Initial BIOS version for the NTSC lands SCPH1001 (Revised US Model)Ī revised version of the US model, the option colour has slightly changed SCPH1002 (Europe Launch model) The very first BIOS version, this one has a different cursor appearance and the CD player cannot be accessed unless an audio CD is in the drive. Like the hardware, the BIOS went through various revisions and designs which we will look at.
Not all games provided a way to manage the memory card so the BIOS was often used for this purpose.
The purpose of the BIOS for the PlayStation was to provide an interface for the end user to manage their memory cards and the option to play an audio CD and was automatically displayed when the console was turned on without a disc inserted.
