At 05:57 PM 12/05/2009, you wrote: >Hi again, > >may be I should add that except for the led-based screen illumination, everything else seems to be working fine (external monitor, etc.) It might be a silly question, but: are you sure it's not just that the screen is going to sleep? Have you tried swiping your finger across the trackpad a couple of times when it drops out? H.