That's odd. I don't have a clue if it's not the power manager. APMTuner worked in 9 but I don't think there's an X version of it. Gary Ron Reames wrote: > > I reset the battery. The noise is still there. Running DiskWarrior I see > there is a lot of fragmentation. The directory is 40% fragmented. > BUT...... I only hear the noise when the laptop has warmed up. > > Ron >