[olug] [OT] 80 pin SCA SCSI drives

[Timothy G. O'Brien]

Yes these are “true” SCA – no power connectors.  My local supplier of parts & adapters, Frank at ComCor enterprises gave me a price yesterday of $19 to $20 for the adapter (he needs to check with the distributor). Guess I'm off to see what is on ebay...

Irish



Brian Roberson <roberson at olug.org> wrote:

>Is it a true SCA? e.g. Does it have a power connector? If is does not, you 
>need a special adapter to power the drive ( the power is supplied through the 
>SCA adapter ) 
>
>
>
>On Monday 13 May 2002 08:01 pm, Timothy G. O'Brien wrote:
>> Now that I am over that nasty cold (well, almost); I am trying to
>> troubleshoot some drive problems in an Intergraph RAID array. The drives
>> keep "going" bad - 4 went bad the end of March, and two supposedly went bad
>> over the weekend.
>>
>> I was not called in until late in the game the first time back the
>> beginning of April, where we swapped out the four drives that were
>> supposedly bad & reconstructed the array. This morning I was able to attack
>> the latest issue early on. Going into the RAID controller I was able to
>> produce a miracle and get the two drives that supposedly were "bad" working
>> again! Thankfully the logical drive in did not have any data on it yet.
>>
>> Discussing the issue with an experienced Intergraph tech of 25+ years he
>> (as I) contributed it to a power or temperature issue. Yes a temperature
>> issue, a +/- 5 degree change will cause havoc with the RAID controller &
>> backplane apparently. Pass that on to the powers that be to take action as
>> required & on to other issues.
>>
>> Now that you have the background – here is my dilemma. I have four drives
>> that may still be good, even though the RAID controller supposedly thought
>> they were bad. These four ST19171WC are SCSI, 80-pin SCA (Hot Swap able) –
>> so they do not have the normal connectors, nor pinouts to set the SCSI id's
>> and such. I'm wanting to put them on another SCSI controller and run some
>> tests to confirm they have failed or not. Sooo the question – if I wanted
>> to put these on another SCSI controller, is there any way I can do so?
>
>
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-- 
   Timothy "Irish" O'Brien

   1951 South 15th Street
   Omaha, NE
   68108-3903



   Voice: (402) 342-6387
   Fax: (810) 816-8322



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