will work.

Tekram makes some nice cards, and their support policies are
certainly better than Adaptec.

Quote:
Does ANY SCSI-2 > PCI adapter card will work ? ( Regardless if it is
SCSI-2 narrow or wide ?

It should, with the appropriate adapter if all it has is a 'Wide'
external connection. Keep in mind that you will also need a terminator
for the second plug.

Also, I would take a much closer look at that hard drive (open the
enclosure if you have to), and post the actual drive manufacturer name
and model number. Sun did not make their own hard drives. They usually
contracted with Seagate to make drives for them with Sun's name on the
label and their firmware in the EEPROM.

Happy hunting.


--
Dr. Anton T. Squeegee, Director, Dutch Surrealist Plumbing Institute.
(Known to some as Bruce Lane, ARS KC7GR,
kyrrin (a/t) bluefeathertech[d=o=t]calm -- www.bluefeathertech.com
"If Salvador Dali had owned a computer, would it have been equipped
with surreal ports?"
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Peter van Daalen
Guest





Posted: Sun Oct 02, 2005 11:11 pm    Post subject: Re: Newbie problem SCSI-2 . Reply with quote

Thanks so much Anton.
Underneath see what info is on the HD .


Dr. Anton T. Squeegee wrote:

Quote:
In article <e35ed$433ff840$3ea325d7$29580@news.chello.nl>,
vandaalen@chello.nl says...


I bought an external 50 Gb Sun SCSI HD, model 411.
It has 2 connectors, 50 pins each.
Seller says this is SCSI-2 narrow.
Whatever I search on the internet, I cannot find what is SCSI-2 " narrow ".

snip.....
Quote:

Also, I would take a much closer look at that hard drive (open the
enclosure if you have to), and post the actual drive manufacturer name
and model number. Sun did not make their own hard drives. They usually
contracted with Seagate to make drives for them with Sun's name on the
label and their firmware in the EEPROM.


The labels say : " Sun Microsystems , model 411 , PN 595-2262-01 SN
245G1568 ".
I couldn't open up the device as yet.
I'll try to ( not very simple ) and post furthermore what I find.

Part of the confusing internet info I found on " Sun, model 411 " talks
about a CDR reader, but it isn't.
For another part, the internet info does say indeed this is an external
HDD ( what it is indeed...).
But no info whatsoever on the type of SCSI bus.


Thanks,
Peter van Daalen.
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Eric Gisin
Guest





Posted: Sun Oct 02, 2005 11:15 pm    Post subject: Re: Newbie problem SCSI-2 . Reply with quote

It's the Sun 411 case that is SCSI-2 narrow.
The drive is likely ST-150176LW/LC, wide SCSI-3.

At the minimum you want a ultra narrow PCI card with active terminator.
If the drive is LC, a ultra2 card with LVD terminator would be better.
You could also use the drive internally on an AHA-2940U2W.

"Peter van Daalen" <vandaalen@chello.nl> wrote in message
news:e35ed$433ff840$3ea325d7$29580@news.chello.nl...
Quote:
I bought an external 50 Gb Sun SCSI HD, model 411.
It has 2 connectors, 50 pins each.
Seller says this is SCSI-2 narrow.
Whatever I search on the intenet, I cannot find what is SCSI-2 " narrow ".

Since I must buy a SCSI>PCI interface card for my computer, I wonder
which SCISI>PCI adapter card will work.

Does ANY SCSI-2 > PCI adapter card will work ? ( Regardless if it is
SCSI-2 narrow or wide ?
Or should I search for a specific SCSI-2 " narrow " PCI interface card ?

Or does " narrow " just mean it is not " wide " ?
Is the SCSI-2 " narrow " then the same as a SCSI-2 " fast " ( contrary
to " wide " ) ?
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Mick Sitton
Guest





Posted: Tue Oct 04, 2005 6:55 am    Post subject: Re: Newbie problem SCSI-2 . Reply with quote

"Dr. Anton T. Squeegee" <SpammersAreVermin@dev.null> wrote in message
news:MPG.1da9a15ca763bc329896b3@192.168.42.131...
Quote:
In article <e35ed$433ff840$3ea325d7$29580@news.chello.nl>,
vandaalen@chello.nl says...

I bought an external 50 Gb Sun SCSI HD, model 411.
It has 2 connectors, 50 pins each.
Seller says this is SCSI-2 narrow.
Whatever I search on the intenet, I cannot find what is SCSI-2 " narrow
".

'Narrow' and 'Wide' refer to the data path width of the SCSI bus.
Narrow is 8-bit, using a 50-pin connector, and Wide is 16-bit, using a
68-pin connector.

If your drive truly is 'narrow' (and I have trouble believing that
a drive of 50gigs capacity is anything but Wide, but I could be wrong),
then 'narrow' simply refers to the fact that it uses a 50-pin connector.

Since I must buy a SCSI>PCI interface card for my computer, I wonder
which SCISI>PCI adapter card will work.

Tekram makes some nice cards, and their support policies are
certainly better than Adaptec.

Does ANY SCSI-2 > PCI adapter card will work ? ( Regardless if it is
SCSI-2 narrow or wide ?

It should, with the appropriate adapter if all it has is a 'Wide'
external connection. Keep in mind that you will also need a terminator
for the second plug.

terminators aren't necassary on this enclosure as it has auto-sensing
termination built in

Quote:
Also, I would take a much closer look at that hard drive (open the
enclosure if you have to), and post the actual drive manufacturer name
and model number. Sun did not make their own hard drives. They usually
contracted with Seagate to make drives for them with Sun's name on the
label and their firmware in the EEPROM.

Happy hunting.


--
Dr. Anton T. Squeegee, Director, Dutch Surrealist Plumbing Institute.
(Known to some as Bruce Lane, ARS KC7GR,
kyrrin (a/t) bluefeathertech[d=o=t]calm -- www.bluefeathertech.com
"If Salvador Dali had owned a computer, would it have been equipped
with surreal ports?"
Back to top
Peter van Daalen
Guest





Posted: Fri Oct 07, 2005 3:40 am    Post subject: Re: Newbie problem SCSI-2 . Reply with quote

Thanks, Anton ( " Tek " ? Bruce ), Mick and Eric, for your appreciated
help in my SCSI start.
It seems you helped me out.

Peter van Daalen, PE1E
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