Re: TP600-formatted floppy diskettes cannot be read on TP755

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From: William Van Tuyl (wvantuyl_at_iso.net)
Date: Mon Apr 02 2001 - 17:36:49 EDT

Get the Hardware Maintenance Manual #2
ftp://ftp.pc.ibm.com/pub/pccbbs/mobiles/tpvol2.pdf . Page 206 has the
Diskette Drive Test..
 That may be a start.
Bill

"Dr. Jeffrey Race" wrote:

> I am trying to copy some utilities from my 600 to my 755. The latter
> objects that it finds bad sectors. However the files are known good (in
> fact can be run from A: in the 600 as a test). I have replaced the
> floppy drive on the 755 with identical results. This is reproducible
> across any number of diskettes.
>
> The same is true whether I format on the 600 in DOS or OS/2.
>
> CHKDSK in both the 600 and 755 reports no bad sectors.
>
> CLUE: Suspecting this might result from some formating problem, I tried
> to format a rejected diskette in the 755 instead. FORMAT.COM reports
> the floppy is a 360k diskette (in fact it is 1.44 mb). If I use the
> resulting (misformatted) 360k diskette (actually a 1.44 mb floppy),
> I can successfully transfer the files via the floppy.
>
> What is going on and what is the fix?
>
> Jeffrey Race

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