This confirms the regional lockout setting of the BIOS. A USA BIOS is configured to read NTSC-U/C formatted games, which were distributed in North America.
: Once placed, open your emulator settings (e.g., PCSX2's BIOS Selector). It should appear as "USA v02.00 (14/06/2004) Console" . scph-70012-bios-v12-usa-200.bin
: Additional read-only memory components found in later hardware. Setup Guide for PCSX2 How To Setup PCSX2 V2 & Install BIOS This confirms the regional lockout setting of the BIOS
PCSX2 "Failed to open" BIOS files with uppercase extensions #5954 open your emulator settings (e.g.