NOTE: Everything below written before cd34's answer appeared above my post. Sneaky bastard... you were the more-qualified one I meant.
(Now if someone can just move my post above yours so it makes sense. Yeah, but then this note wouldn't. ... Nevermind.)
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That would work, if you replace the component with a qualified Teraserver tech.
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I'm no rocket surgeon so I can't tell you how to do it, but I think you may have to delete the array and set up a new one -- maybe there's an auto-setup utility? And choose "no" if there's an option to initialize the drives during the setup process.
Might be your RAID (SATA?) Controller.
Hopefully someone more qualified than we've demonstrated will be by soon.
