Data 1/0 Expansion Ram Board?

From: Joe R. <rigdonj_at_cfl.rr.com>
Date: Wed Jan 21 19:31:52 2004

  Thanks Bruce. I posted a picture, it's at
<http://www.classiccmp.org/hp/misc/RAM%20exp.jpg>.

   Joe

At 04:34 PM 1/21/04 -0800, you wrote:
>I've dropped a note to Data I/O support asking for a cross-reference. I'll
post the results when they get back to me.
>
> Keep the peace(es).
>
>
>*********** REPLY SEPARATOR ***********
>
>On 21-Jan-04 at 09:25 Joe R. wrote:
>
>>Hi Bruce,
>>
>> The PAL next to the SIMM sockets is pn 324-1737-002. The one next to the
>>corner is pn 324-1736-001. I will post a picture later if you still need
>>it.
>>
>> Joe
>>
>>At 03:55 PM 1/20/04 -0800, you wrote:
>>>Hi, Joe,
>>>
>>>*********** REPLY SEPARATOR ***********
>>>
>>>On 20-Jan-04 at 17:46 Joe R. wrote:
>>>
>>>>Found this today. It's about 6 1/2" x 7" and has 8 30 pin SIMM sockets
>>>>and a 60 pin ribbon cable header on it. It's marked 701-2214-001. Does
>>>>anyone know which Data I/O machine it's for?
>>>
>>> The 60-pin header is a giveaway. That's either the 4MB or 8MB memory
>>expander for the UniSite series (with the original controller board -- it
>>won't work on the later production units).
>>>
>>> Take a close look at the label on the PAL. It should have a Data I/O part
>>number on it. Tell me what that number is, and I can tell you which memory
>>size it will accommodate.
>>>
>>> It'll use standard 1Mx9 PARITY SIMMs. You MUST use parity, and (in most
>>cases) they must be the nine-chip type. Data I/O expander boards had
>>trouble with the three-chip type SIMMs.
>>>
>>>
>>>
>>>-=-=-=-=-=-=-=-=-=-=-=-
>>>Bruce Lane, Owner & Head Hardware Heavy,
>>>Blue Feather Technologies -- http://www.bluefeathertech.com
>>>kyrrin (at) bluefeathertech do/t c=o=m
>>>"If Salvador Dali had owned a computer, would it have been equipped with
>>surreal ports?"
>>>
>>>
>>>
>
>
>-=-=-=-=-=-=-=-=-=-=-=-
>Bruce Lane, Owner & Head Hardware Heavy,
>Blue Feather Technologies -- http://www.bluefeathertech.com
>kyrrin (at) bluefeathertech do/t c=o=m
>"If Salvador Dali had owned a computer, would it have been equipped with
surreal ports?"
>
>
>
Received on Wed Jan 21 2004 - 19:31:52 GMT

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