Instructions
Open the Dreamcast software digital archive using WinRar. Highlight the ".CDI" file and click "Extract All" on the main WinRar tool bar.
Select the save destination for the file, and click the "OK" button. Exit the WinRar application.
Launch the DiscJuggler program, and click the "New Task" button in the main tool bar at the top of the application window.
Highlight the "Burn Disc Images" option, and click the "OK" button.
Browse to the location of the extracted ".CDI" file. Highlight the file, and click the "Open" button.
Click on the "Advanced" tab to display the list of burning options. Click the "Mode" drop-down box, and select "Mode 2" from the list of options. Click the "Raw Write" check box in the miscellaneous section of the Advanced Burn Options menu.
Insert a blank CD-R into your computer's disc drive. Click the "Start" button in the bottom left corner of the DiscJuggler application window. The Dreamcast software backup image will be burned to the disc.