Difficulty: Easy / Hard / Common Easy: If you hold the power button and Set the Volume on Your GameSystem® to 100%, There is a 50/50 Chance you will get it. Only works if a Disc is Being Read. Hard: you can Delete The File "Audio_Manager" Within the files of the System. However, it is likely that It will be prevented by a Windows/Mac Error. To Really Delete it, You will need to Change the "System_Manager" Code Somewhere in the "Error_Manager". Common: Sometimes it will Happen due to Dust or being too Hot.
SEGA - DreamCast