Hitachi Compute Blade 2000 User Manual page 259

Check New Configuration or Add Configuration, and click Next.
2
The following screen appears:
If you select New Configuration, all data in those hard disks including the disk
array information will be lost. Backup your required data before selecting New
Configuration.
The existing disk arrays will remain when you select Add
Configuration. Add Configuration should be selected when
you want to keep the existing disk arrays, and to build disk
arrays through an additional hard disk.
If you select New Configuration, you lose the existing disk
arrays. This should be selected when you discard the
existing disk array and build a new one.
If you select New Configuration, the following screen
appears first. Clicking Yes allows you to build a disk array.
NOTICE
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