Or, when you try to boot from the usual HD OS: Try verbose startup to see what part of the startup is ok and where it stops. Press cmd-v then power on the iBook and holding down the cmd-v until you get something on-screen. On Fri, 11 Aug 2006, Russ Gorman wrote: > Put the original install CD that you got with the computer in and > restart while holding down the "C" key. > If the installer screen comes up don't install- run the Disk Utility > from the pulldown menu. . . .