i have the same problem. I've already replaced the PMU and PRAM battery, but it still won't work correctly. On Thu, 16 Dec 2004 20:23:49 -0500, John R McDaniel <johnmcd at one.net> wrote: > I have a trusty old 1st generation Ti/500. > > Lately, if I shut down it will not boot up until I use the reset button > on the back. > > It tries to boot; the hard drive spins up & I hear the familiar chime, > but nothing else happens --no screen --nothing. > > Is there a motherboard battery like the desktop units have? Does it > need replacing after this amount of time? > > A little while back I had a problem with an intermittent short in my > power supply that seemed to scramble the PMU. After a great deal of > work (and symptoms like the above) I got the TiBook to come back to > life. Now I seem to be backtracking to earlier problems. > > Ideas? > > j mcd > --- > John McDaniel johnmcd at one.net > --- > > _______________________________________________ > Titanium mailing list > Titanium at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/titanium > -- Your friends confine you in their worlds, one by one, a string of pearls.