Respuesta a "Powers on after sitting, then won't power on again"Quote from Apple: "July 17, 2007: This program has ended. If you have questions about your iBook's eligibility, contact us." http://www.apple.com/au/support/ibook/fa... I have two 300 MHz iBook 12" with similar problems and hopefully try to repair it with a hot steam gun in the future. The broadest article about this issue I found at ifixit is this (beneath countless others): Why does my screen flash solid colors then displays a gray screen?