Xref: utzoo comp.sys.ibm.pc:12493 comp.unix.xenix:1575
Path: utzoo!mnetor!uunet!seismo!sundc!pitstop!sun!decwrl!labrea!agate!pasteur!ames!hao!gatech!psuvax1!vu-vlsi!cbmvax!grr
From: grr@cbmvax.UUCP (George Robbins)
Newsgroups: comp.sys.ibm.pc,comp.unix.xenix
Subject: Re: Wren III-182 question
Message-ID: <3371@cbmvax.UUCP>
Date: 26 Feb 88 13:59:43 GMT
References: <856@bigtex.uu.net>
Reply-To: grr@cbmvax.UUCP (George Robbins)
Organization: Commodore Technology, West Chester, PA
Lines: 17
Keywords: Fixing Compaq brain damage

In article <856@bigtex.uu.net> james@bigtex.uu.net (James Van Artsdalen) writes:
> I recently purchased a CDC Wren III-183 hard disk from a Compaq owner.  I
> intend to use it in my PC's Ltd. 386/16.  After a great deal of trouble, I
> noticed that my OMTI-8620 hard disk controller thought that this drive, which
> has 969 cylinders and 9 heads, only has 967 cylinders and 8 heads.  Further
> investigation shows that indeed, the nineth head does not respond.  I checked
> the CDC documentation, and the drive does have a nineth head.

You might check the OMTI documentation to make sure that the controller
supports more than 8 heads, or whether any jumper arrangement is needed
to make the controller notion of the 4'th head select line agree with
the drive's.

-- 
George Robbins - now working for,	uucp: {uunet|ihnp4|rutgers}!cbmvax!grr
but no way officially representing	arpa: cbmvax!grr@uunet.uu.net
Commodore, Engineering Department	fone: 215-431-9255 (only by moonlite)