The IBM 5412 was the Model 12 of the System/3 family.
Ask Henk in Europe, he has one.
The 3340 was compatible with the System/3 line.
Ask William D. he bought my System/3 Model 15 with 3340 drives.
----- Original Message -----
From: Peter Joules <peter_at_joules0.demon.co.uk>
To: <classiccmp_at_classiccmp.org>
Sent: Friday, April 28, 2000 6:09 PM
Subject: IBM 8" Disks - What are they?
> Amongst the things which I saved from the skip I have 4 IBM 8" floppies,
> the labels say:
>
> MAP ENTRY DISKETTE **M.T.=5412**
> P/N=4410338 E.C.=571989 DIAGN.DISK. 1
> --------------------------------------------------------
> CONTENTS, 0D0-FFB-FFF-FD6-143-FC0,DD6,D44,
> FC2,DD9,C17-FA0,FA6,FA7
> --------------------------------------------------------
>
>
>
> STAND ALONE DISKETTE **M.T.=5412**
> P/N=4247991 E.C.=571931 DIAGN.DISK. 2
> --------------------------------------------------------
> CONTENTS, LDR-FC0,LD5-FA0,E0A
>
> --------------------------------------------------------
>
>
> 3340 MICRO DIAGNOSTIC DISKETTE **M.T.=5412**
> P/N=4247992 E.C.=571989 DIAGN.DISK. 3
>
> --------------------------------------------------------
> CONTENTS, C16-FA1-FA2-FA3-FA4-FA5
>
> --------------------------------------------------------
>
>
> 3340 DIAGNOSTIC DISKETTE **M.T.=5412**
> P/N=4247993 E.C.=571931 DIAGN.DISK. 4
>
> --------------------------------------------------------
> CONTENTS, C11,C12,C14,C15,C17-FA0,C18,C19,
> C1A,C1B,C1F
> --------------------------------------------------------
>
> Can anyone tell me what these are and what they were for?
>
> I realise that they were for diagnostics of some sort and assume that
> the **M.T.=5412** is probably a machine type, but I am not familiar with
> IBM's designation numbers.
>
> At the bottom of the label is what I assume is a date in the format
> 77/01/05 - if my assumption is correct then these must be 30 years old.
>
> --
> Regards
> Pete
Received on Fri Apr 28 2000 - 20:52:51 BST