The fact that it freezes when Photoshop is open leads me to think it might be a RAM issue. Swap the RAM with another machine and see if the symptoms follow. Nate -------------- Original message ---------------------- From: Seth Dimbert <sdimbert at hbha.edu> > I've got a couple of PM G4 (AGP) machines in my Mac Lab and one of > them misbehaves. It freezes randomly when Photoshop is open (even > after it's re-imaged with a fresh image) and will not boot from an > external firewire drive. The other, identical machine will, but this > one will not. > > I've just re-installed a fresh copy of Panther, but System Prefs will > not let me choose the external drive as a Startup Disk and rebooting > with Option held down doesn't work, either. > > Any ideas as to what coule be wrong? > > -SD > > ------------------------------------------------------------------------ > --------------------- > Seth Dimbert > English, Journalism, Media > Hyman Brand Hebrew Academy > ------------------------------------------------------------------------ > --------------------- > -------------- next part -------------- An embedded message was scrubbed... From: Seth Dimbert <sdimbert at hbha.edu> Subject: [G4] PowerMac G4 (AGP Graphics) booting from external drive Date: Wed, 30 Aug 2006 17:20:18 +0000 Size: 3865 Url: http://listserver.themacintoshguy.com/pipermail/g4/attachments/20060902/773722a7/attachment-0001.mht