IBM "Type 0667" ESDI disk information?

Sridhar Ayengar ploopster at
Tue Aug 7 20:18:34 CDT 2007

Mr Ian Primus wrote:
> Well, I did some checking, and my one vax does _not_
> have an Emulex ESDI controller - it's a Dilog. I
> downloaded the manual from Bitsavers. I'm going to
> start playing with it and see if I can get it to
> format some of these spare ESDI disks.
> One disk I have a couple of is this IBM drive. It's
> labeled as "P/N 90X8528 70MB ESDI", and on the side as
> "Type: 0667". Googleing has turned up little, although
> I found some info on cyls/heads/sectors. There is a
> block of dip switches on the drive, and it would be
> nice to figure out what they do...

They bought Adstar a while ago, which was IBM's media-manufacturing 
division.  Look for the big master table of all hard disks they ever 
made at Hitachi's website.

Peace...  Sridhar

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