If you have an external disk, let's name it bob to be clear.

1. Clone your iBook G4 internal disk to bob with Carbon Copy Cloner, version 3.4.7.

Check that this copy is bootable. Carbon Copy Cloner will display this information.

2. Reboot from bob.

3. Start Disk Utility, select the appropriate level of security to completly erase your iBook G4 internal disk. Erase it.

If you have an external disk, let's name it bob to be clear.

1. Clone your iBook G4 internal disk to bob with Carbon Copy Cloner, version 3.4.7.

   Check that this copy is bootable. Carbon Copy Cloner will display this information.

2. Reboot from bob.

3. Start Disk Utility, select the appropriate level of security to completly erase your iBook G4 internal disk. Erase it.