Installing iBook G4 14" 933 MHz-1.33 GHz Battery: Step 1 Use a coin to rotate the battery locking screw 90 degrees clockwise. /Guide/Repair/iBook-G4-14-Inch-933-MHz-1-33-GHz-Battery/175/all#s624 Installing iBook G4 14" 933 MHz-1.33 GHz Battery: Step 2 Lift the battery out of the computer. /Guide/Repair/iBook-G4-14-Inch-933-MHz-1-33-GHz-Battery/175/all#s625