Same Problem here on my 15" Albook. I have even had the screen replaced (due to the white spots) but the cracking is still there. I have tried loosing and tightening the screws around the hinge to no avail. Darren On 27 Jun 2004, at 13:44, PowerBook G4 Titanium List wrote: > I've had my 15" Albook for a few months and the hinge has gradually > become > more reluctant - to the point now where it loudly cracks every time I > open > it. Do you think WD40 would be safe to use as lubricant - if not, I'd > appreciate suggestions. > > Thanks in advance, Colin.