Sometimes, when I open the lid of my Powerbook G4, which should cause it to wake, the sleep light extinguishes, but the screen remains dark. The workaround is to close the lid, wait for the sleep light to come on, and then open the lid; that is, to wake put it back to sleep and then wake it up again. on 04/12/13 16:40, Spoolman Nancy at nanc at spoolman.com wrote: > We have a lab of iMac G4/800/Combo's that are steadily getting worse in > not waking up once they go to sleep. They are also locking up when the > teacher has the student logout. Has anyone else come across this and > could it be the battery? We bouth them in the spring of 2003. They had > Jaguar and when Panther came, we upped them to Panther. It's been a > gradual thing with the sleep issues. > > > > Nanc > > "Sorrow looks back. Worry looks around. Faith looks UP!" > > _______________________________________________ > X4U mailing list > X4U at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/x4u