Bring it up to 10.4.11
Try resetting PMU and PRAM
All the info, plus probably people with exactly the same issue, should be on the discussion boards at apple.com
@BringMeMyFix started
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Bring it up to 10.4.11
Try resetting PMU and PRAM
All the info, plus probably people with exactly the same issue, should be on the discussion boards at apple.com