Looking for a WD 1001 55 Disk controller

From: jpero_at_sympatico.ca <(jpero_at_sympatico.ca)>
Date: Thu Feb 7 14:45:48 2002

>
>
> On Thu, 7 Feb 2002, g-wright wrote:
>
> > Hi Dick
> > All three drives have the same problems. These are 306 cylinder 6 heads. I have
> > about 50 Dives but none with this head and cylinder count. So I don't really
> > know
> > if I really do need the correct controller yet or not. I do need a seagate ST
> > 419
> > or similar drive though. I still would like a WD 1001 5.5. for 2 reasons. 1 to
> > keep the
> > Molecular original and 2 to help trouble shoot the other controller.
>
> You should know that you can use a different ST-506/411 interface drive
> instead of the failed models provided it has the same or more cylinders
> and heads. You will only be able to utilize the 306/6 capacity unless
> you revise some of the soft(firm?)ware, but it should provide a go/no-go
> test of the controllers.

ST251 will work. Using part of these 820cyl x 6 heads x 17 sectors
as ST419 on that machine for trouble shooting job or any 6 or 8 heads
of ST505/412 interface also work.

> - don

snip
> >
> > Thanks, again
> > Jerry
> >
> > Richard Erlacher wrote:
> >
snip

Cheers,

Wizard
Received on Thu Feb 07 2002 - 14:45:48 GMT