Apple PowerBook G4 DVD-ROM Specifications
Get a titanium PowerBook firmware update.
To update the firmware on your DVD-ROM drive, follow these steps:Make sure your PowerBook's power cord is connected and plugged into a working power source.Save all open documents and quit all applications.If a disc is in the DVD-ROM drive, eject it by dragging its icon to the Trash.Open the DVD-ROM Update application by double-clicking the icon.When you see the opening dialog box, click Continue to update the drive firmware.Once the firmware is updated, the Update application quits. Restart your computer.
Checks hard drives' internal diagnostics systems.
Optimize performance of a slow Mac hard drive.
Fix a range of volume errors.