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- Xref: sparky comp.sys.ibm.pc.misc:15980 comp.sys.ibm.pc.hardware:33633
- Newsgroups: comp.sys.ibm.pc.misc,comp.sys.ibm.pc.hardware
- Path: sparky!uunet!nih-csl.dcrt.nih.gov!helix.nih.gov!rohrernl
- From: rohrernl@helix.nih.gov (Nathan Rohrer)
- Subject: Re: Problem with 3.5" floppy drive (help!)
- Message-ID: <rohrernl.68@helix.nih.gov>
- Sender: postman@alw.nih.gov (AMDS Postmaster)
- Organization: National Eye Institute, National Institutes of Health
- References: <1992Dec17.183812.7317@pony.Ingres.COM>,<1992Dec18.022913.19683@zip.eecs.umich.edu> <1992Dec18.081657.817@ualr.edu>
- Distribution: na
- Date: Fri, 18 Dec 1992 15:42:46 GMT
- Lines: 50
-
- In article <1992Dec18.081657.817@ualr.edu> showalter@acs.harding.edu writes:
-
- >In article <1992Dec18.022913.19683@zip.eecs.umich.edu>, joy@quip.eecs.umich.edu (Chien-Chung Chen) writes:
- >>In article <1992Dec17.183812.7317@pony.Ingres.COM> bonobo@Ingres.COM (David Victor) writes:
- >>>I just bought a new 486SX-25 clone system, and I'm pretty happy with it,
- >>>except for one thing:
- >>>
- >>>I do a "DIR B:" (B: is my 3.5" floppy drive) on disk #1, and get a valid
- >>>file listing.
- >>>
- >>>I take out disk #1 and replace it with disk #2, which is known to have
- >>>different files on it (verified on 2 other machines).
- >>>
- >>>I do a "DIR B:" again, and I get the *same* file listing as I had on my
- >>>disk #1!
- >>>
- >>>If I reboot the machine and do a "DIR B:" on disk #2, I see the correct
- >>>listing of the contents of disk #2 (which again supports my contention
- >>>that disk #1 and disk #2 have different files on them).
- >>>
- >>>In other words, my directory listing is the same for every disk I insert
- >>>into drive B: forever, until I reboot. Can anyone tell me what's going
- >>>on? Thanks for any help!!
- >>>
- >>>-David Victor
- >>
- >David, I've been maintaing the micros here at school for about 3 years and
- >I've seen the problem you describe a dozen times or so. So far every single
- >one has been fixed by replacing the ribbon cable between the drive and
- >controller. I've also been told by TEAC that the "DC" jumper on the drive
- >must sometimes be changed....take it off if it's there and vice versa.
- >Good luck.
-
- >Phil
-
- Sounds like your drive either doesn't have DC (disk change) or the jumber
- isn't set properly. This lets the system know that a new disk has been
- inserted. On your current setup you should be able to do B: enter and then
- do a dir and read the contents of the new disk. Hope that helps.
-
-
-
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- /* --- Nathan Rohrer --- */
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