Wish I knew. I'm not sure what the diagnostic steps would be, unfortunately. On Oct 8, 2007, at 10:53 PM, Darlene Hess wrote: > Thanks Michael, > I have tried moving the lid and it doesn't seem to make a > difference. I have dealt with the G3 having the backlight/video > board problem, but didn't think it was also with the G4. I also > noticed that it turns itself off after awhile even if it is plugged > in. Is it possible that there is something wrong with the power unit?? > -------------- next part -------------- An HTML attachment was scrubbed... URL: http://listserver.themacintoshguy.com/pipermail/ibook/attachments/20071009/07905040/attachment.html