CDC 9429 Floppy maintenance manual

Seth Morabito lists at loomcom.com
Sun May 8 14:46:23 CDT 2016


* On Sat, May 07, 2016 at 11:17:50PM -0600, Eric Smith <spacewar at gmail.com> wrote:
> On Sat, May 7, 2016 at 1:19 PM, Seth Morabito <lists at loomcom.com> wrote:
> > I have reason to believe that the CDC 9428 and 9429 are identical
> > except that the 9429 is jumpered for 80 tracks and the 9428 is
> > jumpered for 40 tracks... but I'm not 100% sure.
> 
> They would have to have different heads, if the 40 track model was
> standards-compliant and industry-compatible. 

Ahhh... of course, I should have thought of that.

I am even more cautious about using the 9428 manual for 9429 
service, then.

-Seth
-- 
Seth Morabito
seth at loomcom.com


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