Powerbook G4 667, 18 months. Has run fine since purchase. The fan has
kicked in occationally, perhaps once or twice per months. Usually when I
inadvertantly blocked ventilation for some reason.
Since a couple of days this has changed. Now the fan kicks in after a
few minutes and runs full screaming speed after another few minutes
every time. I can make the fan slow down by lifting the keyboard and
ing at the heat sinks a few puffs, but somehow I don't think that's
what the Apple designers intended for their users.
Anyone have any tips on how to ...