The daughter board were cache extensions on the early RAID cards.

Cheers/2

Ed.

Ian Manners wrote:
> Hi Ed
>
>   
>> From the description, I don't think what Mike has are IBM cards, 
>> possibly HP/Compaq or Adaptec.
>>     
>
> Sorry, shouldnt be so vague, I dont think they are IBM cards either,
> though IBM have rebadged a lot of things from MYLEX, so its not
> always easy to tell but the card certainly sounds like its one of the
> good ones for server use, ie, Made by MYLEX.
>
>   
>> The "handle" on the card definately suggests a Server
rather than PC 
>> card - I suppose they could also be from a non-intel (i.e. *nix) box of 
>> some sort as those boxes have also used PCI bus.
>>     
>
> Will fit RS/6000 or IBM PCServer720's etc, though a quick search
> hasnt produced any AIX drivers but I'd be surprised if there there
> not out there somewere, for other Unix's as well.
>
> Also after grabbing the pic from eboy, increasing its size and applying
> sharpning filters, the DALLAS chip is just a CMOS one, no SRAM for
> data retension. The daughter board though might be for data retension
> or simply cache expansion.
>
> Cheers
> Ian Manners
> http://www.os2site.com/
>
>
> Go with your instincts in romance and business.
>
>
>  
> Yahoo! Groups Links
>
>
>
>
>   


 
Yahoo! Groups Links

 To visit your group on the web, go to:
    http://groups.yahoo.com/group/os2hardware/

 Your email settings:
    Individual Email | Traditional

 To change settings online go to:
    http://groups.yahoo.com/group/os2hardware/join
    (Yahoo! ID required)

 To change settings via email:
    mailto:os2hardware-digest{at}yahoogroups.com 
    mailto:os2hardware-fullfeatured{at}yahoogroups.com

 To unsubscribe from this group, send an email to:
    os2hardware-unsubscribe{at}yahoogroups.com

 Your use of Yahoo! Groups is subject to:
    http://docs.yahoo.com/info/terms/
 

---