I'm Having Trouble With The MM3 Chip Installation On My PSOne : r/psx
MultiMode 3 Modchip | Retro Consoles Wiki | Fandom
SCPH-7501 PlayStation 1 MM3 modchip installation (PU-22 NTSC board) - William Quade
PSOne MM3 mod chip install. There are many others like it, but this one is mine. : r/psx
Making PlayStation 1 Modchips
PlayStation 1 Modchip HEX Dumps (MM3 and ONEChip) and more! | Kippykip Forums!
Darthsternie on Twitter: "Anybody who knows anything about PS1 Modchips able to help me tell what this modchip could be? I can't these solder points anywhere online. It's a PSOne with 12c508A