My PowerBook G4 won't turn on, the battery is fully charged. I hear no sounds.
POWERBOOK G4, Mac OS X (10.4.11)
Posted on Apr 11, 2013 8:33 AM
Q: WHAT TO DO IF YOUR POWERBOOK G4 LAPtop won't turn on
PMU resset.
http://support.apple.com/kb/HT1431