Hitachi Compute Blade 500 Series User Manual page 176

Note: If you select New Configuration, all data in the disks is lost.
Backup your required data before selecting New Configuration.
Tip:
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3 Click Manual Configuration > Next.
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3-26
When you click New Configuration, you lose the data in the existing
disk arrays. This should be selected when you discard the data in the
existing disk array and build a new one.
When you click New Configuration, the following window is displayed
first. Click Yes to build new disk array.
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