Can you check out if there is any dos driver in your autoexec.bat file? You can open
it with Notepad. If you are running win98, the easiest way is to run "msconfig" from
start button-->run

This problem usually caused by 16bit driver.

Jun Qian

Marshall Freedland wrote:

> "Marc E. Mosher" wrote:
>
> >   What happens is the CD-ROM stops working and when we check the SYSTEM applet
> > in the control panel it says the system has been put into DOS
> > COMPATIBILITY MODE.
>
> I had/have a similar problem and people tell me that it's because I have 4
> devices: 3 HDs and a CD.  I daisy-chained my Primary to the CD (they 'live' next
> to each other and it seemed easiest to go that way) and I had the other 2 Maxtor
> HDs daisy-chained connecting to the mb.  This worked well for a while but...  I
> am in DOS Compatibility Mode now.

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