To verify your version, boot your PS2 without a disc, select System Configuration , and press
He knew the legends. The 90001 was the final, brutalist evolution of the original console. Sony had stripped away the parallel I/O port, the serial port, and most importantly, had fused the BIOS and the disc controller into a single, monolithic "Super ROM." The hacker forums called it the "Gray Ghost." Nobody had dumped its firmware. Nobody had soft-modded one. scph90001 bios v18 usa 230
Note: We don’t condone piracy, but dumping your own console’s BIOS is legal in many jurisdictions. To verify your version, boot your PS2 without
: It uses the "Deckard" IOP chip, which provides high performance but can have slight compatibility differences with a few older PS1 titles compared to the earliest original hardware. Importance for Emulation Nobody had soft-modded one