On Thu, 5 Oct 2000, Lawrence Walker wrote:
I have a hard to replace dsdd floppy disk that
produced a
screeching noise while attempting to read it on a win98 box under
Dos using a Dos program. I quickly removed it and tried to read it
on another Dos box also with a HDFDD. No screech but only the
directory was readable, not the contents. I checked the original
FDD again using a scrap dsdd floppy and had no trouble with it.
Anyone have any thoughts as to what would have caused this ?
Whenever I have heard that horrid squeal, it has been followed with the
disappearance of the magnetic media on a track or cylinder. :{
And whether the disk is salvageable ? I'm
reluctant to run the disk
again on any box till I explore the options, lest I damage it further.
It was an old DRI PC-install master disk for GEM.
The first thing that you want to do as make several image copies of the
disk on a drive with known clean heads and using a utility such as
AnaDisk that will make a track-by-track copy of it. Then work on a
copy!
- don
ciao larry
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lgwalker(a)look.ca