But the thing is, I've had this iBook since July and this noise just started yesterday. Ron On Friday, April 11, 2003, at 04:30 PM, Gary D. Adams wrote: > t sounds like the HD accessing data and parking. Do a GoogleMac > search, and you'll see that happens quite a bit. My iBook (clamshell) > did it quite a bit in OS 9, but not nearly so much in OS X. In 9, I > used a little program called APMTuner or something like that to change > the sleep time default.