On Tue, 3 Aug 2004, Richard A. Cini wrote:
> Hello, all:
>
> I'm trying to get my "new" Micromint SB180 to work with
> the floppy drives
> that came with it. I've been given two sets of disks, both of which were
> made on a known-working system but which produce read errors on mine.
>
> The drives pass the internal disgnostics that are in the
> SB180 ROM, but I
> want to eliminate the drive from the problem by swapping another in. It
> appears to use standard 5.25" 1/2-height PC drives except that the "old"
> drive has a head-load solenoid while the new one doesn't.
>
> The model number of the "old" drive is FD55F-03-U and the
> model number of
> the "new" drive is FD55BV-36-U. There are differences in the jumper
> designations between the models so I can't readily map the settings.
>
> Can anyone help with this? Thanks.
Rich, the 55F is a 96tpi drive while the 55BV is 48tpi. That
difference is likely the cause of your problem.
- don
>
> Rich Cini
> Collector of classic computers
> Build Master for the Altair32 Emulation Project
> Web site: http://highgate.comm.sfu.ca/~rcini/classiccmp/
> /************************************************************/
>
>
>
Received on Tue Aug 03 2004 - 23:41:23 BST