hmm. I don't have the ALC882 personally... I had to use the AppleHDAPatcher and then another .text file downloaded from their website. For more info from the forum check out:

<a href="http://forum.insanelymac.com/index.php?showtopic=32859&hl=alc888">http://forum.insanelymac.com/index.php?showtopic=32859&hl=alc888</a>

or you could go right to the AppleHDAPatcher wiki:
<a href="http://wiki.taruga.net/tiki-index.php">http://wiki.taruga.net/tiki-index.php</a>

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