Edison,
If one of the drives within the mirror fails, the remaining disk will list
as "Failed Redundancy" within Disk Management.
To re-establish the mirror, run through the steps listed in the article
below:
313061 HOW TO: Regenerate a Dynamic Mirrored Volume in Windows 2000
http://support.microsoft.com/?id=313061
Jeff Patterson
Microsoft Support
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"Edison Fung" <(E-Mail Removed)> wrote in message
news:0e6f01c3a2c8$6f47c800$(E-Mail Removed)...
> I had two hard disk form as software RAID 1 in windows
> 2000 Server. But one day one hard disks have bad sector.
> When will help in Windows 2000 server. Does it show
> recoverable in the disk manager or something else?